*{
	margin: 0;
	padding: 0;
}
body{
	background-color: black;
	overflow-x: hidden;
	line-height: 0;
	background-color: #090c13;
}
img{
	width: 100vw;
}
.MD{
	width: 1vw;
	height: 1vw;
	/* background-color: aliceblue; */
	position: absolute;
}
.handvideo{
	width: 100vw;
	position: absolute;
	top: 0;
	right: 0;
}
.handTitle{
	padding-top: 15vw;
}
.handTitle *{
	display: block;
	margin: 0 auto;
}
.handTitle :nth-child(1){
	width: 50vw;
}
.handTitle :nth-child(2){
	width: 56vw;
	margin-top: 3.5vw;
}
.handTitle :nth-child(3){
	width: 2vw;
	margin-top: 18vw;
}
.MRBtn{
	width: 10.26vw;
	height: 3.75vw;
	position: absolute;
	top: 34.3vw;
	right: 44.87vw;
	background:url('../img/btn-0.png');
	background-size: cover;
	border: 0;
}
.MRBtn:hover{
	background: url('../img/btn-1.png');
}
.PageMTK{
	position: fixed;
	width: 100vw;
	height: 100vh;
	background-color: black;
	top: 0;
	left: 0;
	display: none;
}
.PageMTK>svg,.PageMTK>button,.PageMTK>a{
	width: 4.16vw;
	height: 4.16vw;
	position: absolute;
	bottom: 5.2vw;
	right: 5.2vw;
	background-color: rgba(0, 0, 0, 0);
	border: 0;
}
.PageMTK>video{
	max-width: 80vw;
	max-height: 80vh;
	width: 80vw;
	position: fixed;
	margin: 0 auto;
	left: 50%;
	top: 50%;
	transform: translate(-50%,-50%);  //关键
}
#Page1Videos,#Page2Videos{
	width: 55.5vw;
	height: 25.2vw;
	position: absolute;
	top: 16.1vw;
	right: 21.7vw;
	font-size: 0;
}
#Page2Videos{
	width: 83.4vw;
	height: 23.9vw;
	bottom: 15.9vw;
	right: 8.1vw;
}
#Page1Videos>div,#Page2Videos>div{
	width: 33%;
	height: 50%;
	display: inline-block;
}
#Page2Videos>div{
	width: 20%;
	height: 50%;
}