.header {
    width: 100%;
    height: 2.5rem;
    background-color: #000000;
    opacity: 0.7;
    position: fixed;
    left: 0;
    top: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 0.6rem;
    box-sizing: border-box;
}
.open {
    width: 3.6rem;
	height: 1.3rem;
	background-color: #d0302c;
    border-radius: 0.2rem;
	font-family: PingFangSC-Medium;
	font-size: 0.6rem;
    color: #ffffff;
    text-align: center;
    line-height: 1.3rem;
    
}
.header img {
    height: 1.625rem;
}

.content {
    margin-top: 50px;
}
.video {
    height: 211px;
}
.video .banner {
    width: 100%;
}
.video_info {
    position: relative;
}
.video_info::after {
    content: "";
    position: absolute;
    width: 100%;
    transform: scaleY(0.5);
    height: 1px;
    bottom: -10px;
    left: 0;
    background: #e5e5e5;
}
.video_info .title{
	font-family: PingFangSC-Bold;
	font-size: 0.9rem;
	line-height: 1.425rem;
    color: #333333;
    margin-top: 1.475rem;
    margin-bottom: 0.75rem;
}
.video_info .time{
	font-family: PingFangSC-Medium;
	font-size: 0.575rem;
    color: #999999;
    margin-bottom: 0.675rem;
}
.video_info .video_action{
    display: flex;
    justify-content: space-between;
}
.video_action .action_left{
    display: flex;
}
.video_action img{
    width: 0.65rem;
    vertical-align: middle;
}
.video_action span{
	font-family: PingFangSC-Medium;
	font-size: 0.6rem;
	color: #999;
}

.video_action .collect{
    margin-right: 1.5rem;
}

.about{}
.about .title{
    height: 2.5rem;
    line-height: 2.5rem;
    margin-top: 0.45rem;
}
.about .content_1{
    overflow-x: scroll;
}
.about .content_1 ul{
    display: flex;
}
.about .content_1 ul li{
    width: 6.85rem;
    margin-right: 0.275rem;
}
.about .content_1 .pic{
    position: relative;
    width: 6.85rem;
	height: 3.9rem;
}
.about .content_1 .pic img{
    width: 100%;
    height: 100%;
}
.about .content_1 .pic span{
    position: absolute;
	font-family: PingFangSC-Medium;
	font-size: 0.55rem;
    color: #ffffff;
    right: 0.325rem;
    bottom: 0.325rem;
}
.about .content_1 .mess{
	font-size: 0.7rem;
	line-height: 1.175rem;
    color: #666;
    margin-top: 0.6rem;
}