diff --git a/src/ui/App.css b/src/ui/App.css
index b07f737..3e502b0 100644
--- a/src/ui/App.css
+++ b/src/ui/App.css
@@ -27,7 +27,7 @@ select:focus {
 }
 
 .App {
-  background: url("https://webstatic.hoyoverse.com/upload/event/2020/11/04/7fd661b5184e1734f91f628b6f89a31f_7367318474207189623.png") no-repeat center center fixed; 
+  /*background: url("https://webstatic.hoyoverse.com/upload/event/2020/11/04/7fd661b5184e1734f91f628b6f89a31f_7367318474207189623.png") no-repeat center center fixed; */
   -webkit-background-size: cover;
   -moz-background-size: cover;
   -o-background-size: cover;
diff --git a/src/ui/App.tsx b/src/ui/App.tsx
index d277e6b..9ab463f 100644
--- a/src/ui/App.tsx
+++ b/src/ui/App.tsx
@@ -39,7 +39,7 @@ class App extends React.Component<IProps, IState> {
       optionsOpen: false,
       miniDownloadsOpen: false,
       downloadsOpen: false,
-      bgFile: '',
+      bgFile: 'https://webstatic.hoyoverse.com/upload/event/2020/11/04/7fd661b5184e1734f91f628b6f89a31f_7367318474207189623.png',
     }
 
     listen('lang_error', (payload) => {
@@ -74,7 +74,7 @@ class App extends React.Component<IProps, IState> {
     return (
       <div className="App" style={
         this.state.bgFile ? {
-          backgroundImage: `url(${this.state.bgFile})`,
+          background: `url(${this.state.bgFile}) no-repeat center center fixed`,
         } : {}
       }>
         <TopBar