修改

src/components/system/target-form.vue

+<style scoped>
+  /deep/.el-input__inner,
+  /deep/.el-range-input {
+    background-color: transparent;
+    border: none;
+  }
+</style>
 <template>
   <q-dialog v-model="persistent" content-class="bg-grey-1" persistent transition-show="scale" transition-hide="scale">
     <q-card style="width: 400px;max-width:400px;">
@@ -8,9 +15,13 @@
         <template v-if="isShow==1">
           <div class="row wrap">
             <div class="col-12">
+                <q-field filled dense>
+                  <template v-slot:control>
                     <el-date-picker v-model="value" style="width:100%" type="month" :clearable="false" @change="dateChange"
                       value-format="yyyy-MM" placeholder="选择月">
                     </el-date-picker>
+                  </template>
+                </q-field>
                 <div style="margin-top:10px;">
                 <el-tag v-for="(tag, index) in objOption.TimeList" size="small" style="margin:0 5px 5px 0;" :key="tag"
                   @close="params => tagClose(index)" closable type="success">