diff --git a/res/css/structures/_BackdropPanel.scss b/res/css/structures/_BackdropPanel.scss
index b14e670657..0dbab0a415 100644
--- a/res/css/structures/_BackdropPanel.scss
+++ b/res/css/structures/_BackdropPanel.scss
@@ -31,6 +31,11 @@ limitations under the License.
     z-index: 0;
     pointer-events: none;
     overflow: hidden;
-    opacity: 0.2;
-    width: 100%;
+
+    &:nth-of-type(2n-1) {
+        opacity: 0.2;
+    }
+    &:nth-of-type(2n) {
+        opacity: 0.1;
+    }
 }
diff --git a/res/css/structures/_LeftPanel.scss b/res/css/structures/_LeftPanel.scss
index 767d5702db..a172b6c26b 100644
--- a/res/css/structures/_LeftPanel.scss
+++ b/res/css/structures/_LeftPanel.scss
@@ -26,7 +26,6 @@ $roomListCollapsedWidth: 68px;
 .mx_LeftPanel_wrapper {
     display: flex;
     max-width: 50%;
-    position: relative;
 
     .mx_LeftPanel_background {