这个Gallery Lightbox同样没有使用js脚本代码仅使用了CSS代码实现，这个效果初看有些许复杂，一开始不太清楚其实现原理，但仔细看看代码，还是能整明白的。功能主要依赖于css的选择器，以及配合锚点定位来实现。其中很关键一步是HTML的结构，特别是图片的点击播放效果，顺序不能搞错，不然效果无法实现。不过这个效果有一个致命的缺点，那就是对图片的大小有所限制，无法实现图片的自应大小，如果你够有信心的话，可以尝试一下不限制宽度，能否实现这个效果。另外一点，CSS实现的效果，当然没有js实现的效果那么流畅，不过当作挑战性的学习，还是不错的，你不仿一试。
HTML Code:
<a href="#url" class="clickbox"><img src="1.jpg" alt="pic1"><span>Click Here</span></a>
<b class="lightbox">
<b class="light"></b>
<b class="box">
<div id="gallery">
<div id="fullsize">
<div id="pic1" class="hz">
<a class="left" href="#pic10"></a>
<img src="1.jpg" alt="pic1">
<a class="right" href="#pic2"></a>
<p>Some descriptive text</p>
</div>
<div id="pic2" class="vt">
<a class="left" href="#pic1"></a>
<img src="2.jpg" alt="pic2">
<a class="right" href="#pic3"></a>
<p>Some more descriptive text</p>
</div>
<div id="pic3" class="vt">
<a class="left" href="#pic2"></a>
<img src="3.jpg" alt="pic3">
<a class="right" href="#pic4"></a>
<p>Another line of descriptive text</p>
</div>
<div id="pic4" class="hz">
<a class="left" href="#pic3"></a>
<img src="4.jpg" alt="pic4">
<a class="right" href="#pic5"></a>
<p>Some more descriptive text</p>
</div>
<div id="pic5" class="vt">
<a class="left" href="#pic4"></a>
<img src="5.jpg" alt="pic5">
<a class="right" href="#pic6"></a>
<p>This can be any text and as long as you like. It will wrap onto a second and third line if it is too long.</p>
</div>
<div id="pic6" class="vt">
<a class="left" href="#pic5"></a>
<img src="6.jpg" alt="pic7">
<a class="right" href="#pic7"></a>
<p>Further descriptive text</p>
</div>
<div id="pic7" class="hz">
<a class="left" href="#pic6"></a>
<img src="7.jpg" alt="pic7">
<a class="right" href="#pic8"></a>
<p>Some more descriptive text</p>
</div>
<div id="pic8" class="hz">
<a class="left" href="#pic7"></a>
<img src="8.jpg" alt="pic8">
<a class="right" href="#pic9"></a>
<p>Yet more descriptive text</p>
</div>
<div id="pic9" class="hz">
<a class="left" href="#pic8"></a>
<img src="9.jpg" alt="pic9">
<a class="right" href="#pic10"></a>
<p>Some more descriptive text</p>
</div>
<div id="pic10" class="vt">
<a class="left" href="#pic9"></a>
<img src="10.jpg" alt="pic10">
<a class="right" href="#pic1"></a>
<p>Some more descriptive text</p>
</div>
</div>
</div>
<i>CLOSE</i>
</b>
</b>
CSS CODE
body {
background: url(black-bg.png) repeat 0 0;
}
.clickbox,
.clickbox:visited,
.clickbox:hover {
text-decoration: none;
font:bold 20px/40px georgia, sans-serif;
color: #00c;
}
.clickbox:hover {
text-decoration: underline;
}
.clickbox img {
display:block;
border: 0;
}
.clickbox + b {
display: block;
}
.clickbox {
border: 5px solid #fff;
border-radius: 5px;
margin: 50px auto;
background: #fff;
display: block;
width: 360px;
}
.clickbox img,
.clickbox span {
display:block;
text-align: center;
}
.clickbox + .lightbox {
position:absolute;
left:-99999px;
top:0;
cursor:default;
z-index:500;
}
.clickbox + .lightbox .light {
position:absolute;
left:0;
top:0;
width:100%;
}
.clickbox + .lightbox .box {
position:absolute;
left:0;
width:100%;
text-align:center;
height:300px;
top:20px;
}
.clickbox:active,
.clickbox:focus {
color:red
}
.clickbox:active + .lightbox {
left:0;
width:100%;
height:100%;
}
.clickbox + .lightbox:hover,
.clickbox:focus + .lightbox {
position:fixed;
left:0;
width:100%;
height:100%;
}
.clickbox + .lightbox:hover .light,
.clickbox:active + .lightbox .light,
.clickbox:focus + .lightbox .light {
background:#000;
width:100%;
height:100%;
filter: alpha(opacity=75);
filter: progid:DXImageTransform.Microsoft.Alpha(opacity=75);
opacity:0.75;
}
.clickbox + .lightbox i {
display:block;
width:100px;
height:20px;
position:fixed;
right:-100px;
top:0;
z-index:500;
color:#000;
font:normal normal 14px/20px arial, sans-serif;
text-align:center;
background:#fff;
border-radius: 6px;
}
.clickbox + .lightbox:hover i,
.clickbox:active + .lightbox i,
.clickbox:focus + .lightbox i {
right:50%;
margin-right:-50px;
top:5px;
}
.clickbox + .lightbox + #close {
display:block;
position:fixed;
width:100px;
height:20px;
overflow:hidden;
right:-100px;
top:10px;
z-index:1000;
background:url(trans.gif);
cursor:pointer;
}
.clickbox + .lightbox:hover + #close,
.clickbox:active + .lightbox + #close,
.clickbox:focus + .lightbox + #close {
right:50%;
margin-right:-50px;
top:5px;
}
#gallery {
display:inline-block;
position:relative;
overflow:hidden;
}
#gallery #fullsize {
width:480px;
height:480px;
overflow:scroll;
overflow-y:hidden;
margin-bottom:-18px;
}
#gallery #fullsize div {
width:480px;
height:480px;
position:relative;
}
#gallery #fullsize div img {
display:block;
margin:0 auto;
border:0;
padding:10px 10px 0 10px;
background:#fff;
border:1px solid #000;
border-width:1px 1px 0 1px;
}
#gallery #fullsize div a {
display:block;
top:20px;
position:absolute;
outline:0;
z-index:500;
background:url(trans.gif);
}
#gallery #fullsize div.vt a.left {
height:360px;
width:135px;
position:absolute;
left:105px;
}
#gallery #fullsize div.vt a.right {
height:360px;
width:135px;
position:absolute;
left:240px;
}
#gallery #fullsize div.hz a.left {
height:270px;
width:180px;
position:absolute;
left:60px;
}
#gallery #fullsize div.hz a.right {
height:270px;
width:180px;
position:absolute;
left:240px;
}
#gallery #fullsize div a.left:hover {
background:url(prev.png) no-repeat left 20px;
}
#gallery #fullsize div a.right:hover {
background:url(next.png) no-repeat right 20px;
}
#gallery #fullsize div p {
background:#fff;
margin:0 auto;
padding:10px;
border:1px solid #000;
border-width:0 1px 1px 1px;
font-weight:normal;
color:#444;
}
#gallery #fullsize div.vt p {
width:270px;
}
#gallery #fullsize div.hz p {
width:360px;
}
如需转载，烦请注明出处：http://www.w3cplus.com/demo/css3-gallery-lightbox.html