diff --git a/core/library/templates/library/overview_quiz.html b/core/library/templates/library/overview_quiz.html
index 1d3e877..ef7816e 100644
--- a/core/library/templates/library/overview_quiz.html
+++ b/core/library/templates/library/overview_quiz.html
@@ -7,7 +7,7 @@
 </div>
 <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
     {% for quiz in quizzes %}
-    <div class="bg-white rounded-lg p-4 shadow-md">
+    <div class="bg-white rounded-lg p-4 shadow-md   border-blue-600 border-2 rounded-xl shadow-md ">
         <h2 class="text-lg font-bold"><a href="{% url 'library:detail_quiz' quiz.id %}">{{ quiz.name }}</a></h2>
         <p class="text-sm text-gray-600 my-8">{{ quiz.description }}</p>
         <a href="#"class="qp-a-button-small bg-green-500 text-white ">Spiel starten</a>