@media only screen and (device-width: 375px) and (device-height: 812px) and
(-webkit-device-pixel-ratio: 3) {
    /*增加头部适配层*/
    .has-topbar {
        height: 100%;
        box-sizing: border-box;
        padding-top: 44px;
        &:before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 44px;
            background-color: #000000;
            z-index: 9998;
        }
    }
    /*增加底部适配层*/
    .has-bottombar {
        height: 100%;
        box-sizing: border-box;
        padding-bottom: 34px;
        &:after {
            content: '';
            z-index: 9998;
            position: fixed;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 34px;
            background: #f7f7f8;
        }
    }
    /*导航操作栏上移*/
    .bottom-menu-fixed {
        bottom: 34px;
    }
}