Nojs users list: fix isignia css

anonstream/templates/nojs_chat_users.html

@@ -67,6 +67,12 @@
       line-height: 1.4375;
     }
     .user__insignia {
+      color: var(--chat-bg);
+      border: 1px outset #0000007f;
+      text-shadow: 0 0 1px var(--chat-bg-color);
+      background-color: orangered;
+      padding: 0 2px;
+      border-radius: 3px;
       cursor: help;
     }
     .user__name {