.wrap .ul {
    display: none;
}

.wrap .md_ul {
    display: block;
}

.wrap .md_ul {
    display: flex;
    align-items: center;
}

.wrap .userAvarte {
    width: 50px;
    height: 50px;
    position: relative;
}

.wrap .userAvarte .span {
    position: absolute;
    left: 16px;
    top: -8px;
    width: 42px;
}

.md_ul .menu {
    width: 40px;
    margin-left: 20px;
    position: relative;
}

.md_ul .menu img {
    width: 100%;
}
 .md_menu{
    position: fixed;
    background-color: black;
    width: 100%;
    padding: 20px;
    box-sizing: border-box;
    left: 0;
    top: -400px;
    /* display: none; */
    transition: all 1s;
}
.showmd_menu{
    /* display: block; */
    top: 0;
}
 .md_menu a{
    display: block;
    color: #fff;
    padding: 10px 0;
}

.md_menu .close{
    position: absolute;
    right: 20px;
    top: 20px;
    width: 30px;
    cursor: pointer;
}
.container .my-video {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: fill;
}

.wrap .header {
    padding: 0 20px;
}

.content .middle .middle-wrapper .iphone-wrapper {
    margin-right: 0;
}

.content .middle .middle-wrapper {
    left: 10px;
}

.iphone {
    width: 140px;
    height: 260px;
}

.iphone .iphone-mp4 {
    width: 120px;
    height: 245px;
    border-radius: 10px;
    margin: 8px 10px;
}

.iphone .iphone-mp4 .my-video {
    width: 120px;
    height: 245px;
}

.iphone .iphone-case {
    width: 140px;
    height: 260px;
    top: 2px;
    left: 0;
}
.content .middle .middle-wrapper .description{
    margin-left: 10px;
}
.content .middle .middle-wrapper .description .lifestyle {
    font-size: 18px;
}

.content .middle .middle-wrapper .description .qrcodes {
    flex-direction: column;
    width: 100%;
}

.content .middle .middle-wrapper .description .qrcodes div {
    margin-right: 0;
    width: 100%;
    padding: 0;
    display: flex;
    justify-content: center;
    align-content: center;
}
.content .middle .middle-wrapper .description .qrcodes .weChatOfficialAccount{
    margin-top: 20px;
}
.footer ul{
    margin-bottom: 0;
}
.keep-on-record{
    display: flex;
    flex-wrap: wrap;
}
.keep-on-record p:nth-of-type(2){
    font-size: 10px;
}
.qrcodes div:hover p{
    z-index: 1000000;
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
    width: 100px;
    height: 100px;
}

#videoID,#videoID2{
    display: none;
}
.md_video1,
.md_video2{
    display: block;
    width: 100%;
    height: 100%;
}
.md_video1 img,
.md_video2 img{
    width: 100%;
    height: 100%;
}
.about_banner{
    width: 90%;
}
.about_banner .view{
    top: 0;
}
.wrap .container{
    overflow: hidden;
}