Fix spacing in messages list; fix image message size on mobile; restore scrolling to chat screen when loading message.

web/style.css

@@ -363,6 +363,7 @@ li {
     cursor: pointer;
     transition: all 0.2s ease;
     border: 1px solid transparent;
+    margin-left: 0px;
 }
 
 .chat-item.selected {
@@ -1032,6 +1033,10 @@ li {
     .message-group {
         max-width: 90%;
     }
+
+    .message-group.image {
+        max-width: 60%;
+    }
     
     .message-image-attachement {
         max-height: 20em;