优化移动端UI

packages/artplayer/src/template.js

@@ -12,7 +12,7 @@ export default class Template {
         }
 
         errorHandle(
-            art.constructor.instances.every(art => art.template.$container !== this.$container),
+            art.constructor.instances.every((art) => art.template.$container !== this.$container),
             'Cannot mount multiple instances on the same dom element',
         );
 
@@ -131,6 +131,10 @@ export default class Template {
             addClass(this.$info, 'art-backdrop-filter');
             addClass(this.$contextmenu, 'art-backdrop-filter');
         }
+
+        if (this.art.isMobile) {
+            addClass(this.$container, 'art-mobile');
+        }
     }
 
     mobile() {