测试

mTest/room/css/liveRoom.css

@@ -760,7 +760,7 @@
 }
 }
 .room-bg {
 .room-bg {
   width: 10rem;
   width: 10rem;
-  position: absolute;
+  position: fixed;
   top: 0rem;
   top: 0rem;
   height: 99vh;
   height: 99vh;
 }
 }

mTest/room/css/liveRoom.less

@@ -784,7 +784,7 @@
 }
 }
 .room-bg{
 .room-bg{
     width: 10rem;
     width: 10rem;
-    position: absolute;
+    position: fixed;
     top: 0rem;
     top: 0rem;
     height: 99vh;
     height: 99vh;
     // overflow: hidden;
     // overflow: hidden;