book: change filter form

src/pages/system/library/borrow/bookreturn.vue

 <template>
   <div class="subPage edit-book" :style="{ padding: '20px' }">
     <div v-if="!active">
-      <el-form style="text-align: center;">
-        <el-form-item>
+      <div style="text-align: center;">
+        <div>
           <el-input v-model="customerInfo" placeholder="会员手机号或条形码" :style="{ width: '400px' }"></el-input>
-        </el-form-item>
-        <el-form-item :style="{ paddingTop: '20px' }">
+        </div>
+        <div :style="{ paddingTop: '20px' }">
           <el-button type="primary" @click="nextStep()">下一步</el-button>
-        </el-form-item>
-      </el-form>
+        </div>
+      </div>
     </div>
     <div v-else>
       <!-- 用户信息区 -->

src/pages/system/library/borrow/borrow.vue

 <template>
   <div class="subPage edit-book" :style="{ padding: '20px' }">
     <div v-if="!active">
-      <el-form style="text-align: center;">
-        <el-form-item>
+      <div style="text-align: center;">
+        <div>
           <el-input v-model="customerInfo" placeholder="会员手机号或条形码" :style="{ width: '400px' }"></el-input>
-        </el-form-item>
-        <el-form-item :style="{ paddingTop: '20px' }">
+        </div>
+        <div :style="{ paddingTop: '20px' }">
           <el-button type="primary" @click="nextStep()">下一步</el-button>
-        </el-form-item>
-      </el-form>
+        </div>
+      </div>
     </div>
     <div v-else>