diff --git a/index.php b/index.php
index c80cd67..cfad9e0 100644
--- a/index.php
+++ b/index.php
@@ -5,8 +5,15 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Primzahlen</title>
     <style>
-        .wrapper { display: flex; gap: 20px; }
-        .mono { font-family: monospace; white-space: pre; }
+        .wrapper {
+            display: flex;
+            gap: 20px;
+        }
+
+        .mono {
+            font-family: monospace;
+            white-space: pre;
+        }
     </style>
 </head>
 <body>
