add support CSS variables

mui · May 4, 2022 · 3f86023 · 3f86023
1 parent 10241ae
commit 3f86023
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/mui-material/src/SpeedDial/SpeedDial.js b/packages/mui-material/src/SpeedDial/SpeedDial.js
@@ -58,7 +58,7 @@ const SpeedDialRoot = styled('div', {
     return [styles.root, styles[`direction${capitalize(ownerState.direction)}`]];
   },
 })(({ theme, ownerState }) => ({
-  zIndex: theme.zIndex.speedDial,
+  zIndex: (theme.vars || theme).zIndex.speedDial,
   display: 'flex',
   alignItems: 'center',
   pointerEvents: 'none',