纯css3有序列表

这个前面的数字其实和ol的decimal是没有关系的。其实应用的是:before和counter-increment来生成的。而中间的那个空白的间隔其实是border。其余的一些就是圆角，动画什么的。了解了原理，实践操作下吧。

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主要css代码：

.rounded-list a{
	position: relative;
	display: block;
	padding: .4em .4em .4em 2em;
	*padding: .4em;
	margin: .5em 0;
	background: #ddd;
	color: #444;
	text-decoration: none;
	-moz-border-radius: .3em;
	-webkit-border-radius: .3em;
	border-radius: .3em;
	-webkit-transition: all .3s ease-out;
	-moz-transition: all .3s ease-out;
	-ms-transition: all .3s ease-out;
	-o-transition: all .3s ease-out;
	transition: all .3s ease-out;	
}
.rounded-list a:hover{
	background: #eee;
}
.rounded-list a:hover:before{
	-moz-transform: rotate(360deg);
	-webkit-transform: rotate(360deg);
	-moz-transform: rotate(360deg);
	-ms-transform: rotate(360deg);
	-o-transform: rotate(360deg);
	transform: rotate(360deg);	
}
.rounded-list a:before{
	content: counter(li);
	counter-increment: li;
	position: absolute;	
	left: -1.3em;
	top: 50%;
	margin-top: -1.3em;
	background: #87ceeb;
	height: 2em;
	width: 2em;
	line-height: 2em;
	border: .3em solid #fff;
	text-align: center;
	font-weight: bold;
	-moz-border-radius: 2em;
	-webkit-border-radius: 2em;
	border-radius: 2em;
	-webkit-transition: all .3s ease-out;
	-moz-transition: all .3s ease-out;
	-ms-transition: all .3s ease-out;
	-o-transition: all .3s ease-out;
	transition: all .3s ease-out;
}

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更多资料：http://www.red-team-design.com/css3-ordered-list-styles

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