添加返回按钮

src/views/administrative/deptFilter.vue

@@ -2,6 +2,8 @@
     <div v-if="visible" class="van-overlay"></div>
     <div v-if="visible" class="popup">
         <div class="popup-title">部门查询</div>
+       <!-- 返回按钮 -->
+        <label class="btn-goback"><van-icon name="arrow-left" /></label>
         <!-- 关闭按钮 -->
 <!--        <label class="close-button" @click="closePopup"></label>-->
         <label class="close-button" @click="next"></label>
@@ -152,6 +154,18 @@
         font-weight: 600;
     }
 
+    .btn-goback {
+        position: absolute;
+        top: 0.267rem;
+        left: 0.3rem;
+        width: 0.8rem;
+        height: 0.8rem;
+        font-size: 0.5rem;
+        font-weight: bold;
+        color: #333;
+        line-height: 1.5;
+    }
+
     .close-button {
         position: absolute;
         top: 0.15rem;