.

src/components/ClassInfo.vue

   width: 100vw;
   height: 100%;
   &-body {
-    width: 99%;
+    width: 100%;
     border-radius: 30px;
     background-color: #fff;
     position: absolute;
-    top: 26vh;
-    height: 68vh;
+    top: 54vw;
+    height: calc(100% - 54vh);
     &-top {
       width: 100%;
       height: 10vh;
         justify-content: space-between;
 
         &-Time {
-          font-size: 8px;
+          font-size: 9px;
           color: #999;
         }
         &-Shoucang {
             padding-right: 5px;
           }
           & > span {
+            color: #999;
             font-size: 10px;
           }
         }