fix: Avoid scrolling the #content wrapper container

Signed-off-by: Julius Härtl <jus@bitgrid.net>

core/css/apps.scss

@@ -667,7 +667,7 @@ kbd {
 	width: calc(100% - var(--body-container-margin) * 2);
 	height: var(--body-height);
 	border-radius: var(--body-container-radius);
-	overflow: hidden;
+	overflow: clip;
 
 	&:not(.with-sidebar--full) {
 		position: fixed;