Add styling classes for status line state.

include/black.css

@@ -50,6 +50,15 @@ body {
   font-weight: bold;
   text-align: center;
 }
+.VNC_status_normal {
+  color: #fff;
+}
+.VNC_status_error {
+  color: #f44;
+}
+.VNC_status_warn {
+  color: #ff4;
+}
 #VNC_screen {
   -webkit-border-radius: 10px;
   -moz-border-radius: 10px;

include/plain.css

@@ -29,8 +29,17 @@
 #VNC_status {
     margin-top: 15px;
     text-align: center;
+    /*background: #eee;*/
+}
+.VNC_status_normal {
     background: #eee;
 }
+.VNC_status_error {
+    background: #f44;
+}
+.VNC_status_warn {
+    background: #ff4;
+}
 
 /* Do not set width/height for VNC_screen or VNC_canvas or incorrect
  * scaling will occur. Canvas resizes to remote VNC settings */