Merge pull request #1079 from jitsi/fix_avatar_z_index

Do not display avatar on top of the connection problem messages

css/_videolayout_default.scss

@@ -438,7 +438,6 @@
     margin: auto;
     position: relative;
     border-radius: 100px;
-    z-index: 3;
     visibility: inherit;
     background-color: #000000;
 }