ant-design-vue/components/time-picker/demo/size.md

#### 三种大小 三种大小的输入框，大的用在表单中，中的为默认。 #### Three Sizes The input box comes in three sizes. large is used in the form, while the medium size is the default.

<template>
  <div>
    <a-time-picker :defaultValue="moment('12:08:23', 'HH:mm:ss')" size="large" />
    <a-time-picker :defaultValue="moment('12:08:23', 'HH:mm:ss')" />
    <a-time-picker :defaultValue="moment('12:08:23', 'HH:mm:ss')" size="small" />
  </div>
</template>
<script>
  import moment from 'moment';
  export default {
    methods: {
      moment,
    },
  };
</script>