Ant Design Vue引入Form组件样式不显示的解决方法

import { Form, Input, Select } from 'ant-design-vue';

<template>
  <a-form :form="form" @submit="handleSubmit">
    <a-form-item label="Note" :label-col="{ span: 5 }" :wrapper-col="{ span: 12 }">
      <a-input
        v-decorator="['note', { rules: [{ required: true, message: 'Please input your note!' }] }]"
      />
    </a-form-item>
    <a-form-item label="Gender" :label-col="{ span: 5 }" :wrapper-col="{ span: 12 }">
      <a-select
        v-decorator="[
          'gender',
          { rules: [{ required: true, message: 'Please select your gender!' }] },
        ]"
        placeholder="Select a option and change input text above"
        @change="handleSelectChange"
      >
        <a-select-option value="male">
          male        </a-select-option>
        <a-select-option value="female">
          female        </a-select-option>
      </a-select>
    </a-form-item>
    <a-form-item :wrapper-col="{ span: 12, offset: 5 }">
      <a-button type="primary" html-type="submit">
        Submit      </a-button>
    </a-form-item>
  </a-form></template><script>export default {
  data() {    return {      formLayout: 'horizontal',      form: this.$form.createForm(this, { name: 'coordinated' }),
    };
  },  methods: {
    handleSubmit(e) {
      e.preventDefault();      this.form.validateFields((err, values) => {        if (!err) {          console.log('Received values of form: ', values);
        }
      });
    },
    handleSelectChange(value) {      console.log(value);      this.form.setFieldsValue({        note: `Hi, ${value === 'male' ? 'man' : 'lady'}!`,
      });
    },
  },
};</script>

Vue.component(Form.name, Form);
Vue.component(Form.Item.name, Form.Item);
Vue.component(Input.name, Input);
Vue.component(Select.name, Select);
Vue.component(Select.Option.name, Select.Option);

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