CSS3实现的动画效果下拉导航菜单效果
2018-07-20 来源:open-open
CSS3实现的动画效果下拉导航菜单效果:
本章节分享一段代码示例,它实现了简单的下拉菜单效果。
但是下拉菜单具有3D旋转效果,代码实例如下:
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta name="author" content="http://www.softwhy.com/" /> <title>蚂蚁部落</title> <meta name="keywords" content="" /> <style type="text/css"> *{margin:0 auto;} body{ background-color: #EEEEEE; font-family: Microsoft Yahei,Arial,sans-serif; } nav{ width:100%; background-color:#455552; position:relative; width:650px; margin-top:100px; } .nav-ul{ list-style:none; } .nav-ul>li{ display:inline-block; position:relative; } .nav-ul a{ text-decoration:none; color:#FFF; display:inline-block; padding:10px 20px; } .nav-ul a:hover{ background-color: #1ABC9C; } .nav-ul a:hover+ul li{ opacity:1; -webkit-transform: rotateY(0deg); transform: rotateY(0deg); } .nav-ul a+ul{ list-style: none; position: absolute; transition: opacity 0.5s; -webkit-perspective:800; -webkit-transform-style: preserve-3d; } .nav-ul a+ul:hover li{ opacity: 1; -webkit-transform: rotateY(0deg); transform: rotateY(0deg); } .nav-ul a+ul li{ position: relative; left: -40px; opacity: 0; width: 150px; transition: transform 1.5s,opacity 0.8s; } .nav-ul a+ul a{ display: inline-block; width: 75%; background-color: rgba(26,188, 156, 0.75); } .nav-effect-1{ transform: rotateY(90deg) translateX(10px); } .nav-effect-2{ transform: rotateY(120deg) translateX(20px); } .nav-effect-3{ transform: rotateY(150deg) translateX(30px); } .nav-effect-4{ transform: rotateY(180deg) translateX(40px); } .nav-ul a+ul a:hover{ background-color: rgba(69,85, 82, 0.75); } </style> </head> <body> <nav> <ul class="nav-ul"> <li><a href="/">首页</a></li> <li> <a href="#">蚂蚁部落前端</a> <ul> <li class="nav-effect-1"><a href="#">JavaScript</a></li> <li class="nav-effect-2"><a href="#">JQuery</a></li> <li class="nav-effect-3"><a href="#">CSS</a></li> <li class="nav-effect-4"><a href="#">HTML</a></li> </ul> </li> <li> <a href="#">后端</a> <ul> <li class="nav-effect-1"><a href="#">Python</a></li> <li class="nav-effect-2"><a href="#">PHP</a></li> </ul> </li> <li> <a href="#">琐碎杂类</a> <ul> <li class="nav-effect-1"><a href="#">softwhy.com</a></li> <li class="nav-effect-2"><a href="#">Ajax</a></li> </ul> </li> <li> <a href="#">我的生活</a> <ul> <li class="nav-effect-1"><a href="#">College</a></li> <li class="nav-effect-2"><a href="#">Review</a></li> <li class="nav-effect-3"><a href="#">Sentiment</a></li> </ul> </li> <li> <a href="#">关于我</a> <ul> <li class="nav-effect-1"><a href="/contribute">蚂蚁部落</a></li> <li class="nav-effect-2"><a href="/message">留言板</a></li> </ul> </li> </ul> </nav> </body> </html>
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