diff --git a/src/components/gui/gui.css b/src/components/gui/gui.css
index c8a9285a2a204bee92158053e3c268c4bc4967cd..6412c9a88b3946626d3f32c5f2d88dbd0bae190e 100644
--- a/src/components/gui/gui.css
+++ b/src/components/gui/gui.css
@@ -112,6 +112,9 @@
     */
     display: flex;
     flex-direction: column;
+
+    /* Fix the max width to max stage size (defined in layout_constants.js) + gutter size */
+    max-width: calc(480px + calc($space * 2));
 }
 
 .stage-wrapper {