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    純html5+css3下拉導(dǎo)航菜單實(shí)現(xiàn)代碼
    來(lái)源:易賢網(wǎng) 閱讀:1952 次 日期:2016-07-13 16:14:09
    溫馨提示:易賢網(wǎng)小編為您整理了“純html5+css3下拉導(dǎo)航菜單實(shí)現(xiàn)代碼”,方便廣大網(wǎng)友查閱!

    下拉導(dǎo)航在瀏覽網(wǎng)頁(yè)時(shí)經(jīng)常會(huì)遇見(jiàn)到,記得以前都是使用js實(shí)現(xiàn)的吧,不過(guò)本文接下來(lái)要介紹的是采用css3+html5實(shí)現(xiàn),感興趣的你可不要錯(cuò)過(guò)了哈,希望看完對(duì)你學(xué)習(xí)css3有所幫助

    代碼如下:

    <!DOCTYPE HTML>

    <html>

    <head>

    <meta charset="UTF-8" />

    <title>純html+css導(dǎo)航</title>

    <!-- mulder -->

    <!-- qq:10221408 -->

    <!-- 只支持 chrome firefox -->

    <style>

    *{

    margin:0;

    padding:0;

    }

    .clear:after {

    clear: both;

    content: ".";

    display: block;

    height: 0;

    visibility: hidden;

    }

    nav{

    display:inline-block;

    border:1px solid #505255;

    border-bottom: 1px solid #282C2F;

    -moz-border-radius: 5px;

    -webkit-border-radius: 5px;

    margin:50px;

    -webkit-box-shadow:1px 1px 3px #292929;

    -moz-box-shadow:1px 1px 3px #292929;

    }

    li{

    list-style:none;

    float:left;

    border-right: 1px solid #2E3235;

    position: relative;

    /*background: -moz-linear-gradient(top, #fff, #555D5F 2% ,#555D5F 50%,#3E4245 100%);

    background: -webkit-gradient(linear, 0 0, 0 100%, from(#fff), color-stop(2%, #555D5F), color-stop(50%, #555D5F),to(#3E4245));*/

    background:#555D5F;

    }

    li:hover{

    /*background: -moz-linear-gradient(top, #fff, #3E4245 2% ,#555D5F 80%,#555D5F 100%);

    background: -webkit-gradient(linear, 0 0, 0 100%, from(#fff), color-stop(2%, #3E4245), color-stop(80%, #3E4245),to(#555D5F));*/

    background:#3E4245;

    -moz-transition: background 1s ease-out;

    -webkit-transition: background 1s ease-out;

    }

    li a{

    display:block;

    height:40px;

    line-height:40px;

    padding:0 30px;

    font-size:12px;

    color:#fff;

    text-shadow: 0px -1px 0px #000;

    text-decoration:none;

    white-space:nowrap;

    border-left: 1px solid #999E9F;

    border-top: 1px solid #999E9F;

    -moz-border-top-left-radius: 2px;

    -webkit-border-top-left-radius: 2px;

    z-index:100;

    }

    li > a{

    position:relative;

    }

    li.first a{

    -moz-border-radius-topleft: 4px;

    -moz-border-radius-bottomleft: 4px;

    -webkit-border-top-left-radius: 4px;

    -webkit-border-bottom-left-radius: 4px;

    }

    li.last{

    border-right: 0 none;

    }

    dl{

    position:absolute;

    display:block;

    top:40px;

    left: -25px;

    width:165px;

    background:#222222;

    -moz-border-radius: 5px;

    -webkit-border-radius: 5px;

    -webkit-box-shadow:1px 1px 3px #292929;

    -moz-box-shadow:1px 1px 3px #292929;

    z-index:10;

    }

    li:hover dl{

    top:50px;

    display:block;

    width:145px;

    padding:10px;

    }

    dl a{

    background:transparent;

    border:0 none;

    -moz-border-radius: 5px;

    -webkit-border-radius: 5px;

    -moz-transition: background 0.5s ease-out;

    -webkit-transition: background 0.5s ease-out;

    z-index:50;

    }

    dl a:hover{

    color:#FFF;

    background:#999E9F;

    -moz-transition: background 0.3s ease-in-out, color 0.3s ease-in-out;

    -webkit-transition: background 0.3s ease-in-out, color 0.3s ease-in-out;

    }

    dd{

    margin-top:-40px;

    opacity:0;

    width:145px;

    -webkit-transition-property:all;

    /*-webkit-transition-timing-function: cubic-bezier(5,0,5,0);*/

    -moz-transition-property: all;

    /*-moz-transition-timing-function: cubic-bezier(5,0,5,0);*/

    /*-webkit-transition-delay:5s;

    -moz-transition-delay:5s;*/

    }

    li:hover dd{

    margin-top:0;

    opacity:1;

    }

    li dd:nth-child(1){

    -webkit-transition-duration: 0.1s;

    -moz-transition-duration: 0.1s;

    }

    li dd:nth-child(2){

    -webkit-transition-duration: 0.2s;

    -moz-transition-duration: 0.2s;

    }

    li dd:nth-child(3){

    -webkit-transition-duration: 0.3s;

    -moz-transition-duration: 0.3s;

    }

    li dd:nth-child(4){

    -webkit-transition-duration: 0.4s;

    -moz-transition-duration: 0.4s;

    }

    dt{

    display:none;

    margin-top:-25px;

    padding-top:15px;

    height:10px;

    }

    li:hover dt{

    display:block;

    }

    .Darrow{

    float:right;

    margin:18px 10px 0 0;

    border-width:5px;

    border-color:#FFF transparent transparent transparent;

    border-style:solid;

    width:0;

    height:0;

    line-height:0;

    overflow:hidden;

    cursor:pointer;

    text-shadow: 0px -1px 0px #000;

    -webkit-box-shadow:0px -1px 0px #000;

    -moz-box-shadow:0px -1px 0px #000;

    }

    .arrow{

    margin:0 auto;

    margin-top:-5px;

    display:block;

    width:10px;

    height:10px;

    background:#222222;

    -webkit-transform: rotate(45deg);

    -moz-transform: rotate(45deg);

    }

    </style>

    </head>

    <body>

    <nav>

    <ul class="clear">

    <li class="first"><a href="#">菜單一</a></li>

    <li>

    <span class="Darrow"></span>

    <a href="#">菜單二</a>

    <dl>

    <dt><span class="arrow"></span></dt>

    <dd><a href="#">子菜單一</a></dd>

    <dd><a href="#">子菜單二</a></dd>

    <dd><a href="#">子菜單三子菜單三</a></dd>

    </dl>

    </li>

    <li>

    <span class="Darrow"></span>

    <a href="#">菜單三</a>

    <dl>

    <dt><span class="arrow"></span></dt>

    <dd><a href="#">子菜單一</a></dd>

    <dd><a href="#">子菜單二</a></dd>

    <dd><a href="#">子菜單三子菜單三</a></dd>

    </dl>

    </li>

    <li>

    <span class="Darrow"></span>

    <a href="#">菜單四</a>

    <dl>

    <dt><span class="arrow"></span></dt>

    <dd><a href="#">子菜單一</a></dd>

    <dd><a href="#">子菜單二</a></dd>

    <dd><a href="#">子菜單三</a></dd>

    <dd><a href="#">子菜單四</a></dd>

    </dl>

    </li>

    <li><a href="#">菜單五</a></li>

    <li><a href="#">菜單六</a></li>

    <li><a href="#">菜單七</a></li>

    <li class="last"><a href="#">菜單八</a></li>

    </ul>

    </nav>

    </body>

    </html>

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