CSS3伪类实现背景动态切换

来源：互联网发布：如何雇佣网络水军价格编辑：程序博客网时间：2024/06/05 08:40
<!doctype html><html lang="en"><head><meta charset="UTF-8"><title>制作3D旋转导航</title><style>@import url("http://www.w3cplus.com/demo/css3/base.css");/*任务一：引入本地字体文件*/@font-face {font-family: 'sansationregular';src: url('http://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/sansation_regular-webfont.eot');src: url('http://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/sansation_regular-webfont.eot?#iefix') format('http://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/embedded-opentype'), url('http://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/sansation_regular-webfont.woff') format('woff'), url('http://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/sansation_regular-webfont.ttf') format('truetype'), url('http://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/sansation_regular-webfont.svg#sansationregular') format('svg');font-weight: normal;font-style: normal;}body {background-color:#edecec;}/* basic menu styles */.nav-menu {  display: block;background: #74adaa;width:950px;margin: 50px auto 150px;}.nav-menu > li {  display: inline;  float:left;border-right:1px solid #94c0be;}.nav-menu > li:last-child {  border-right: none;}.nav-menu li a {  color: #fff;display: block;text-decoration: none;  /*调用本地字体*/font-family: 'sansationregular';-webkit-font-smoothing: antialiased;-moz-font-smoothing: antialiased;font-smoothing: antialiased;text-transform: capitalize;overflow: visible;line-height: 20px;font-size: 20px;padding: 15px 30px 15px 31px;}/* animation domination */.three-d {  /* 任务三、设置3D舞台布景 */  -webkit-perspective: 200px;  -moz-perspective: 200px;  -ms-perspective: 200px;  -o-perspective: 200px;  perspective: 200px;  /*任务四、设置3D舞台布景过渡效果*/  -webkit-transition: all .07s linear;  -moz-transition: all .07s linear;  -ms-transition: all .07s linear;  -o-transition: all .07s linear;  transition: all .07s linear;  position: relative;}.three-d:not(.active):hover {  cursor: pointer;}/*任务五、给不是当前状态的3D舞台的悬浮与聚焦状态设置变形效果*/.three-d:not(.active):hover .three-d-box, .three-d:not(.active):focus .three-d-box {  -wekbit-transform: translateZ(-25px) rotateX(90deg);  -moz-transform: translateZ(-25px) rotateX(90deg);  -o-transform: translateZ(-25px) rotateX(90deg);  -ms-transform: translateZ(-25px) rotateX(90deg);  transform: translateZ(-25px) rotateX(90deg);}.three-d-box {  /*任务六、给3D舞台中“.three-d-box”设置过渡与变形效果*/  -webkit-transition: all .3s ease-out;  -moz-transition: all .3s ease-out;  -ms-transition: all .3s ease-out;  -o-transition: all .3s ease-out;  transition: all .3s ease-out;  -webkit-transform: translatez(-25px);  -moz-transform: translatez(-25px);  -ms-transform: translatez(-25px);  -o-transform: translatez(-25px);  transform: translatez(-25px);  -webkit-transform-style: preserve-3d;  -moz-transform-style: preserve-3d;  -ms-transform-style: preserve-3d;  -o-transform-style: preserve-3d;  transform-style: preserve-3d;  -webkit-pointer-events: none;  -moz-pointer-events: none;  -ms-pointer-events: none;  -o-pointer-events: none;  pointer-events: none;  position: absolute;  top: 0;left: 0;display: block;width: 100%;height: 100%;}/*任务七、给导航设置3D前，与3D后变形效果*/.front {  -webkit-transform: rotatex(0deg) translatez(25px);  -moz-transform: rotatex(0deg) translatez(25px);  -ms-transform: rotatex(0deg) translatez(25px);  -o-transform: rotatex(0deg) translatez(25px);  transform: rotatex(0deg) translatez(25px);}.back {  -webkit-transform: rotatex(-90deg) translatez(25px);  -moz-transform: rotatex(-90deg) translatez(25px);  -ms-transform: rotatex(-90deg) translatez(25px);  -o-transform: rotatex(-90deg) translatez(25px);  transform: rotatex(-90deg) translatez(25px);  color: #FFE7C4;}.front, .back {  display: block;width: 100%;height: 100%;position: absolute;top: 0;left: 0;background: #74adaa;padding: 15px 30px 15px 31px;color: white;-webkit-pointer-events: none;  -moz-pointer-events: none;  -ms-pointer-events: none;  -o-pointer-events: none;  pointer-events: none;  -webkit-box-sizing: border-box;  box-sizing: border-box;}/*任务八、设置导航当前状态与悬浮状态下的背景效果*/.nav-menu li .active .front,.nav-menu li .active .back,.nav-menu li a:hover .front,.nav-menu li a:hover .back {  background-color: #51938f;  -webkit-background-size: 5px 5px;  background-size: 5px 5px;  background-position: 0 0, 30px 30px;  background-image: -webit-linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480), linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);  background-image: -moz-linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480), linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);background-image: -ms-linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480), linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);  background-image: -o-linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480), linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);  background-image: linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480), linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);}.nav-menu ul {  position: absolute;text-align: left;line-height: 40px;font-size: 14px;width: 200px;-webkit-transition: all 0.3s ease-in;  -moz-transition: all 0.3s ease-in;  -ms-transition: all 0.3s ease-in;  -o-transition: all 0.3s ease-in;  transition: all 0.3s ease-in;  -webkit-transform-origin: 0px 0px;  -moz-transform-origin: 0px 0px;  -ms-transform-origin: 0px 0px;  -o-transform-origin: 0px 0px;  transform-origin: 0px 0px;  -webkit-transform: rotateX(-90deg);  -moz-transform: rotateX(-90deg);  -ms-transform: rotateX(-90deg);  -o-transform: rotateX(-90deg);  transform: rotateX(-90deg);  -webkit-backface-visibility: hidden;  -moz-backface-visibility: hidden;  -ms-backface-visibility: hidden;  -o-backface-visibility: hidden;backface-visibility: hidden;}/*任务九、显示下拉导航菜单，并其设置一个变形效果*/.nav-menu > li:hover ul {  display: block;  -webkit-transform: rotateX(0deg);  -moz-transform: rotateX(0deg);  -ms-transform: rotateX(0deg);  -o-transform: rotateX(0deg);transform: rotateX(0deg);}</style></head><body><div id="nav"><ul class="nav-menu clearfix unstyled"><li><a href="#" class="three-d active">Home<span class="three-d-box"><span class="front">Home</span><span class="back">Home</span></span></a></li><li><a href="#" class="three-d">Services<span class="three-d-box"><span class="front">Services</span><span class="back">Services</span></span></a></li><li><a href="#" class="three-d">Products<span class="three-d-box"><span class="front">Products</span><span class="back">Products</span></span></a></li><li><a href="#" class="three-d">About<span class="three-d-box"><span class="front">About</span><span class="back">About</span></span></a></li><li><a href="#" class="three-d">Contact<span class="three-d-box"><span class="front">Contact</span><span class="back">Contact</span></span></a></li><li><a href="#" class="three-d">Blog<span class="three-d-box"><span class="front">Blog</span><span class="back">Blog</span></span></a><ul class="clearfix unstyled drop-menu"><li><a href="#" class="three-d">Html5<span class="three-d-box"><span class="front">Html5</span><span class="back">Html5</span></span></a></li><li><a href="#" class="three-d">Css3<span class="three-d-box"><span class="front">Css3</span><span class="back">Css3</span></span></a></li><li><a href="#" class="three-d">JavaScript<span class="three-d-box"><span class="front">JavaScript</span><span class="back">JavaScript</span></span></a></li><li><a href="#" class="three-d">Videogames<span class="three-d-box"><span class="front">Videogames</span><span class="back">Videogames</span></span></a></li></ul></li><li><a href="#" class="three-d">Shop On-line<span class="three-d-box"><span class="front">Shop On-line</span><span class="back">Shop On-line</span></span></a></li></ul></div></body></html>
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