Check for CSS variable support (#28256)

* Check for CSS variable support * Update extensions/amp-story/1.0/amp-story.js Co-authored-by: Gabriel Majoulet <gmajoulet@gmail.com> Co-authored-by: Gabriel Majoulet <gmajoulet@gmail.com>
ampproject · May 8, 2020 · 34c3f78 · 34c3f78
1 parent 9e048ed
commit 34c3f78
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/extensions/amp-story/1.0/amp-story.js b/extensions/amp-story/1.0/amp-story.js
@@ -2783,7 +2783,10 @@ export class AmpStory extends AMP.BaseElement {
    */
   static isBrowserSupported(win) {
     return Boolean(
-      win.CSS && win.CSS.supports && win.CSS.supports('display', 'grid')
+      win.CSS &&
+        win.CSS.supports &&
+        win.CSS.supports('display', 'grid') &&
+        win.CSS.supports('color', 'var(--test)')
     );
   }
 }