diff --git a/app/static/style_v2.css b/app/static/style_v2.css
index 3625df3..8dfc634 100644
--- a/app/static/style_v2.css
+++ b/app/static/style_v2.css
@@ -1,7 +1,9 @@
 :root {
-    --primary: #007bff;
+    /* HIER: Primary ist jetzt GRÜN */
+    --primary: #28a745; 
+    --primary-hover: #218838;
+    
     --accent: #ff9800;
-    --success: #28a745;
     --danger: #dc3545;
     --bg: #f4f4f9;
 }
@@ -27,7 +29,6 @@ body {
     justify-content: center;
 }
 
-/* WICHTIG: Damit Quiz-Elemente untereinander sind */
 #quiz-screen {
     display: flex;
     flex-direction: column;
@@ -45,7 +46,6 @@ h1 { text-align: center; margin-bottom: 20px; color: #333; }
     text-transform: uppercase;
 }
 
-/* BUTTONS UNTEREINANDER ERZWINGEN */
 .button-group, .quiz-controls {
     display: flex;
     flex-direction: column !important;
@@ -69,7 +69,7 @@ button {
 button:hover { background: #f0f0f0; }
 
 button.active {
-    background: #e3f2fd;
+    background: #e9f7ef; /* Hellgrün */
     border-color: var(--primary);
     color: var(--primary);
 }
@@ -80,8 +80,11 @@ button.active {
     color: #e65100;
 }
 
-.action-btn { color: white; border: none; margin-top: 0; } /* margin-top regelt der gap */
+/* Der Action Button ist jetzt GRÜN (über --primary) */
+.action-btn { color: white; border: none; margin-top: 0; transition: background 0.2s; }
 .primary { background: var(--primary); }
+.primary:hover { background: var(--primary-hover); }
+
 .secondary { background: #6c757d; }
 .danger { background: var(--danger); }
 button:disabled { opacity: 0.5; cursor: not-allowed; }
@@ -114,11 +117,10 @@ input {
 input:focus { border-color: var(--primary); outline: none; }
 
 .feedback { font-weight: bold; margin-top: 10px; font-size: 1.1rem; min-height: 25px;}
-.correct { color: var(--success); }
+.correct { color: var(--primary); }
 .wrong { color: var(--danger); }
 .typo { color: var(--accent); }
 
-/* OVERLAY */
 .overlay {
     display: none;
     position: fixed;
@@ -160,7 +162,7 @@ input:focus { border-color: var(--primary); outline: none; }
 }
 .page-item input { display: none; }
 .page-item input:checked + label {
-    background: #e3f2fd;
+    background: #e9f7ef;
     border-color: var(--primary);
     color: var(--primary);
 }
@@ -174,4 +176,4 @@ input:focus { border-color: var(--primary); outline: none; }
     bottom: 0; left: 0; right: 0;
 }
 .progress-bar-bg { height: 8px; background: #eee; width: 100%; border-radius: 4px; overflow: hidden; margin-top: 5px; }
-.progress-bar-fill { height: 100%; background: var(--success); width: 0%; transition: width 0.3s; }
\ No newline at end of file
+.progress-bar-fill { height: 100%; background: var(--primary); width: 0%; transition: width 0.3s; }
\ No newline at end of file