diff --git a/index.php b/index.php
index 8e168090fb65871dcd5558576da1e85a6b236eed..d07e3b08c52851f413b9271e3bfbe9595d4b8a88 100644
--- a/index.php
+++ b/index.php
@@ -1,4 +1,5 @@
 <!DOCTYPE HTML>
+<?php $backface="<img class='back-face' src='data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiPgogIDxkZWZzPgogICAgPHBhdHRlcm4gaWQ9ImRpYWdvbmFsIiBwYXR0ZXJuVW5pdHM9InVzZXJTcGFjZU9uVXNlIiB3aWR0aD0iMzAlIiBoZWlnaHQ9IjUlIiBwYXR0ZXJuVHJhbnNmb3JtPSJyb3RhdGUoMzA1KSI+CiAgICAgIDx0ZXh0IHg9IjAiIHk9IjMwIiBmb250LXNpemU9IjMwIiBmb250LWZhbWlseT0ic2Fucy1zZXJpZiIgZmlsbD0iIzAwMDAwMCI+TWF0Y2hjb25jZXB0aW9uczwvdGV4dD4KICAgIDwvcGF0dGVybj4KICA8L2RlZnM+CiAgPHJlY3QgeD0iMCIgeT0iMCIgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0idXJsKCNkaWFnb25hbCkiIC8+Cjwvc3ZnPg==' alt='' />"; ?>
 <html lang="de">
 <head>
   <meta charset="UTF-8">
@@ -12,7 +13,7 @@
     <div class="memory-card" data-framework="A">
       <?php $text = 'A'; $style = 'background-color: #FFCCCB'; $width = 640 * 0.25 - 10; $height = 640 * 0.33333 - 10; $textSize = min($width, $height) * 0.4; $svg = "<svg xmlns='http://www.w3.org/2000/svg' width='$width' height='$height'><text x='50%' y='50%' text-anchor='middle' alignment-baseline='middle' font-size='$textSize'>$text</text></svg>";  $svgData = base64_encode($svg); $src = 'data:image/svg+xml;base64,'.$svgData; $imgTag = "<img class='front-face' src='$src' alt='$text' style='$style'/>"; echo $imgTag; ?>
       <!-- <img class="front-face" src="img/aurelia.svg" alt="Aurelia" style="background-color: #FFCCCB"/> -->
-      <img class="back-face" src='data:image/svg+xml;base64,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' alt="Test" />
+      <?php echo $backface; ?>
     </div>
     <div class="memory-card" data-framework="A">
     <?php $text = 'A'; $style = 'background-color: #90EE90'; $width = 640 * 0.25 - 10; $height = 640 * 0.33333 - 10; $textSize = min($width, $height) * 0.4; $svg = "<svg xmlns='http://www.w3.org/2000/svg' width='$width' height='$height'><text x='50%' y='50%' text-anchor='middle' alignment-baseline='middle' font-size='$textSize'>$text</text></svg>";  $svgData = base64_encode($svg); $src = 'data:image/svg+xml;base64,'.$svgData; $imgTag = "<img class='front-face' src='$src' alt='$text' style='$style'/>"; echo $imgTag; ?>