使用CSS3创建多级导航菜单

川长思鸟来 2022-03-20 02:14 276阅读 0赞

index.html

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            <title><A title=CSS3 href="http://www.html5cn.org">CSS3</A> Metal menu with icons | Script Tutorials</title> 
      
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            <link rel="stylesheet" href="css/menu.css" type="text/css" media="screen"> 
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css/menu.css

ul#nav { 
        display:block; 
        float:left; 
        font-family:Trebuchet MS,sans-serif; 
        font-size:0; 
        padding:5px 5px 5px 0; 
      
        background: -moz-linear-gradient(#f5f5f5, #c4c4c4); /* FF 3.6+ */
        background: -ms-linear-gradient(#f5f5f5, #c4c4c4); /* IE10 */
        background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #f5f5f5), color-stop(100%, #c4c4c4)); /* Safari 4+, Chrome 2+ */
        background: -webkit-linear-gradient(#f5f5f5, #c4c4c4); /* Safari 5.1+, Chrome 10+ */
        background: -o-linear-gradient(#f5f5f5, #c4c4c4); /* Opera 11.10 */
        filter: progidXImageTransform.Microsoft.gradient(startColorstr='#f5f5f5', endColorstr='#c4c4c4'); /* IE6 & IE7 */
        -ms-filter: "progidXImageTransform.Microsoft.gradient(startColorstr='#f5f5f5', endColorstr='#c4c4c4')"; /* IE8+ */
        background: linear-gradient(#f5f5f5, #c4c4c4); /* the standard */
    } 
    ul#nav,ul#nav ul { 
        list-style:none; 
        margin:0; 
    } 
    ul#nav,ul#nav .subs { 
        background-color:#444; 
        border:1px solid #454545; 
      
        border-radius:9px; 
        -moz-border-radius:9px; 
        -webkit-border-radius:9px; 
    } 
    ul#nav .subs { 
        background-color:#fff; 
        border:2px solid #222; 
        display:none; 
        float:left; 
        left:0; 
        padding:0 6px 6px; 
        position:absolute; 
        top:100%; 
        width:300px; 
      
        border-radius:7px; 
        -moz-border-radius:7px; 
        -webkit-border-radius:7px; 
    } 
    ul#nav li:hover>* { 
        display:block; 
    } 
    ul#nav li:hover { 
        position:relative; 
    } 
    ul#nav ul .subs { 
        left:100%; 
        position:absolute; 
        top:0; 
    } 
    ul#nav ul { 
        padding:0 5px 5px; 
    } 
    ul#nav .col { 
        float:left; 
        width:50%; 
    } 
    ul#nav li { 
        display:block; 
        float:left; 
        font-size:0; 
        white-space:nowrap; 
    } 
    ul#nav>li,ul#nav li { 
        margin:0 0 0 5px; 
    } 
    ul#nav ul>li { 
        margin:5px 0 0; 
    } 
    ul#nav a:active,ul#nav a:focus { 
        outline-style:none; 
    } 
    ul#nav a { 
        border-style:none; 
        border-width:0; 
        color:#181818; 
        cursor:pointer; 
        display:block; 
        font-size:13px; 
        font-weight:bold; 
        padding:8px 18px; 
        text-align:left; 
        text-decoration:none; 
        text-shadow:#fff 0 1px 1px; 
        vertical-align:middle; 
    } 
    ul#nav ul li { 
        float:none; 
        margin:6px 0 0; 
    } 
    ul#nav ul a { 
        background-color:#fff; 
        border-color:#efefef; 
        border-style:solid; 
        border-width:0 0 1px; 
        color:#000; 
        font-size:11px; 
        padding:4px; 
        text-align:left; 
        text-decoration:none; 
        text-shadow:#fff 0 0 0; 
      
        border-radius:0; 
        -moz-border-radius:0; 
        -webkit-border-radius:0; 
    } 
    ul#nav li:hover>a { 
        border-style:none; 
        color:#fff; 
        font-size:13px; 
        font-weight:bold; 
        text-decoration:none; 
        text-shadow:#181818 0 1px 1px; 
    } 
    ul#nav img { 
        border:none; 
        margin-right:8px; 
        vertical-align:middle; 
    } 
    ul#nav span { 
        background-position:right center; 
        background-repeat:no-repeat; 
        display:block; 
        overflow:visible; 
        padding-right:0; 
    } 
    ul#nav ul span { 
        background-image:url("../images/arrow.png"); 
        padding-right:20px; 
    } 
    ul#nav ul li:hover>a { 
        border-color:#444; 
        border-style:solid; 
        color:#444; 
        font-size:11px; 
        text-decoration:none; 
        text-shadow:#fff 0 0 0; 
    } 
    ul#nav > li >a { 
        background-color:transpa; 
        height:25px; 
        line-height:25px; 
      
        border-radius:11px; 
        -moz-border-radius:11px; 
        -webkit-border-radius:11px; 
    } 
    ul#nav > li:hover > a { 
        background-color:#313638; 
        line-height:25px; 
    }

原文地址：http://bbs.html5cn.org/thread-2245-1-6.html