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>
来源: http://www.phpxs.com/code/1006103/