Copy to Clipboard
				
					.sina-overlay{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	opacity: 0;
	transition: all 0.4s;
}
.sina-flex{
	display: flex;
}
.clearfix::after{
	content: '';
	clear: both;
	display: table;
}