修复学院专业选择框问题以及添加引导界面并删除多余无用代码

src/views/cet/cet-dashboard.vue

@@ -13,8 +13,7 @@
             <div v-if="topCollege != null" style="margin-bottom: 5px">
               <span style="font-size: 15px">当前数据为 </span>
               <span style="color: red; font-size: 18px">{{ topCollege }}</span>
-              <span v-if="topMajor != null && topMajor != ''" style="color: red; font-size: 18px"> / {{ topMajor
-                }}</span>
+              <span v-if="topMajor != null && topMajor != ''" style="color: red; font-size: 18px"> / {{ topMajor }}</span>
               <span style="font-size: 15px"> 的 </span>
               <span style="color: red; font-size: 20px">{{ topEntrydate }}</span>
               <span style="font-size: 15px"> 级数据</span>
@@ -27,8 +26,7 @@
                 </a-tooltip>
               </template>
             </a-table>
-            <div style="display: flex; justify-content: space-between; font-size: 15px; margin-top: 10px"
-              v-if="total && total > 0">
+            <div style="display: flex; justify-content: space-between; font-size: 15px; margin-top: 10px" v-if="total && total > 0">
               <span>{{ totalName }}总人数：{{ total }}</span>
               <span>累计通过人数: {{ passNumberBottom }}</span>
               <span>累计总通过率: {{ passRateBottom }}</span>