.tl{
	display: block;
}
.tl .tl_thumb{
	position: absolute;
	width: 100%;
	opacity: 0;
	left: 0;
	top: 0;
}
.tl .tl_thumb:first-child{
	opacity: 1;
}
.tl .play{
	position: absolute;
	width: 50px;
	height: 50px;
	border-radius: 50%;
	border: 2px solid rgba(255,255,255,0.6);
	font-size: 30px;
	color: #ffffff;
	text-align: center;
	margin: 0 auto;
	left: 0;
	right: 0;
	top: 50%;
    transform: translateY(-50%);
}
.tl .play i{
	vertical-align: middle;
}