diff --git a/src/index.scss b/src/index.scss
index a2ac0e1..b7dfcf8 100644
--- a/src/index.scss
+++ b/src/index.scss
@@ -291,9 +291,13 @@ h1 {
 }
 
 #meedu-player-container {
+  position: absolute;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
   width: 100%;
-  height: auto;
-  position: relative;
+  height: 100%;
 }
 
 .ant-tree-switcher {