diff --git a/res/css/views/elements/_DesktopCapturerSourcePicker.scss b/res/css/views/elements/_DesktopCapturerSourcePicker.scss
index bd81aafef3..b4a2c69b86 100644
--- a/res/css/views/elements/_DesktopCapturerSourcePicker.scss
+++ b/res/css/views/elements/_DesktopCapturerSourcePicker.scss
@@ -24,33 +24,33 @@ limitations under the License.
         align-items: flex-start;
         height: 500px;
         overflow: overlay;
-    }
 
-    .mx_desktopCapturerSourcePicker_source {
-        display: flex;
-        flex-direction: column;
-        margin: 8px;
-    }
+        .mx_desktopCapturerSourcePicker_source {
+            width: 50%;
+            display: flex;
+            flex-direction: column;
 
-    .mx_desktopCapturerSourcePicker_source_thumbnail {
-        margin: 4px;
-        padding: 4px;
-        border-width: 2px;
-        border-radius: 8px;
-        border-style: solid;
-        border-color: transparent;
+            .mx_desktopCapturerSourcePicker_source_thumbnail {
+                margin: 4px;
+                padding: 4px;
+                border-width: 2px;
+                border-radius: 8px;
+                border-style: solid;
+                border-color: transparent;
 
-        &.mx_desktopCapturerSourcePicker_source_thumbnail_selected,
-        &:hover,
-        &:focus {
-            border-color: $accent-color;
+                &.mx_desktopCapturerSourcePicker_source_thumbnail_selected,
+                &:hover,
+                &:focus {
+                    border-color: $accent-color;
+                }
+            }
+
+            .mx_desktopCapturerSourcePicker_source_name {
+                margin: 0 4px;
+                white-space: nowrap;
+                text-overflow: ellipsis;
+                overflow: hidden;
+            }
         }
     }
-
-    .mx_desktopCapturerSourcePicker_source_name {
-        margin: 0 4px;
-        white-space: nowrap;
-        text-overflow: ellipsis;
-        overflow: hidden;
-    }
 }