CSS3 Animation Dropdown Menu With Metrostyle Web UI

CSS3 Animation Dropdown Menu With Metrostyle Web UI

菜单效果在网上琳琅满目,w3cplus也制作了不少。今天根据Metrostyle的UI设计效果,配合CSS3的transform,aimation属性制作了一个下拉的动画导航效果。这个效果在webkit浏览器下得到较好的支持,在Firefox下有些卡。其中最关键的地方使用了两个额外标签控制翻转的前后效果,详细的制作过程看代码吧。

demodownload

HTML CODE

<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>

CSS CODE

@font-face {
  font-family: 'sansationregular';
    src: url('sansation_regular-webfont.eot');
    src: url('sansation_regular-webfont.eot?#iefix') format('embedded-opentype'),
      url('sansation_regular-webfont.woff') format('woff'),
      url('sansation_regular-webfont.ttf') format('truetype'),
      url('sansation_regular-webfont.svg#sansationregular') format('svg');
  font-weight: normal;
  font-style: normal;

}
body {
  background-color:#edecec;
}
.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;
  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 {
  perspective: 200px;
  transition: all .07s linear;
  position: relative;
}

.three-d:not(.active):hover {
  cursor: pointer;
}

.three-d:not(.active):hover .three-d-box, 
.three-d:not(.active):focus .three-d-box {
  transform: translateZ(-25px) rotateX(90deg);
}

.three-d-box {
  transition: all .3s ease-out;
  transform: translatez(-25px);
  transform-style: preserve-3d;
  pointer-events: none;
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.front {
  transform: rotatex(0deg) translatez(25px);
}

.back {
  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;
  pointer-events: none;
  box-sizing: border-box;
}
.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;
  background-size: 5px 5px;
  background-position: 0 0, 30px 30px;
  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;
  transition: all 0.3s ease-in;
  transform-origin: 0px 0px;
  transform: rotateX(-90deg);
  backface-visibility: hidden;
}
.nav-menu > li:hover ul {
  display: block;
  transform: rotateX(0deg);
}

demodownload

如需转载,烦请注明出处:http://www.w3cplus.com/demo/css3-animation-dropdown-menu-with-metrostyle-web-ui.html

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