.box-bg{
	padding: 50px 0;
	background-repeat: no-repeat;
	background-size: cover;
}
.box{
	width: 80%;
	max-width: 1200px;
	margin: 0 auto;
}
.nav2list{
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.nav2{
	padding: 10px 15px;
}
.nav2.hv,.nav2:hover{
	background: #000;
}

@media (max-width: 999px) {
	.box{
		width: 100%;
		padding: 0 10px;
	}
	tr{
		display: flex;
		flex-wrap: wrap;
		height: auto!important;
	}
	td{
		width: 100%!important;
		height: auto!important;
		padding: 10px;
	}
	video{
		width: 100%;
	}
}