edu-mini/pages/courseDetail/components/face-scan-pop/face-scan-pop.wxml

<van-overlay show="{{show}}" class="myOverlay">
    <view class="container">
        <view class="content">
            <view class="title">
                确认{{name}}本人上课
            </view>

            <view class="tip">
                保持正脸在取景框中根据屏幕指示完成
            </view>

            <van-image src="/images/ic_scan_photo.png" width="385rpx" height="332rpx" class="scan"/>

            <view class="tip">
                请衣着整齐，平视屏幕，并正对光源
            </view>

            <van-button round color="linear-gradient(90deg, #FF4330 0%, #FF7B60 100%)" custom-class='btn'
                        bind:tap="scan" disabled="{{!support}}">
                {{support ? "开始识别" : "设备不支持"}}
            </van-button>

        </view>
    </view>

</van-overlay>