纯CSS3实现扇形动画菜单(简化版)实例源码

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：