add verification request tile + styling

res/css/views/rooms/_EventTile.scss

@@ -22,6 +22,15 @@ limitations under the License.
     position: relative;
 }
 
+.mx_EventTile_bubble {
+    background-color: $dark-panel-bg-color;
+    padding: 10px;
+    border-radius: 5px;
+    margin: 10px auto;
+    max-width: 75%;
+    box-sizing: border-box;
+}
+
 .mx_EventTile.mx_EventTile_info {
     padding-top: 0px;
 }
@@ -112,6 +121,21 @@ limitations under the License.
     line-height: 22px;
 }
 
+.mx_EventTile_bubbleContainer.mx_EventTile_bubbleContainer {
+    display: grid;
+    grid-template-columns: 1fr 100px;
+
+    .mx_EventTile_line {
+        margin-right: 0px;
+        grid-column: 1 / 3;
+        padding: 0;
+    }
+
+    .mx_EventTile_msgOption {
+        grid-column: 2;
+    }
+}
+
 .mx_EventTile_reply {
     margin-right: 10px;
 }
@@ -617,4 +641,5 @@ div.mx_EventTile_notSent.mx_EventTile_redacted .mx_UnknownBody {
         }
     }
 }
+
 /* stylelint-enable no-descending-specificity */