.

src/components/imgbox.vue

   },
   computed: {
     poster() {
-      return this.mode === 1 ? this.nowFontImg : this.mode === 3?this.prize.posterImg:'';
+      return this.mode === 1 ? require('../assets/index.jpg') : this.mode === 3?this.prize.posterImg:'';
     },    
     mode() {
       return this.prize.mode;
 .card {
   position: relative;
   width: 22vw;
-  height: 60.5vw;
+  height: 49.5vw;
   transform-style: preserve-3d;
   transition: all 1.6s ease;
   transform: rotateY(-180deg) scale(2);
 
 .nowimage {
   width: 22vw;
-  height: 60.5vw;
+  height: 49.5vw;
 }
 
 .card .back {