small fix

Author: adamspd

appointment/static/css/verification_code.css

@@ -3,8 +3,7 @@
     display: flex;
     justify-content: center;
     align-items: center;
-    min-height: 100vh;
-    background-color: #f0f2f5;
+    min-height: 60vh;
     padding: 20px;
 }