【fix】 删除图层列表例子中属性表的背景色的设置； review by luoxiao

Author: zhangjiangqiu

examples/component/components_layerList_vue.html

@@ -35,8 +35,7 @@
             position: 'bottom',
             style: {
               width: '100%',
-              height: '40%',
-              background: 'rgba(255, 255, 255, 0.3)'
+              height: '40%'
             },
             associateWithMap: {
               enabled: true,