Improved chat a little bit.

app/client/app.css

@@ -1253,6 +1253,9 @@ nav form input[type="image"]{
     font-size: 20px;
     color: white;
 }
+.chat-message:first-child {
+    margin-top: 30px;
+}
 #chat-ul, #global-chat-ul {
     overflow-y: hidden;
     margin: 0;