纯CSS Lightbox效果_Div+CSS教程

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网络上有很多js版本的lightbox效果介绍。不过都下载一个lightbox的js小则几十K，大则上百K。如果你只是需要一个类似Lightbox的效果，这种百分之百纯CSS制造，不含js的办法到可以试试。原理很简单，看看就应该民明白了。

本文来源与模板无忧_www.mb5u.com

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html>  <head>   <title>纯CSS Lightbox效果 （无需JS）</title>   <style>   body{font-size:11px; font-family:Verdana, Arial, Helvetica, sans-serif;}   a{color:#000; text-decoration:none;}   .img{border:0px;}   .black_overlay{    display: none;    position: absolute;    top: 0%;    left: 0%;    width: 100%;    height: 100%;    background-color: black;    z-index:1001;    -moz-opacity: 0.8;    opacity:.80;    filter: alpha(opacity=80);   }   .white_content {    display: none;    position: absolute;    top: 15%;    left: 25%;    width: 535px;    height: 420px;    border: 16px solid #FFF;    border-bottom:none;    background-color: white;    z-index:1002;    overflow: auto;   }  </style>  </head> <body>  <p><a href = "#" onclick = "document.getElementById('light').style.display='block';document.getElementById('fade').style.display='block'"><img src="http://i1.mb5u.com/img/logo.gif" /></a></p>   <div id="light" class="white_content"><img src="http://i1.mb5u.com/img/logo.gif"/> <a href = "javascript:void(0)" onclick = "document.getElementById('light').style.display='none';document.getElementById('fade').style.display='none'">Close</a></div>   <div id="fade" class="black_overlay"></div> </body> </html>

模板无忧_www.mb5u.com

CSS部分：

<style>
body{font-size:11px; font-family:Verdana, Arial, Helvetica, sans-serif;}
a{color:#000; text-decoration:none;}
.img{border:0px;}
.black_overlay{
    display: none;
    position: absolute;
    top: 0%;
    left: 0%;
    width: 100%;
    height: 100%;
    background-color: black;
    z-index:1001;
    -moz-opacity: 0.8;
    opacity:.80;
    filter: alpha(opacity=80);
    }
.white_content {
    display: none;
    position: absolute;
    top: 15%;
    left: 25%;
    width: 632px;
    height: 445px;
    border: 16px solid #FFF;
    border-bottom:none;
    background-color: white;
    z-index:1002;
    overflow: auto;
       }
</style>

HTML部分：

<body>
        <p>This is the main content. To display a lightbox click <a href = "javascript:void(0)" onclick = "document.getElementById('light').style.display='block';document.getElementById('fade').style.display='block'">here</a></p>
        <div id="light" class="white_content">This is the lightbox content. <a href = "javascript:void(0)" onclick = "document.getElementById('light').style.display='none';document.getElementById('fade').style.display='none'">Close</a></div>
        <div id="fade" class="black_overlay"></div>
</body>