diff --git a/.gitignore b/.gitignore
index 75c7d13a..23888616 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,3 +30,5 @@ bun.lockb
 public/fonts/
 
 *.Identifier
+
+src/lib/Berechnungen/BedarfsausweisWohnen/18599-Tabellenverfahren-Wohngebaeude-komplett-ocr.pdf
diff --git a/package.json b/package.json
index 949e4b20..5c3f51eb 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "flag-icons": "^6.15.0",
     "fontkit": "^2.0.4",
     "js-cookie": "^3.0.5",
-    "js-interpolate": "^1.3.1",
+    "js-interpolate": "^1.3.2",
     "moment": "^2.30.1",
     "moment-timezone": "^0.5.46",
     "pdf-lib": "^1.17.1",
diff --git a/src/components/Tabellen/A12NutzenergiebedarfHeizung.svelte b/src/components/Tabellen/A12NutzenergiebedarfHeizung.svelte
index 0bb14ffa..712d526e 100644
--- a/src/components/Tabellen/A12NutzenergiebedarfHeizung.svelte
+++ b/src/components/Tabellen/A12NutzenergiebedarfHeizung.svelte
@@ -1,8 +1,8 @@
 <script lang="ts">
   import { BedarfsausweisWohnenClient, GebaeudeAufnahmeClient } from "#components/Ausweis/types.js";
-  import { funktionMonatlicherBelastungsgrad } from "#lib/Berechnungen/BedarfsausweisWohnen/funktionMonatlicherBelastungsgrad";
-  import { funktionBilanzInnentemperatur } from "#lib/Berechnungen/BedarfsausweisWohnen/funktionBilanzInnentemperatur";
-  import { funktionAusnutzungsgrad } from "#lib/Berechnungen/BedarfsausweisWohnen/funktionAusnutzungsgrad";
+  import { funktionMonatlicherBelastungsgrad } from "#lib/Berechnungen/BedarfsausweisWohnen/funktionMonatlicherBelastungsgrad.js";
+  import { funktionBilanzInnentemperatur } from "#lib/Berechnungen/BedarfsausweisWohnen/funktionBilanzInnentemperatur.js";
+  import { funktionAusnutzungsgrad } from "#lib/Berechnungen/BedarfsausweisWohnen/funktionAusnutzungsgrad.js";
 
   export let ausweis: BedarfsausweisWohnenClient;
   export let gebaeude_aufnahme: GebaeudeAufnahmeClient;
@@ -78,7 +78,7 @@
     Dezember: 0
   };
 
-  let bilanzinnentemperaturen = {
+  let bilanzInnenTemperaturen = {
     Januar: 0,
     Februar: 0,
     März: 0,
@@ -118,33 +118,36 @@
     belastungsgrade.September = funktionMonatlicherBelastungsgrad(heizlast, zeitkonstante, "September");
     belastungsgrade.Oktober = funktionMonatlicherBelastungsgrad(heizlast, zeitkonstante, "Oktober");
     belastungsgrade.November = funktionMonatlicherBelastungsgrad(heizlast, zeitkonstante, "November");
-    belastungsgrade.Dezember = funktionMonatlicherBelastungsgrad(heizlast, zeitkonstante, "Dezember");
+    belastungsgrade.Dezember = funktionMonatlicherBelastungsgrad(heizlast, zeitkonstante, "Dezember");		
 
-    bilanzinnentemperaturen.Januar = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Januar");
-    bilanzinnentemperaturen.Februar = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Februar");
-    bilanzinnentemperaturen.März = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "März");
-    bilanzinnentemperaturen.April = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "April");
-    bilanzinnentemperaturen.Mai = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Mai");
-    bilanzinnentemperaturen.Juni = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Juni");
-    bilanzinnentemperaturen.Juli = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Juli");
-    bilanzinnentemperaturen.August = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "August");
-    bilanzinnentemperaturen.September = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "September");
-    bilanzinnentemperaturen.Oktober = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Oktober");
-    bilanzinnentemperaturen.November = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "November");
-    bilanzinnentemperaturen.Dezember = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Dezember");
+    bilanzInnenTemperaturen.Januar = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Januar");
+    bilanzInnenTemperaturen.Februar = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Februar");
+    bilanzInnenTemperaturen.März = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "März");
+    bilanzInnenTemperaturen.April = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "April");
+    bilanzInnenTemperaturen.Mai = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Mai");
+    bilanzInnenTemperaturen.Juni = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Juni");
+    bilanzInnenTemperaturen.Juli = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Juli");
+    bilanzInnenTemperaturen.August = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "August");
+    bilanzInnenTemperaturen.September = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "September");
+    bilanzInnenTemperaturen.Oktober = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Oktober");
+    bilanzInnenTemperaturen.November = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "November");
+    bilanzInnenTemperaturen.Dezember = funktionBilanzInnentemperatur(heizlast, zeitkonstante, "Dezember");
 
-    waermeSenken.Januar = maximalerWaermestrom * [bilanzinnentemperaturen.Januar - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.Januar;
-    waermeSenken.Februar = maximalerWaermestrom * [bilanzinnentemperaturen.Februar - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.Februar;
-    waermeSenken.März = maximalerWaermestrom * [bilanzinnentemperaturen.März - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.März;
-    waermeSenken.April = maximalerWaermestrom * [bilanzinnentemperaturen.April - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.April;
-    waermeSenken.Mai = maximalerWaermestrom * [bilanzinnentemperaturen.Mai - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.Mai;
-    waermeSenken.Juni = maximalerWaermestrom * [bilanzinnentemperaturen.Juni - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.Juni;
-    waermeSenken.Juli = maximalerWaermestrom * [bilanzinnentemperaturen.Juli - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.Juli;
-    waermeSenken.August = maximalerWaermestrom * [bilanzinnentemperaturen.August - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.August;
-    waermeSenken.September = maximalerWaermestrom * [bilanzinnentemperaturen.September - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.September;
-    waermeSenken.Oktober = maximalerWaermestrom * [bilanzinnentemperaturen.Oktober - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.Oktober;
-    waermeSenken.November = maximalerWaermestrom * [bilanzinnentemperaturen.November - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.November;
-    waermeSenken.Dezember = maximalerWaermestrom * [bilanzinnentemperaturen.Dezember - minimaleAussentemperatur] / [innenTemperatur - minimaleAussentemperatur] * belastungsgrade.Dezember;
+		console.log(belastungsgrade.Juli, bilanzInnenTemperaturen.Juli);
+
+
+    waermeSenken.Januar = maximalerWaermestrom * (bilanzInnenTemperaturen.Januar - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.Januar;
+    waermeSenken.Februar = maximalerWaermestrom * (bilanzInnenTemperaturen.Februar - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.Februar;
+    waermeSenken.März = maximalerWaermestrom * (bilanzInnenTemperaturen.März - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.März;
+    waermeSenken.April = maximalerWaermestrom * (bilanzInnenTemperaturen.April - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.April;
+    waermeSenken.Mai = maximalerWaermestrom * (bilanzInnenTemperaturen.Mai - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.Mai;
+    waermeSenken.Juni = maximalerWaermestrom * (bilanzInnenTemperaturen.Juni - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.Juni;
+    waermeSenken.Juli = maximalerWaermestrom * (bilanzInnenTemperaturen.Juli - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.Juli;
+    waermeSenken.August = maximalerWaermestrom * (bilanzInnenTemperaturen.August - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.August;
+    waermeSenken.September = maximalerWaermestrom * (bilanzInnenTemperaturen.September - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.September;
+    waermeSenken.Oktober = maximalerWaermestrom * (bilanzInnenTemperaturen.Oktober - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.Oktober;
+    waermeSenken.November = maximalerWaermestrom * (bilanzInnenTemperaturen.November - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.November;
+    waermeSenken.Dezember = maximalerWaermestrom * (bilanzInnenTemperaturen.Dezember - minimaleAussentemperatur) / (innenTemperatur - minimaleAussentemperatur) * belastungsgrade.Dezember;
 
 
     waermequellensenkenverhaeltnisJanuar = waermeQuellen.Januar / waermeSenken.Januar;
@@ -160,6 +163,9 @@
     waermequellensenkenverhaeltnisNovember = waermeQuellen.November / waermeSenken.November;
     waermequellensenkenverhaeltnisDezember = waermeQuellen.Dezember / waermeSenken.Dezember;
 
+		console.log(waermequellensenkenverhaeltnisJuli);
+		
+
     ausnutzungsgradJanuar = funktionAusnutzungsgrad(waermequellensenkenverhaeltnisJanuar, zeitkonstante, "alleMonate");
     ausnutzungsgradFebruar = funktionAusnutzungsgrad(waermequellensenkenverhaeltnisFebruar, zeitkonstante, "alleMonate");
     ausnutzungsgradMärz = funktionAusnutzungsgrad(waermequellensenkenverhaeltnisMärz, zeitkonstante, "alleMonate");
@@ -225,7 +231,7 @@
     <tbody>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">31</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.Januar*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.Januar*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">1,0</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.Januar*1000)/1000}
         </td>
@@ -240,7 +246,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">28</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.Februar*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.Februar*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">1,9</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.Februar*1000)/1000}
         
@@ -256,7 +262,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">31</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.März*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.März*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">4,7</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.März*1000)/1000}
          
@@ -272,7 +278,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">30</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.April*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.April*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">9,2</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.April*1000)/1000}
          
@@ -288,7 +294,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">31</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.Mai*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.Mai*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">14,1</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.Mai*1000)/1000}
          
@@ -304,7 +310,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">30</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.Juni*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.Juni*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">16,7</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.Juni*1000)/1000}
          
@@ -320,7 +326,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">31</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.Juli*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.Juli*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">19,0</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.Juli*1000)/1000}
          
@@ -336,7 +342,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">31</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.August*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.August*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">18,6</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.August*1000)/1000}
           
@@ -352,7 +358,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">30</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.September*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.September*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">14,3</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.September*1000)/1000}
          
@@ -368,7 +374,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">31</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.Oktober*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.Oktober*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">9,4</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.Oktober*1000)/1000}
          
@@ -384,7 +390,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">30</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.November*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.November*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">4,1</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.November*1000)/1000}
          
@@ -400,7 +406,7 @@
       </tr>
       <tr>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">31</td>
-        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzinnentemperaturen.Dezember*1000)/1000}</td>
+        <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(bilanzInnenTemperaturen.Dezember*1000)/1000}</td>
         <td class="border border-gray-300 px-2 py-1 bg-gray-100">0,9</td>
         <td class="border border-gray-300 px-2 py-1 bg-blue-100">{Math.round(belastungsgrade.Dezember*1000)/1000}
          
diff --git a/src/lib/Berechnungen/BedarfsausweisWohnen/funktionAusnutzungsgrad.ts b/src/lib/Berechnungen/BedarfsausweisWohnen/funktionAusnutzungsgrad.ts
index a1052c99..6ed17a0a 100644
--- a/src/lib/Berechnungen/BedarfsausweisWohnen/funktionAusnutzungsgrad.ts
+++ b/src/lib/Berechnungen/BedarfsausweisWohnen/funktionAusnutzungsgrad.ts
@@ -1,80 +1,156 @@
 // Funktion zur Berechnung des Ausnutzungsgrades aus Tabelle 18
 
-import { nevillePolynomialInterpolation } from "js-interpolate";
+import { cubicSplineInterpolation, nevillePolynomialInterpolation } from "js-interpolate";
 
 const dataset = {
-  alleMonate: {
-    30: [ 0.999,0.992,0.978,0.956,0.927,0.893,0.856,0.818,0.78,0.742,0.706,0.671,0.638,0.608,0.579,0.553,0.528,0.505
-        ,0.483,0.463,0.445,0.428,0.411,0.396,0.382,0.369,0.357,0.345,0.334,0.324,0.314,0.305,0.296,0.288,0.28,0.273,0.266,
-        0.259,0.253,0.246,0.22,0.198,0.181,0.166,0.153,0.142,0.133,0.125,0.117,0.111,0.105,0.1],
-    40: [ 1.0,0.997,0.99,0.975,0.954,0.926,0.892,0.855,0.817,0.778,0.739,0.702,0.667,0.634,0.603,0.574,0.547,0.522
-        ,0.498,0.477,0.457,0.438,0.421,0.405,0.39,0.376,0.363,0.351,0.339,0.329,0.318,0.309,0.3,0.291,0.283,0.276,0.268,
-        0.261,0.255,0.249,0.221,0.199,0.181,0.166,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    50: [ 1.0,0.999,0.995,0.986,0.97,0.948,0.918,0.883,0.845,0.805,0.765,0.726,0.688,0.652,0.619,0.588,0.559,0.533
-        ,0.508,0.485,0.464,0.445,0.427,0.41,0.394,0.38,0.366,0.354,0.342,0.331,0.321,0.311,0.301,0.293,0.285,0.277,0.269,
-        0.262,0.256,0.249,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    60: [ 1.0,1.0,0.998,0.992,0.981,0.963,0.937,0.904,0.867,0.826,0.785,0.743,0.704,0.666,0.631,0.598,0.568,0.54
-        ,0.514,0.491,0.469,0.449,0.43,0.413,0.397,0.382,0.368,0.355,0.343,0.332,0.322,0.312,0.302,0.293,0.285,0.277,0.27,
-        0.263,0.256,0.25,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    70: [ 1.0,1.0,0.999,0.996,0.988,0.973,0.951,0.921,0.884,0.843,0.8,0.757,0.716,0.676,0.639,0.605,0.574,0.545
-        ,0.518,0.494,0.472,0.451,0.432,0.414,0.398,0.383,0.369,0.356,0.344,0.333,0.322,0.312,0.303,0.294,0.286,0.278,0.27,
-        0.263,0.256,0.25,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    80: [1.0,1.0,0.999,0.998,0.992,0.981,0.962,0.934,0.898,0.857,0.813,0.769,0.725,0.684,0.646,0.61,0.578,0.548
-        ,0.521,0.496,0.473,0.452,0.433,0.415,0.399,0.384,0.37,0.357,0.344,0.333,0.322,0.312,0.303,0.294,0.286,0.278,0.27,
-        0.263,0.256,0.25,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    90: [ 1.0,1.0,1.0,0.999,0.995,0.986,0.97,0.944,0.91,0.869,0.824,0.778,0.733,0.69,0.651,0.614,0.581,0.55
-        ,0.523,0.497,0.474,0.453,0.434,0.416,0.4,0.384,0.37,0.357,0.345,0.333,0.322,0.312,0.303,0.294,0.286,0.278,0.27,
-        0.263,0.256,0.25,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    100: [ 1.0,1.0,1.0,0.999,0.997,0.99,0.976,0.953,0.92,0.879,0.833,0.786,0.739,0.695,0.654,0.617,0.583,0.552
-        ,0.524,0.498,0.475,0.454,0.434,0.416,0.4,0.384,0.37,0.357,0.345,0.333,0.323,0.312,0.303,0.294,0.286,0.278,0.27,
-        0.263,0.256,0.25,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    110: [ 1.0,1.0,1.0,0.999,0.998,0.993,0.981,0.96,0.928,0.887,0.841,0.792,0.744,0.699,0.657,0.619,0.584,0.553
-        ,0.525,0.499,0.475,0.454,0.435,0.417,0.4,0.384,0.37,0.357,0.345,0.333,0.323,0.312,0.303,0.294,0.286,0.278,0.27,
-        0.263,0.256,0.25,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    120: [ 1.0,1.0,1.0,1.0,0.999,0.995,0.985,0.966,0.935,0.895,0.847,0.798,0.748,0.702,0.659,0.621,0.586,0.554
-        ,0.525,0.5,0.476,0.454,0.435,0.417,0.4,0.385,0.37,0.357,0.345,0.333,0.323,0.312,0.303,0.294,0.286,0.278,0.27,
-        0.263,0.256,0.25,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    130: [ 1.0,1.0,1.0,1.0,0.999,0.996,0.988,0.971,0.942,0.901,0.853,0.802,0.752,0.704,0.661,0.622,0.587,0.554
-        ,0.526,0.5,0.476,0.454,0.435,0.417,0.4,0.385,0.37,0.357,0.345,0.333,0.323,0.312,0.303,0.294,0.286,0.278,0.27,
-        0.263,0.256,0.25,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    140: [ 1.0,1.0,1.0,1.0,0.999,0.997,0.991,0.975,0.947,0.907,0.858,0.806,0.755,0.706,0.662,0.623,0.587,0.555
-        ,0.526,0.5,0.476,0.454,0.435,0.417,0.4,0.385,0.37,0.357,0.345,0.333,0.323,0.312,0.303,0.294,0.286,0.278,0.27,
-        0.263,0.256,0.25,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
-    150: [ 1.0,1.0,1.0,1.0,0.999,0.998,0.992,0.979,0.952,0.912,0.863,0.809,0.757,0.708,0.663,0.623,0.588,0.555
-        ,0.526,0.5,0.476,0.454,0.435,0.417,0.4,0.385,0.37,0.357,0.345,0.333,0.323,0.312,0.303,0.294,0.286,0.278,0.27,
-        0.263,0.256,0.25,0.222,0.2,0.182,0.167,0.154,0.143,0.133,0.125,0.118,0.111,0.105,0.1],
+	alleMonate: {
+		30: [
+			0.999, 0.992, 0.978, 0.956, 0.927, 0.893, 0.856, 0.818, 0.78, 0.742,
+			0.706, 0.671, 0.638, 0.608, 0.579, 0.553, 0.528, 0.505, 0.483,
+			0.463, 0.445, 0.428, 0.411, 0.396, 0.382, 0.369, 0.357, 0.345,
+			0.334, 0.324, 0.314, 0.305, 0.296, 0.288, 0.28, 0.273, 0.266, 0.259,
+			0.253, 0.246, 0.22, 0.198, 0.181, 0.166, 0.153, 0.142, 0.133, 0.125,
+			0.117, 0.111, 0.105, 0.1,
+		],
+		40: [
+			1.0, 0.997, 0.99, 0.975, 0.954, 0.926, 0.892, 0.855, 0.817, 0.778,
+			0.739, 0.702, 0.667, 0.634, 0.603, 0.574, 0.547, 0.522, 0.498,
+			0.477, 0.457, 0.438, 0.421, 0.405, 0.39, 0.376, 0.363, 0.351, 0.339,
+			0.329, 0.318, 0.309, 0.3, 0.291, 0.283, 0.276, 0.268, 0.261, 0.255,
+			0.249, 0.221, 0.199, 0.181, 0.166, 0.154, 0.143, 0.133, 0.125,
+			0.118, 0.111, 0.105, 0.1,
+		],
+		50: [
+			1.0, 0.999, 0.995, 0.986, 0.97, 0.948, 0.918, 0.883, 0.845, 0.805,
+			0.765, 0.726, 0.688, 0.652, 0.619, 0.588, 0.559, 0.533, 0.508,
+			0.485, 0.464, 0.445, 0.427, 0.41, 0.394, 0.38, 0.366, 0.354, 0.342,
+			0.331, 0.321, 0.311, 0.301, 0.293, 0.285, 0.277, 0.269, 0.262,
+			0.256, 0.249, 0.222, 0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125,
+			0.118, 0.111, 0.105, 0.1,
+		],
+		60: [
+			1.0, 1.0, 0.998, 0.992, 0.981, 0.963, 0.937, 0.904, 0.867, 0.826,
+			0.785, 0.743, 0.704, 0.666, 0.631, 0.598, 0.568, 0.54, 0.514, 0.491,
+			0.469, 0.449, 0.43, 0.413, 0.397, 0.382, 0.368, 0.355, 0.343, 0.332,
+			0.322, 0.312, 0.302, 0.293, 0.285, 0.277, 0.27, 0.263, 0.256, 0.25,
+			0.222, 0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125, 0.118, 0.111,
+			0.105, 0.1,
+		],
+		70: [
+			1.0, 1.0, 0.999, 0.996, 0.988, 0.973, 0.951, 0.921, 0.884, 0.843,
+			0.8, 0.757, 0.716, 0.676, 0.639, 0.605, 0.574, 0.545, 0.518, 0.494,
+			0.472, 0.451, 0.432, 0.414, 0.398, 0.383, 0.369, 0.356, 0.344,
+			0.333, 0.322, 0.312, 0.303, 0.294, 0.286, 0.278, 0.27, 0.263, 0.256,
+			0.25, 0.222, 0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125, 0.118,
+			0.111, 0.105, 0.1,
+		],
+		80: [
+			1.0, 1.0, 0.999, 0.998, 0.992, 0.981, 0.962, 0.934, 0.898, 0.857,
+			0.813, 0.769, 0.725, 0.684, 0.646, 0.61, 0.578, 0.548, 0.521, 0.496,
+			0.473, 0.452, 0.433, 0.415, 0.399, 0.384, 0.37, 0.357, 0.344, 0.333,
+			0.322, 0.312, 0.303, 0.294, 0.286, 0.278, 0.27, 0.263, 0.256, 0.25,
+			0.222, 0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125, 0.118, 0.111,
+			0.105, 0.1,
+		],
+		90: [
+			1.0, 1.0, 1.0, 0.999, 0.995, 0.986, 0.97, 0.944, 0.91, 0.869, 0.824,
+			0.778, 0.733, 0.69, 0.651, 0.614, 0.581, 0.55, 0.523, 0.497, 0.474,
+			0.453, 0.434, 0.416, 0.4, 0.384, 0.37, 0.357, 0.345, 0.333, 0.322,
+			0.312, 0.303, 0.294, 0.286, 0.278, 0.27, 0.263, 0.256, 0.25, 0.222,
+			0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125, 0.118, 0.111, 0.105,
+			0.1,
+		],
+		100: [
+			1.0, 1.0, 1.0, 0.999, 0.997, 0.99, 0.976, 0.953, 0.92, 0.879, 0.833,
+			0.786, 0.739, 0.695, 0.654, 0.617, 0.583, 0.552, 0.524, 0.498,
+			0.475, 0.454, 0.434, 0.416, 0.4, 0.384, 0.37, 0.357, 0.345, 0.333,
+			0.323, 0.312, 0.303, 0.294, 0.286, 0.278, 0.27, 0.263, 0.256, 0.25,
+			0.222, 0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125, 0.118, 0.111,
+			0.105, 0.1,
+		],
+		110: [
+			1.0, 1.0, 1.0, 0.999, 0.998, 0.993, 0.981, 0.96, 0.928, 0.887,
+			0.841, 0.792, 0.744, 0.699, 0.657, 0.619, 0.584, 0.553, 0.525,
+			0.499, 0.475, 0.454, 0.435, 0.417, 0.4, 0.384, 0.37, 0.357, 0.345,
+			0.333, 0.323, 0.312, 0.303, 0.294, 0.286, 0.278, 0.27, 0.263, 0.256,
+			0.25, 0.222, 0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125, 0.118,
+			0.111, 0.105, 0.1,
+		],
+		120: [
+			1.0, 1.0, 1.0, 1.0, 0.999, 0.995, 0.985, 0.966, 0.935, 0.895, 0.847,
+			0.798, 0.748, 0.702, 0.659, 0.621, 0.586, 0.554, 0.525, 0.5, 0.476,
+			0.454, 0.435, 0.417, 0.4, 0.385, 0.37, 0.357, 0.345, 0.333, 0.323,
+			0.312, 0.303, 0.294, 0.286, 0.278, 0.27, 0.263, 0.256, 0.25, 0.222,
+			0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125, 0.118, 0.111, 0.105,
+			0.1,
+		],
+		130: [
+			1.0, 1.0, 1.0, 1.0, 0.999, 0.996, 0.988, 0.971, 0.942, 0.901, 0.853,
+			0.802, 0.752, 0.704, 0.661, 0.622, 0.587, 0.554, 0.526, 0.5, 0.476,
+			0.454, 0.435, 0.417, 0.4, 0.385, 0.37, 0.357, 0.345, 0.333, 0.323,
+			0.312, 0.303, 0.294, 0.286, 0.278, 0.27, 0.263, 0.256, 0.25, 0.222,
+			0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125, 0.118, 0.111, 0.105,
+			0.1,
+		],
+		140: [
+			1.0, 1.0, 1.0, 1.0, 0.999, 0.997, 0.991, 0.975, 0.947, 0.907, 0.858,
+			0.806, 0.755, 0.706, 0.662, 0.623, 0.587, 0.555, 0.526, 0.5, 0.476,
+			0.454, 0.435, 0.417, 0.4, 0.385, 0.37, 0.357, 0.345, 0.333, 0.323,
+			0.312, 0.303, 0.294, 0.286, 0.278, 0.27, 0.263, 0.256, 0.25, 0.222,
+			0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125, 0.118, 0.111, 0.105,
+			0.1,
+		],
+		150: [
+			1.0, 1.0, 1.0, 1.0, 0.999, 0.998, 0.992, 0.979, 0.952, 0.912, 0.863,
+			0.809, 0.757, 0.708, 0.663, 0.623, 0.588, 0.555, 0.526, 0.5, 0.476,
+			0.454, 0.435, 0.417, 0.4, 0.385, 0.37, 0.357, 0.345, 0.333, 0.323,
+			0.312, 0.303, 0.294, 0.286, 0.278, 0.27, 0.263, 0.256, 0.25, 0.222,
+			0.2, 0.182, 0.167, 0.154, 0.143, 0.133, 0.125, 0.118, 0.111, 0.105,
+			0.1,
+		],
+	},
+};
 
-  },
-}
+const waermeQuellenSenkenVerhaeltnis = [
+	0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1, 1.1, 1.2, 1.3, 1.4, 1.5,
+	1.6, 1.7, 1.8, 1.9, 2, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 2.9, 3, 3.1,
+	3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 3.8, 3.9, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8,
+	8.5, 9, 9.5, 10,
+];
 
-const waermeQuellenSenkenVerhaeltnis = [0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.9,1,1.1,1.2,1.3,1.4,1.5,1.6,1.7,1.8,
-    1.9,2,2.1,2.2,2.3,2.4,2.5,2.6,2.7,2.8,2.9,3,3.1,3.2,3.3,3.4,3.5,3.6,3.7,3.8,3.9,4,4.5,5,5.5,6,6.5,7,7.5,8,8.5,9,9.5,10];
+export function funktionAusnutzungsgrad(
+	waermequellensenkenverhaeltnis: number,
+	zeitkonstane: number,
+	monat: keyof typeof dataset
+) {
+	const data = dataset[monat];
 
-export function funktionAusnutzungsgrad(waermequellensenkenverhaeltnis: number, zeitkonstane: number, monat: keyof typeof dataset) {
-	const data = dataset[monat]
-
-	const interpolations: number[] = []
+	const interpolations: number[] = [];
 
 	for (const key in data) {
-		const values = data[key as unknown as keyof typeof data]
+		const values = data[key as unknown as keyof typeof data];
 
-		const interpolate = nevillePolynomialInterpolation(
-			values.map((value, i) => ({ x: waermeQuellenSenkenVerhaeltnis[i], y: value })),
-			values.length
-		)
+		const interpolated = cubicSplineInterpolation(
+			values.map((value, i) => ({
+				x: waermeQuellenSenkenVerhaeltnis[i],
+				y: value,
+			})),
+			waermequellensenkenverhaeltnis
+		);
+		
 
-		interpolations.push(interpolate(waermequellensenkenverhaeltnis))
+		interpolations.push(interpolated);
 	}
-
-	const interpolate = nevillePolynomialInterpolation(
+		
+	const interpolated = cubicSplineInterpolation(
 		interpolations.map((interpolation, i) => {
 			return {
 				x: Object.keys(data)[i],
-				y: interpolation
-			}
+				y: interpolation,
+			};
 		}),
-		interpolations.length
-	)
+		zeitkonstane
+	);
 
-	return interpolate(zeitkonstane)
+	return interpolated;
 }
diff --git a/src/lib/Berechnungen/BedarfsausweisWohnen/funktionBilanzInnentemperatur.ts b/src/lib/Berechnungen/BedarfsausweisWohnen/funktionBilanzInnentemperatur.ts
index cd46cee4..e4fdb6e6 100644
--- a/src/lib/Berechnungen/BedarfsausweisWohnen/funktionBilanzInnentemperatur.ts
+++ b/src/lib/Berechnungen/BedarfsausweisWohnen/funktionBilanzInnentemperatur.ts
@@ -1,6 +1,6 @@
 // Funktion zur Berechnung der Bilanzinnentemperatur aus Tabelle 8 EFH oder Tabelle 10 MFH
 
-import { nevillePolynomialInterpolation } from "js-interpolate";
+import { cubicSplineInterpolation, nevillePolynomialInterpolation } from "js-interpolate";
 import { any } from "node_modules/cypress/types/bluebird/index.js";
 
 // aus Eingabeformular
@@ -149,7 +149,7 @@ const HeizLast = [0, 5, 10, 25, 50, 75, 100, 125, 150];
 // jede einzeln interpolieren und dann zwischen den Tabellen interpolieren.
 // Falls wir also den Wert an Stelle Heizlast: 120, Zeitkonstante 100, Monat:
 // Januar haben wollen:
-export function funktionBilanzInnentemperatur(heizlast: number, zeitkonstane: number, monat: keyof typeof dataset) {
+export function funktionBilanzInnentemperatur(heizlast: number, zeitkonstane: number, monat: keyof typeof dataset): number {
 	const data = dataset[monat]
 
 	const interpolations: number[] = []
@@ -157,25 +157,23 @@ export function funktionBilanzInnentemperatur(heizlast: number, zeitkonstane: nu
 	for (const key in data) {
 		const values = data[key as unknown as keyof typeof data]
 
-		const interpolate = nevillePolynomialInterpolation(
+		const interpolated = cubicSplineInterpolation(
 			values.map((value, i) => ({ x: HeizLast[i], y: value })),
-			values.length
+			heizlast
 		)
 
-		interpolations.push(interpolate(heizlast))
+		interpolations.push(interpolated)
 	}
 
-	const interpolate = nevillePolynomialInterpolation(
+	const interpolated = cubicSplineInterpolation(
 		interpolations.map((interpolation, i) => {
 			return {
 				x: Object.keys(data)[i],
 				y: interpolation
 			}
 		}),
-		interpolations.length
+		zeitkonstane
 	)
 
-	return interpolate(zeitkonstane)
-}
-
-console.log(funktionBilanzInnentemperatur(120, 100, "Januar"))
\ No newline at end of file
+	return interpolated
+}
\ No newline at end of file
diff --git a/src/lib/Berechnungen/BedarfsausweisWohnen/funktionMonatlicherBelastungsgrad.ts b/src/lib/Berechnungen/BedarfsausweisWohnen/funktionMonatlicherBelastungsgrad.ts
index 6bc59388..712362aa 100644
--- a/src/lib/Berechnungen/BedarfsausweisWohnen/funktionMonatlicherBelastungsgrad.ts
+++ b/src/lib/Berechnungen/BedarfsausweisWohnen/funktionMonatlicherBelastungsgrad.ts
@@ -1,6 +1,6 @@
 // Funktion zur Berechnung des monatlichen Belastungsgrades aus Tabelle 9 EFH und Tabelle 11 MFH
 
-import { nevillePolynomialInterpolation } from "js-interpolate";
+import { cubicSplineInterpolation } from "js-interpolate";
 
 let wohneinheiten = 3;
 
@@ -155,23 +155,23 @@ export function funktionMonatlicherBelastungsgrad(heizlast: number, zeitkonstane
 	for (const key in data) {
 		const values = data[key as unknown as keyof typeof data]
 
-		const interpolate = nevillePolynomialInterpolation(
+		const interpolated = cubicSplineInterpolation(
 			values.map((value, i) => ({ x: HeizLast[i], y: value })),
-			values.length
+			heizlast
 		)
 
-		interpolations.push(interpolate(heizlast))
+		interpolations.push(interpolated)
 	}
 
-	const interpolate = nevillePolynomialInterpolation(
+	const interpolated = cubicSplineInterpolation(
 		interpolations.map((interpolation, i) => {
 			return {
 				x: Object.keys(data)[i],
 				y: interpolation
 			}
 		}),
-		interpolations.length
+		zeitkonstane
 	)
 
-	return interpolate(zeitkonstane)
+	return interpolated
 }
\ No newline at end of file
diff --git a/src/lib/pdf/elements/Flex.ts b/src/lib/pdf/elements/Flex.ts
index f71216ad..b659fcd5 100644
--- a/src/lib/pdf/elements/Flex.ts
+++ b/src/lib/pdf/elements/Flex.ts
@@ -1,5 +1,6 @@
 import { PDFPage } from 'pdf-lib';
 import { PDFElement, Size } from './PDFElement.js';
+import { Margin, Padding } from './Layout.js';
 
 export interface FlexOptions {
   page: PDFPage;
@@ -12,6 +13,8 @@ export interface FlexOptions {
   align?: 'start' | 'center' | 'end' | 'stretch';
   gap?: number;
   children?: PDFElement[];
+	margin?: Margin,
+	padding?: Padding
 }
 
 export class Flex extends PDFElement {
@@ -24,7 +27,7 @@ export class Flex extends PDFElement {
   private gap: number;
   private children: PDFElement[];
 
-  constructor(options: FlexOptions) {
+  constructor(private options: FlexOptions) {
     super();
     this.page = options.page;
     this._width = options.width;
@@ -36,6 +39,8 @@ export class Flex extends PDFElement {
     this.alignItems = options.align ?? 'start';
     this.gap = options.gap ?? 0;
     this.children = options.children ?? [];
+		this.padding = options.padding || { top: 0, left: 0, right: 0, bottom: 0}
+		this.margin = options.margin || { top: 0, left: 0, right: 0, bottom: 0}
   }
 
 	addChild(...children: PDFElement[]): void {
@@ -44,7 +49,7 @@ export class Flex extends PDFElement {
 
 	get height(): number {
 		if (typeof this._height === "number") {
-			return this._height;
+			return this._height + this.padding.top + this.padding.bottom;
 		}
 
 		let currentHeight = 0
@@ -63,7 +68,7 @@ export class Flex extends PDFElement {
 			}
 		}
 
-		return currentHeight;
+		return currentHeight + this.padding.bottom + this.padding.top;
 	}
 
 	set width(value: Size) {
@@ -71,6 +76,10 @@ export class Flex extends PDFElement {
 	}
 
 	get width(): number {
+		return this.innerWidth + this.padding.left + this.padding.right
+	}
+
+	get innerWidth() {
 		if (typeof this._width === "number") {
 			return this._width;
 		}
@@ -95,7 +104,7 @@ export class Flex extends PDFElement {
 	}
 
   draw(page: PDFPage, x: number = this.x, y: number = this.y): void {
-    const childPositions = this.calculateChildPositions(x, y);
+    const childPositions = this.calculateChildPositions(x + this.margin.left + this.padding.left, y - this.margin.top - this.padding.top);
 
     // Draw each child
     this.children.forEach((child, i) => {
@@ -118,22 +127,62 @@ export class Flex extends PDFElement {
 
     const totalGaps = this.gap * (this.children.length - 1);
 
-    // Justify content
-    const justifyOffset = this.calculateJustifyOffset(totalChildrenSize, totalGaps);
-
     // Since the origin is at X: 0 Y: page height and everything will be drawn
 		// above the current position we first need to subtract the height of the
 		// element from the current Y
     this.children.forEach((child, i) => {
-      const childX = this.direction === 'row' ? currentX : currentX + this.calculateAlignOffset(child.width);
-      const childY = this.direction === 'row' ? currentY - this.calculateAlignOffset(child.height) : currentY;			
+			const remainingSpace =
+      this.direction === 'row' ? this.width - totalChildrenSize - totalGaps : this.height - totalChildrenSize - totalGaps;
+
+      let childX = this.direction === 'row' ? currentX : currentX + this.calculateAlignOffset(child.width);
+      let childY = this.direction === 'row' ? currentY - this.calculateAlignOffset(child.height) : currentY;			
 
 			if (this.direction === "row") {
-        currentX += child.width + this.gap + justifyOffset;
+        currentX += child.width + this.gap;
+
+				switch (this.justifyContent) {
+					case 'center':
+						childX += remainingSpace / 2;
+						break;
+					case 'end':
+						childX += remainingSpace;
+						break;
+					case 'space-between':
+						currentX += (this.innerWidth - totalChildrenSize - totalGaps) / (this.children.length - 1);
+						break;
+					case 'space-around':
+						const adjustment = remainingSpace / (this.children.length + 1);
+						childX += adjustment;
+						currentX += adjustment;
+						break;
+					case 'start':
+					default:
+						break;
+				}
 			}
 
 			if (this.direction === 'column') {
         currentY -= child.height + this.gap;
+
+				switch (this.justifyContent) {
+					case 'center':
+						childY -= remainingSpace / 2;
+						break;
+					case 'end':
+						childY -= remainingSpace;
+						break;
+					case 'space-between':
+						currentY -= (this.innerHeight - totalChildrenSize - totalGaps) / (this.children.length - 1);
+						break;
+					case 'space-around':
+						const adjustment = remainingSpace / (this.children.length + 1);
+						childY -= adjustment;
+						currentY -= adjustment;
+						break;
+					case 'start':
+					default:
+						break;
+				}
       }
 			
       positions.push({ x: childX, y: childY });
@@ -142,24 +191,6 @@ export class Flex extends PDFElement {
     return positions;
   }
 
-  private calculateJustifyOffset(totalChildrenSize: number, totalGaps: number): number {
-    const remainingSpace =
-      this.direction === 'row' ? this.width - totalChildrenSize - totalGaps : this.height - totalChildrenSize - totalGaps;
-
-    switch (this.justifyContent) {
-      case 'center':
-        return remainingSpace / 2;
-      case 'end':
-        return remainingSpace;
-      case 'space-between':
-        return totalGaps / (this.children.length - 1) + (this.width - totalChildrenSize) / this.children.length;
-      case 'space-around':
-        return remainingSpace / this.children.length;
-      default:
-        return 0;
-    }
-  }
-
   private calculateAlignOffset(childSize: number): number {
     switch (this.alignItems) {
       case 'center':
diff --git a/src/lib/pdf/elements/Layout.ts b/src/lib/pdf/elements/Layout.ts
index 1f542c3b..3b7c3db8 100644
--- a/src/lib/pdf/elements/Layout.ts
+++ b/src/lib/pdf/elements/Layout.ts
@@ -11,16 +11,11 @@ export type Margin = {
 export type Padding = Margin;
 
 export class Layout extends PDFElement {
-	private margin: Margin
+	public margin: Margin
+	public padding: Padding
 	protected _height: Size = "auto";
 	protected _width: Size = "auto";
 
-	private padding: Padding = {
-		bottom: 0,
-		left: 0,
-		right: 0,
-		top: 0
-	};
 
 	public children: PDFElement[];
 
@@ -31,14 +26,14 @@ export class Layout extends PDFElement {
 		super()
 
 		this.children = children
-		this.margin = options?.margin ?? {
+		this.margin = options?.margin || {
 			bottom: 0,
 			left: 0,
 			right: 0,
 			top: 0
 		};
 
-		this.padding = options?.padding ?? {
+		this.padding = options?.padding || {
 			bottom: 0,
 			left: 0,
 			right: 0,
@@ -70,7 +65,7 @@ export class Layout extends PDFElement {
 		for (const child of this.children) {
 			child.draw(page, x + this.margin.left + this.padding.left, currentY);
 
-			currentY -= child.height;
+			currentY -= child.height + child.margin.top + child.margin.bottom;
 		}
 	}
 
diff --git a/src/lib/pdf/elements/PDFElement.ts b/src/lib/pdf/elements/PDFElement.ts
index 5a7c0db3..d7d963ed 100644
--- a/src/lib/pdf/elements/PDFElement.ts
+++ b/src/lib/pdf/elements/PDFElement.ts
@@ -1,27 +1,38 @@
-import { PDFPage } from 'pdf-lib';
+import { PDFPage } from "pdf-lib";
+import { Margin, Padding } from "./Layout.js";
 export type Size = number | "auto";
 
 export abstract class PDFElement {
-  protected _width: Size = 0;
+	protected _height: Size = 0;
+	protected _width: Size = 0;
+	public margin: Margin = { top: 0, bottom: 0, left: 0, right: 0 };
+	public padding: Padding = { top: 0, bottom: 0, left: 0, right: 0 };
 
 	get width(): number {
-		return this._width === "auto" ? 0 : this._width
+		return this.innerWidth + this.padding.left + this.padding.right;
 	}
 
 	set width(value: Size) {
 		this._width = value;
 	}
-  protected _height: Size = 0;
+
+	get innerWidth() {
+		return this._width === "auto" ? 0 : this._width;
+	}
 
 	get height(): number {
-		return this._height === "auto" ? 0 : this._height
+		return this.innerHeight + this.padding.top + this.padding.bottom;
 	}
 
 	set height(value: Size) {
 		this._height = value;
 	}
 
-  abstract draw(page: PDFPage, x: number, y: number): void;
+	get innerHeight() {
+		return this._height === "auto" ? 0 : this._height;
+	}
+
+	abstract draw(page: PDFPage, x: number, y: number): void;
 
 	abstract addChild(...children: PDFElement[]): void;
 }
diff --git a/src/lib/pdf/elements/Text.ts b/src/lib/pdf/elements/Text.ts
index ad2afb8b..434b4064 100644
--- a/src/lib/pdf/elements/Text.ts
+++ b/src/lib/pdf/elements/Text.ts
@@ -1,10 +1,14 @@
 import { PDFPage, PDFFont, rgb, RGB } from 'pdf-lib';
 import { PDFElement, Size } from './PDFElement.js';
+import { Margin, Padding } from './Layout.js';
 
 export interface TextOptions {
   font: PDFFont;
   fontSize?: number;
   color?: RGB;
+	margin?: Margin,
+	padding?: Padding,
+	lineHeight?: number
 }
 
 export class Text extends PDFElement {
@@ -12,6 +16,13 @@ export class Text extends PDFElement {
   private font: PDFFont;
   private fontSize: number;
   private color: RGB;
+	private options: TextOptions
+
+	protected _width: number;
+	protected _height: number;
+
+	public padding: Padding
+	public margin: Margin
 
   constructor(content: string, options: TextOptions) {
     super();
@@ -20,20 +31,31 @@ export class Text extends PDFElement {
     this.fontSize = options.fontSize ?? 12;
     this.color = options.color ?? rgb(0, 0, 0);
     this._width = this.font.widthOfTextAtSize(content, this.fontSize);
-    this._height = this.font.heightAtSize(this.fontSize);
+    this._height = options.lineHeight || this.font.heightAtSize(this.fontSize);
+		this.options = options;
+		this.margin = this.options.margin || { top: 0, left: 0, right: 0, bottom: 0}
+		this.padding = this.options.padding || { top: 0, left: 0, right: 0, bottom: 0}
   }
 
 	addChild(...children: PDFElement[]): void {
 		throw new Error("Cannot add child element to Text")
 	}
 
+	get height() {
+		return this._height + this.padding.top + this.padding.bottom;
+	}
+
+	get width() {
+		return this._width + this.padding.left + this.padding.right;
+	}
+
   draw(page: PDFPage, x: number, y: number): void {
     page.drawText(this.content, {
-      x,
-      y: y - this.height,
+      x: x + this.margin.left + this.padding.left,
+      y: y - this.height - this.margin.top - this.padding.top,
       size: this.fontSize,
       font: this.font,
-      color: this.color,
+      color: this.color
     });
   }
 }
diff --git a/src/lib/pdf/elements/xml2pdf.ts b/src/lib/pdf/elements/xml2pdf.ts
index 9b22cf33..a23eca30 100644
--- a/src/lib/pdf/elements/xml2pdf.ts
+++ b/src/lib/pdf/elements/xml2pdf.ts
@@ -4,14 +4,14 @@ import { Checkbox, Flex, Text } from "./index.js"
 import { Layout } from "./Layout.js"
 import { PDFElement } from "./PDFElement.js"
 
-export function xml2pdf(xml: string, font: PDFFont) {
+export function xml2pdf(xml: string, fonts: Record<string, PDFFont> & { "default": PDFFont }) {
 	const tree = txml.parse(xml)
 
 	const iterateChildren = (children: ReturnType<typeof txml.parse>, parent: PDFElement) => {
 		for (const child of children) {
 			if (typeof child === "string") {
 				// Simple text
-				parent.addChild(new Text(child, { font }))
+				parent.addChild(new Text(child, { font: fonts["default"] }))
 			} else if (child.tagName === "flex") {
 				const flexbox = new Flex({
 					height: parseFloat(child.attributes.height) || "auto",
@@ -19,7 +19,19 @@ export function xml2pdf(xml: string, font: PDFFont) {
 					align: child.attributes.align,
 					direction: child.attributes.direction,
 					gap: parseFloat(child.attributes.gap) || 0,
-					justify: child.attributes.justify
+					justify: child.attributes.justify,
+					margin: {
+						bottom: parseFloat(child.attributes.marginBottom) || 0,
+						left: parseFloat(child.attributes.marginLeft) || 0,
+						right: parseFloat(child.attributes.marginRight) || 0,
+						top: parseFloat(child.attributes.marginTop) || 0,
+					},
+					padding: {
+						bottom: parseFloat(child.attributes.paddingBottom) || 0,
+						left: parseFloat(child.attributes.paddingLeft) || 0,
+						right: parseFloat(child.attributes.paddingRight) || 0,
+						top: parseFloat(child.attributes.paddingTop) || 0,
+					}
 				})
 				
 				iterateChildren(child.children, flexbox)
@@ -37,8 +49,19 @@ export function xml2pdf(xml: string, font: PDFFont) {
 
 					color = rgb(...colorValue.map((x) => parseInt(x) / 255) as [number, number, number]);
 				}
-
-				const text = new Text(child.children[0] || "", { font: child.attributes.hasOwnProperty("bold") ? bold : font, fontSize: parseFloat(child.attributes.size) || 10, color })
+				
+				const text = new Text(child.children[0] || "", { font: child.attributes.hasOwnProperty("font") ? fonts[child.attributes["font"]] : fonts["default"], lineHeight: parseFloat(child.attributes.lineHeight), fontSize: parseFloat(child.attributes.size) || 10, color, margin: {
+					bottom: parseFloat(child.attributes.marginBottom) || 0,
+					left: parseFloat(child.attributes.marginLeft) || 0,
+					right: parseFloat(child.attributes.marginRight) || 0,
+					top: parseFloat(child.attributes.marginTop) || 0,
+				},
+				padding: {
+					bottom: parseFloat(child.attributes.paddingBottom) || 0,
+					left: parseFloat(child.attributes.paddingLeft) || 0,
+					right: parseFloat(child.attributes.paddingRight) || 0,
+					top: parseFloat(child.attributes.paddingTop) || 0,
+				} })
 
 				parent.addChild(text)
 			} else if (child.tagName === "checkbox") {
@@ -77,29 +100,41 @@ export function xml2pdf(xml: string, font: PDFFont) {
 	return layout
 }
 
-const pdf = await PDFDocument.create()
+// const pdf = await PDFDocument.create()
 
-const page = pdf.addPage()
+// const page = pdf.addPage()
 
-const font = await pdf.embedFont(StandardFonts.Helvetica)
-const bold = await pdf.embedFont(StandardFonts.HelveticaBold)
+// const font = await pdf.embedFont(StandardFonts.Helvetica)
+// const bold = await pdf.embedFont(StandardFonts.HelveticaBold)
 
-const layout = xml2pdf(`<layout height="${page.getHeight()}" width="${page.getWidth()}" marginTop="0" marginLeft="0">
-	<text bold size="40">Hello</text>
-	<text color="255,0,255" size="24">Hello, how are you?</text>
-	<flex direction="row" gap="8" align="center">
-		<checkbox height="100" width="100"></checkbox>
-		<text>Hello</text>
-		<layout marginLeft="0">
-			<text>Hello</text>
-			<text>Nasya, i love you</text>
-		</layout>
-	</flex>
-</layout>`, font)
+// console.log(page.getWidth(), "WIDTH");
 
-layout.draw(page, 0, page.getHeight())
 
-import { writeFileSync } from "fs"
-import { FixedLengthArray } from "#lib/Berechnungen/BedarfsausweisWohnen/types.js"
+// const layout = xml2pdf(`
+// 	<flex direction="column" justify="end" width="${page.getWidth()}" height="${page.getHeight()}">
+// 		<flex direction="row" gap="5" align="center">
+// 			<checkbox width="8" height="8"></checkbox>
+// 			<text size="12">awd1</text>
+// 		</flex>
+// 		<flex direction="row" gap="5" align="center">
+// 			<checkbox width="8" height="8"></checkbox>
+// 			<text size="12">awd2</text>
+// 		</flex>
+// 		<flex direction="row" gap="5" align="center">
+// 			<checkbox width="8" height="8"></checkbox>
+// 			<text size="12">awd3</text>
+// 		</flex>
+// 		<flex direction="row" gap="5" align="center">
+// 			<checkbox width="8" height="8"></checkbox>
+// 			<text size="12">awd4</text>
+// 		</flex>
+// 	</flex>`, {
+// 	"default": font
+// })
 
-writeFileSync("./test-pdf.pdf", await pdf.save())
\ No newline at end of file
+// layout.draw(page, 0, page.getHeight())
+
+// import { writeFileSync } from "fs"
+// import { FixedLengthArray } from "#lib/Berechnungen/BedarfsausweisWohnen/types.js"
+
+// writeFileSync("./test-pdf.pdf", await pdf.save())
\ No newline at end of file
diff --git a/src/lib/pdf/pdfDatenblatt.ts b/src/lib/pdf/pdfDatenblatt.ts
index fca6f23c..655beb44 100644
--- a/src/lib/pdf/pdfDatenblatt.ts
+++ b/src/lib/pdf/pdfDatenblatt.ts
@@ -3,6 +3,7 @@ import { endEnergieVerbrauchVerbrauchsausweis_2016 } from "#lib/Berechnungen/Ver
 import * as fs from "fs"
 import { PDFDocument, rgb, StandardFonts, TextAlignment } from "pdf-lib";
 import { checkbox, flex, text } from "./elements/index.js";
+import { xml2pdf } from "./elements/xml2pdf.js";
 
 /* -------------------------------- Pdf Tools ------------------------------- */
 
@@ -34,124 +35,140 @@ export async function pdfDatenblatt(ausweis: VerbrauchsausweisWohnenClient) {
 		plz: "12345",
 		ort: "Beispielhausen"
 	};
+	
+	const layout = xml2pdf(`<layout height="${pages[0].getHeight()}" width="${pages[0].getWidth()}" marginTop="150" marginLeft="45" marginRight="45">
+		<text size="12" lineHeight="14">${benutzer.vorname} ${benutzer.name}</text>
+		<text size="12" lineHeight="14">${benutzer.adresse}</text>
+		<text size="12" lineHeight="14">${benutzer.plz} ${benutzer.ort}</text>
+		<flex direction="row" justify="space-between" marginTop="55" width="${pages[0].getWidth() - 90}">
+			<text size="12" font="bold">Datenblatt Energieausweis</text>
+			<text size="12">Ausweis ID: ${ausweis.uid}</text>
+		</flex>
+		<text size="12" lineHeight="14" font="bold" marginTop="10">Gebäudedaten</text>
+		<text size="12" lineHeight="14">Adresse: ${ausweis.gebaeude_aufnahme_allgemein.adresse}, ${ausweis.gebaeude_aufnahme_allgemein.plz} ${ausweis.gebaeude_aufnahme_allgemein.ort}</text>
 
-	pages[0].drawText(`${benutzer.vorname} ${benutzer.name}`, {
-		x: marginX,
-		y: height - marginY,
-		font,
-		size: 12
+		<flex direction="row" justify="space-between" width="${pages[0].getWidth() - 90}" marginTop="25">
+			<flex direction="row" gap="5" align="center">
+				<checkbox width="8" height="8"></checkbox>
+				<text size="12">Neubau</text>
+			</flex>
+			<flex direction="row" gap="5" align="center">
+				<checkbox width="8" height="8"></checkbox>
+				<text size="12">Vermietung/Verkauf</text>
+			</flex>
+			<flex direction="row" gap="5" align="center">
+				<checkbox width="8" height="8"></checkbox>
+				<text size="12">Modernisierung</text>
+			</flex>
+			<flex direction="row" gap="5" align="center">
+				<checkbox width="8" height="8"></checkbox>
+				<text size="12">Sonstiges</text>
+			</flex>
+		</flex>
+
+		<flex direction="row" marginTop="25" gap="15">
+			<flex direction="column" width="${(pages[0].getWidth() - 90) / 2 - 7.5}">
+				<flex direction="row" align="center" justify="space-between" width="${(pages[0].getWidth() - 90) / 2 - 7.5}">
+					<text size="12" lineHeight="14">Gebäudetyp:</text>
+					<text size="12" lineHeight="14">${ausweis.gebaeude_aufnahme_allgemein.gebaeudetyp}</text>
+				</flex>
+				<flex direction="row" align="center" justify="space-between" width="${(pages[0].getWidth() - 90) / 2 - 7.5}">
+					<text size="12" lineHeight="14">Wohnfläche:</text>
+					<text size="12" lineHeight="14">DIN Wohnfläche innen ${ausweis.gebaeude_aufnahme_allgemein.flaeche} m²</text>
+				</flex>
+				<flex direction="row" align="center" justify="space-between" width="${(pages[0].getWidth() - 90) / 2 - 7.5}">
+					<text size="12" lineHeight="14">Leerstand:</text>
+					<text size="12" lineHeight="14">${ausweis.gebaeude_aufnahme_allgemein.leerstand || 0}%</text>
+				</flex>
+				<flex direction="row" align="center" justify="space-between" width="${(pages[0].getWidth() - 90) / 2 - 7.5}">
+					<text size="12" lineHeight="14">Wohnungen:</text>
+					<text size="12" lineHeight="14">${ausweis.gebaeude_aufnahme_allgemein.einheiten}</text>
+				</flex>
+			</flex>
+			<flex direction="column" width="${(pages[0].getWidth() - 90) / 2 - 7.5}">
+				<flex direction="row" align="center" justify="space-between" width="${(pages[0].getWidth() - 90) / 2 - 7.5}">
+					<text size="12" lineHeight="14">Dachgeschoss:</text>
+					<text size="12" lineHeight="14">${ausweis.gebaeude_aufnahme_allgemein.dachgeschoss}</text>
+				</flex>
+				<flex direction="row" align="center" justify="space-between" width="${(pages[0].getWidth() - 90) / 2 - 7.5}">
+					<text size="12" lineHeight="14">Keller:</text>
+					<text size="12" lineHeight="14">${ausweis.gebaeude_aufnahme_allgemein.keller}</text>
+				</flex>
+			</flex>
+		</flex>
+	</layout>`, {
+		"default": font,
+		bold: bold
 	})
 
-	pages[0].drawText(benutzer.adresse, {
-		x: marginX,
-		y: height - marginY - 15,
-		font,
-		size: 12
-	})
+	layout.draw(pages[0], 0, pages[0].getHeight())
 
-	pages[0].drawText(`${benutzer.plz} ${benutzer.ort}`, {
-		x: marginX,
-		y: height - marginY - 30,
-		font,
-		size: 12
-	})
+	// const containerWidth = width - marginX;
 
-	pages[0].drawText("Datenblatt Energieausweis", {
-		x: marginX,
-		y: height - marginY - 100,
-		font: bold,
-		size: 12,
-	})
+	// const layout = flex([
+	// 	flex([
+	// 		checkbox(8, 8), text("Neubau", {
+	// 			color: rgb(0,0,0),
+	// 			font,
+	// 			fontSize: 12
+	// 		})
+	// 	], {
+	// 		align: "center",
+	// 		justify: "center",
+	// 		gap: 5,
+	// 		height: 12,
+	// 		page: pages[0]
+	// 	}),
+	// 	flex([
+	// 		checkbox(8, 8), text("Vermietung/Verkauf", {
+	// 			color: rgb(0,0,0),
+	// 			font,
+	// 			fontSize: 12
+	// 		})
+	// 	], {
+	// 		align: "center",
+	// 		justify: "center",
+	// 		gap: 5,
+	// 		height: 12,
+	// 		page: pages[0]
+	// 	}),
+	// 	flex([
+	// 		checkbox(8, 8), text("Modernisierung", {
+	// 			color: rgb(0,0,0),
+	// 			font,
+	// 			fontSize: 12
+	// 		})
+	// 	], {
+	// 		align: "center",
+	// 		justify: "center",
+	// 		gap: 5,
+	// 		height: 12,
+	// 		page: pages[0]
+	// 	}),
+	// 	flex([
+	// 		checkbox(8, 8), text("Sonstiges", {
+	// 			color: rgb(0,0,0),
+	// 			font,
+	// 			fontSize: 12
+	// 		})
+	// 	], {
+	// 		align: "center",
+	// 		justify: "center",
+	// 		gap: 5,
+	// 		height: 12,
+	// 		page: pages[0]
+	// 	})
+	// ], {
+	// 	align: "center",
+	// 	justify: "space-between",
+	// 	gap: 15,
+	// 	x: marginX,
+	// 	y: height - marginY - 165,
+	// 	height: 12,
+	// 	width: containerWidth
+	// })
 
-	let ausweisIDText = `Ausweis ID: ${ausweis.uid}`
-
-	pages[0].drawText(ausweisIDText, {
-		x: width - marginX - font.widthOfTextAtSize(ausweisIDText, 12),
-		y: height - marginY - 100,
-		font,
-		size: 12,
-	})
-
-	pages[0].drawText("Gebäudedaten", {
-		x: marginX,
-		y: height - marginY - 125,
-		font: bold,
-		size: 12,
-	})
-
-	pages[0].drawText(`Adresse: ${ausweis.gebaeude_aufnahme_allgemein.adresse}, ${ausweis.gebaeude_aufnahme_allgemein.plz} ${ausweis.gebaeude_aufnahme_allgemein.ort}`, {
-		x: marginX,
-		y: height - marginY - 140,
-		font,
-		size: 12,
-	})
-
-	const containerWidth = width - marginX;
-
-	const layout = flex([
-		flex([
-			checkbox(8, 8), text("Neubau", {
-				color: rgb(0,0,0),
-				font,
-				fontSize: 12
-			})
-		], {
-			align: "center",
-			justify: "center",
-			gap: 5,
-			height: 12,
-			page: pages[0]
-		}),
-		flex([
-			checkbox(8, 8), text("Vermietung/Verkauf", {
-				color: rgb(0,0,0),
-				font,
-				fontSize: 12
-			})
-		], {
-			align: "center",
-			justify: "center",
-			gap: 5,
-			height: 12,
-			page: pages[0]
-		}),
-		flex([
-			checkbox(8, 8), text("Modernisierung", {
-				color: rgb(0,0,0),
-				font,
-				fontSize: 12
-			})
-		], {
-			align: "center",
-			justify: "center",
-			gap: 5,
-			height: 12,
-			page: pages[0]
-		}),
-		flex([
-			checkbox(8, 8), text("Sonstiges", {
-				color: rgb(0,0,0),
-				font,
-				fontSize: 12
-			})
-		], {
-			align: "center",
-			justify: "center",
-			gap: 5,
-			height: 12,
-			page: pages[0]
-		})
-	], {
-		align: "center",
-		justify: "space-between",
-		gap: 15,
-		x: marginX,
-		y: height - marginY - 165,
-		height: 12,
-		width: containerWidth
-	})
-
-	layout.draw(pages[0])
+	// layout.draw(pages[0])
 
 	// pdf.getForm().flatten()
 
diff --git a/test-pdf.pdf b/test-pdf.pdf
index ad6b72a3..f0edf906 100644
Binary files a/test-pdf.pdf and b/test-pdf.pdf differ