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：
总结
以上就是这篇文章的全部内容了，希望对大家学习或者使用CSS3能带来一定的帮助，如果有疑问大家可以留言交流。
