diff --git a/src/overlay.scss b/src/overlay.scss
index 50941f3..d3eb49b 100644
--- a/src/overlay.scss
+++ b/src/overlay.scss
@@ -48,3 +48,12 @@ svg.pdbe-animated-logo {
     border: solid 1px transparent;
     background-clip: content-box;
 }
+
+
+.msp-plugin .msp-layout-static {
+    container-type: size; // define container to reference in .msp-viewport-controls-panel-controls
+}
+
+.msp-plugin .msp-viewport-controls-panel .msp-viewport-controls-panel-controls {
+    max-height: calc(100cqh - 41px - 24px - 10px); // 100cqh = viewport container, 41px = control buttons offset, 24px = header, 10px = space below
+}