.

src/App.vue

@@ -29,7 +29,7 @@ export default {
             changeTab: this.changeTab
         };
     },
-    inject: ['barHeight'],
+    inject: ['barHeight', 'appHeight'],
     computed: {
         barValue() {
             return this.$refs.bar;
@@ -37,7 +37,7 @@ export default {
         scrollStyle() {
             return {
                 boxSizing: 'border-box',
-                minHeight: `calc(100vh - ${(this.barHeight || '0') + 'px'})`
+                minHeight: `calc(${this.appHeight} - ${(this.barHeight || '0') + 'px'})`
             };
         }
     },