下拉选择编辑器清空按钮样式调整

src/components/app-mob-select/app-mob-select.less

 .app-mobile-select{
   width: 100%;
+  .cancel-icon{
+    width: 12px;
+    height: 12px;
+    background-color: #fcfcfc;
+    position: absolute;
+    right: 15px;
+    bottom: 15px;
+    z-index: 9999;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+  }
   ion-icon{
     position: absolute;
     right: 15px;

src/components/app-mob-select/app-mob-select.vue

 <template>
     <div v-if="overload" class="app-mobile-select"  >
-        <ion-icon v-if="curValue" name="close-outline" @click="clear"></ion-icon>
+        <div class="cancel-icon" v-if="curValue"><ion-icon name="close-outline" @click="clear"></ion-icon></div>
         <div v-if="curValue== null || curValue==''" class="ion-select-icon"></div>
         <ion-select  :value="curValue" :disabled="disabled ? disabled : false" @ionChange="change" interface="action-sheet" @click="load" :cancel-text="$t('app.button.cancel')">
               <template v-if="codeListType == 'DYNAMIC'">