纯CSS3实现扇形动画菜单(简化版)实例源码

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之前的一篇文章介绍这种效果的实现，但实现代码太过繁琐，所以在这里分享以下简化版的实现方法，有需要的可以参考学习。

原文章请点击这里

简化版完整实例

<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>CSS3扇形动画菜单</title>
		<style>
			*{padding: 0; margin: 0;}
			body{background:#b1b1b1;margin:0px;padding:0px;font-size:14px;color:#000;}
			.menuHolder {width:100px; height:100px; margin:0 0 250px 0; position:relative;z-index:100;}
			.menuHolder ul {padding:0px; margin:0; list-style:none; position:absolute; left:0; top:0; width:0; height:0;}
			/*.menuHolder ul li {border-radius:0 0 300px 0; width:0; height:0;}*/
			.menuHolder ul li a {color:#000; text-decoration:none; font:bold 13px/30px arial, sans-serif; text-align:center; 
									box-shadow:-5px 5px 5px rgba(0,0,0,0.4);transform-origin:0 0;}
			.menuHolder ul.p1 li {position:absolute; left:0; top:0;}
			.menuHolder ul.p2 {z-index:-1;}
			.menuHolder ul.p3 {z-index:-1;}
			/*画第一个圆圈*/
			.menuHolder li.s1 > a {position:absolute; display:block; width:100px; height:100px; background:#c8c8c8; border-radius:0 0 100px 0;}
			/*画第二个圆圈*/
			.menuHolder li.s2 > a {position:absolute; display:block; width:100px; padding-left:100px; height:200px; background:#ddd; border-radius:0 0 200px 0;}
			/*画第三个圆圈*/
			.menuHolder ul.p3 li a {position:absolute; display:block; width:100px; padding-left:200px; height:300px; background:#999; border-radius:0 0 300px 0;}
			/*把第二第三个圆隐藏到角落里去，让视角看不到*/
			.menuHolder ul ul {transform-origin:0 0;transform:rotate(90deg);transition:1s;}
			/*绘制第二层的菜单*/
			.menuHolder li.s2:nth-of-type(6) > a {background:#888;
			transform:rotate(75deg);
			}
			.menuHolder li.s2:nth-of-type(5) > a {background:#999;
			transform:rotate(60deg);
			}
			.menuHolder li.s2:nth-of-type(4) > a {background:#aaa;
			transform:rotate(45deg);
			}
			.menuHolder li.s2:nth-of-type(3) > a {background:#bbb;
			transform:rotate(30deg);
			}
			.menuHolder li.s2:nth-of-type(2) > a {background:#ccc;
			transform:rotate(15deg);
			}
			/*绘制联系的子菜单*/
			.menuHolder .a6 li:nth-of-type(6) > a {background:#444;
			transform:rotate(75deg);
			}
			.menuHolder .a6 li:nth-of-type(5) > a {background:#555;
			transform:rotate(60deg);
			}
			.menuHolder .a6 li:nth-of-type(4) > a {background:#666;
			transform:rotate(45deg);
			}
			.menuHolder .a6 li:nth-of-type(3) > a {background:#777;
			transform:rotate(30deg);
			}
			.menuHolder .a6 li:nth-of-type(2) > a {background:#888;
			transform:rotate(15deg);
			}
			/*绘制销量的子菜单*/
			.menuHolder .a5 li:nth-of-type(5) > a {background:#555;
			transform:rotate(72deg);
			}
			.menuHolder .a5 li:nth-of-type(4) > a {background:#666;
			transform:rotate(54deg);
			}
			.menuHolder .a5 li:nth-of-type(3) > a {background:#777;
			transform:rotate(36deg);
			}
			.menuHolder .a5 li:nth-of-type(2) > a {background:#888;
			transform:rotate(18deg);
			}
			/*绘制服务、商店、联系我们的子菜单*/
			.menuHolder .a3 li:nth-of-type(3) > a {background:#777;
			transform:rotate(60deg);
			}
			.menuHolder .a3 li:nth-of-type(2) > a {background:#888;
			transform:rotate(30deg);
			}
			/*鼠标滑过第一层菜单展开第二层菜单*/
			.menuHolder li.s1:hover ul.p2 {
			transform:rotate(0deg);
			}
			/*鼠标滑过第二层菜单展开第三层菜单*/
			.menuHolder li.s2:hover ul.p3 {
			transform:rotate(0deg);
			}
			/*鼠标滑过改变背景颜色和文字颜色*/
			.menuHolder ul li:hover > a {background:#f00; color:#fff;}
			.menuHolder li.s2:hover > a {background:#d00; color:#fff;}
			.menuHolder .a6 li:hover > a {background:#b00; color:#fff;}
			.menuHolder .a5 li:hover > a {background:#b00; color:#fff;}
			.menuHolder .a3 li:hover > a {background:#b00; color:#fff;}
		</style>
	</head>
	<body>
		<div class="menuHolder">
			<div class="menuWindow">
				<ul class="p1">
					<li class="s1"><a href="#url">导航菜单</a>
						<ul class="p2">
							<li class="s2"><a href="#"><span>首页</span></a></li>
							<li class="s2"><a href="#url"><span>服务</span></a>
								<ul class="p3 a3">
									<li><a href="#">打印</a></li>
									<li><a href="#">编辑</a></li>
									<li><a href="#">保管</a></li>
								</ul>
							</li>
							<li class="s2"><a href="#url"><span>联系</span></a>
								<ul class="p3 a6">
									<li><a href="#">支持</a></li>
									<li><a href="#">销售</a></li>
									<li><a href="#">购买</a></li>
									<li><a href="#">摄影师</a></li>
									<li><a href="#">零售商</a></li>
									<li><a href="#">常规</a></li>
								</ul>
							</li>
							<li class="s2"><a href="#url"><span>商店</span></a>
								<ul class="p3 a3">
									<li><a href="#">南区</a></li>
									<li><a href="#">北区</a></li>
									<li><a href="#">中心区</a></li>
								</ul>
							</li>
							<li class="s2"><a href="#url"><span>联系我们</span></a>
								<ul class="p3 a3">
									<li><a href="#">邮箱</a></li>
									<li><a href="#">邮递</a></li>
									<li><a href="#">电话</a></li>
								</ul>
							</li>
							<li class="s2 b6"><a href="#url"><span>销量</span></a>
								<ul class="p3 a5">
									<li><a href="#">数码单反机身</a></li>
									<li><a href="#">镜头</a></li>
									<li><a href="#">闪光枪</a></li>
									<li><a href="#">三角架</a></li>
									<li><a href="#">过滤器</a></li>
								</ul>
							</li>
						</ul>
					</li>
				</ul>
			</div>
		</div>
	</body>
</html>

效果图如下：