Overlay 遮罩层

引入

<van-overlay show="{{ show }}" bind:click="onClickHide" />

嵌入内容

<van-button type="primary" bind:click="onClickShow">嵌入内容</van-button>
<van-overlay show="{{ show }}" bind:click="onClickHide">
  <view class="wrapper">
    <view class="block" catch:tap="noop" />
</van-overlay>

.wrapper {
  align-items: center;
  justify-content: center;
  height: 100%;
}
.block {
  width: 120px;
  height: 120px;
}

Events