测试

css/index.css

@@ -18,7 +18,7 @@
   width: 65vw;
   width: 65vw;
   height: 39vw;
   height: 39vw;
   margin: 0 auto;
   margin: 0 auto;
-  background: url(../images/content-top.jpg?v=20201010) no-repeat;
+  background: url(../images/content-top.png?v=20201010) no-repeat;
   background-size: 100% 100%;
   background-size: 100% 100%;
   margin-top: 3vw;
   margin-top: 3vw;
 }
 }

css/index.less

@@ -18,7 +18,7 @@
   width: 65vw;
   width: 65vw;
   height: 39vw;
   height: 39vw;
   margin: 0 auto;
   margin: 0 auto;
-  background: url(../images/content-top.jpg?v=20201010)no-repeat;
+  background: url(../images/content-top.png?v=20201010)no-repeat;
   background-size: 100% 100%;
   background-size: 100% 100%;
   margin-top: 3vw;
   margin-top: 3vw;
 }
 }

index.html

@@ -6,7 +6,7 @@
     <meta charset="UTF-8">
     <meta charset="UTF-8">
     <title>果冻直播</title>
     <title>果冻直播</title>
     <link rel="stylesheet" href="css/base.css">
     <link rel="stylesheet" href="css/base.css">
-    <link rel="stylesheet" href="css/index.css?v=2020311">
+    <link rel="stylesheet" href="css/index.css?v=202031101">
     <link rel="stylesheet" href="layer-v3.1.0/layer.css">
     <link rel="stylesheet" href="layer-v3.1.0/layer.css">
     <script>
     <script>
         var ua = window.navigator.userAgent.toLowerCase();
         var ua = window.navigator.userAgent.toLowerCase();