index.css

/*首页头图相关CSS部分*/
div#container div#pic{
	height: 300px;
	overflow: hidden;
	border-radius: 5px;
}
div#container div#pic img{
	transition: opacity 1s;
	width: 100%;
}
div#container div#pic img.hide{
	opacity: 0;
}
div#container a#switch{
	position: absolute;
	opacity: 0;
	cursor: pointer;
	right: 0;
	top: 212px;
	color:#fff;
	font-size: 12px;
	padding:7px;
	margin:40px 20px;
	z-index: 10;
	background-color:rgba(0,0,0,0.4);
	border-radius: 5px;
	transition: all 1s;
}
div#container div#pic:hover a#switch{
    opacity: 1;
}
div#container i.icon-loop{
	display: inline-block;
	margin: 0 6px;
	font-size: 12px;
}
div#container a#switch:hover{
	background-color:rgba(0,0,0,0.6);
}
@keyframes rotate{
	from{
		transform: rotate(0deg);
	}
	to{
		transform: rotate(360deg);
	}
}
@-webkit-keyframes rotate{
	from{
		transform: rotate(0deg);
	}
	to{
		transform: rotate(360deg);
	}
}
div#container a#switch:hover>i{
	-webkit-animation:rotate 1.5s infinite linear;
	animation:rotate 1.5s infinite linear;
}