Blurred menu will be opt-in

src/app.css

@@ -1756,7 +1756,7 @@ body > .szh-menu-container {
   max-width: 90vw;
   /* overflow: hidden; */
 }
-.szh-menu[aria-label='Submenu'] {
+.szh-menu[aria-label='Submenu'].menu-blur {
   background-color: var(--bg-blur-color);
   backdrop-filter: blur(4px);
   box-shadow: 0 3px 24px -3px var(--drop-shadow-color);

src/components/account-info.jsx

@@ -1124,6 +1124,7 @@ function RelatedActions({
                   </MenuItem>
                 ) : (
                   <SubMenu
+                    menuClassName="menu-blur"
                     openTrigger="clickOnly"
                     direction="bottom"
                     overflow="auto"