index block - style update

src/views/index/components/index-card-elective.vue

@@ -2,7 +2,7 @@
   <index-card simple title="大数据选科" v-if="electiveRoutes.length">
     <index-card-content :list="electiveRoutes" :line-size="4">
       <template #default="{item}">
-        <index-image-item v-bind="item"></index-image-item>
+        <index-image-item class="scale-item" v-bind="item"></index-image-item>
       </template>
     </index-card-content>
   </index-card>