这是一款基于CSS3的百叶窗焦点图动画，一共有4种不同的百叶窗动画风格，每一个都看似非常简单，但是却又相当实用。更值得注意的是插件提供了4种不同的百叶窗特效，有水平百叶窗、垂直百叶窗和淡入淡出百叶窗等。并且，该CSS3百叶窗图片切换插件切换时非常平滑，效果很不错。
我们列出了其中一种百叶窗风格的源代码，其他的大家可以下载源文件进行查看。
HTML代码
<section class="cr-container"> <input id="select-img-1" name="radio-set-1" type="radio" class="cr-selector-img-1" checked/> <label for="select-img-1" class="cr-label-img-1">1</label> <input id="select-img-2" name="radio-set-1" type="radio" class="cr-selector-img-2" /> <label for="select-img-2" class="cr-label-img-2">2</label> <input id="select-img-3" name="radio-set-1" type="radio" class="cr-selector-img-3" /> <label for="select-img-3" class="cr-label-img-3">3</label> <input id="select-img-4" name="radio-set-1" type="radio" class="cr-selector-img-4" /> <label for="select-img-4" class="cr-label-img-4">4</label> <div class="clr"></div> <div class="cr-bgimg"> <div> <span>Slice 1 - Image 1</span> <span>Slice 1 - Image 2</span> <span>Slice 1 - Image 3</span> <span>Slice 1 - Image 4</span> </div> <div> <span>Slice 2 - Image 1</span> <span>Slice 2 - Image 2</span> <span>Slice 2 - Image 3</span> <span>Slice 2 - Image 4</span> </div> <div> <span>Slice 3 - Image 1</span> <span>Slice 3 - Image 2</span> <span>Slice 3 - Image 3</span> <span>Slice 3 - Image 4</span> </div> <div> <span>Slice 4 - Image 1</span> <span>Slice 4 - Image 2</span> <span>Slice 4 - Image 3</span> <span>Slice 4 - Image 4</span> </div> </div> <div class="cr-titles"> <h3><span>Serendipity</span><span>What you've been dreaming of</span></h3> <h3><span>Adventure</span><span>Where the fun begins</span></h3> <h3><span>Nature</span><span>Unforgettable eperiences</span></h3> <h3><span>Serenity</span><span>When silence touches nature</span></h3> </div></section>
CSS代码：
.cr-container{ width: 600px; height: 400px; position: relative; margin: 0 auto; border: 20px solid #fff; box-shadow: 1px 1px 3px rgba(0,0,0,0.1);
}.cr-container label{ font-style: italic; width: 150px; height: 30px; cursor: pointer; color: #fff; line-height: 32px; font-size: 24px; float:left; position: relative; margin-top:350px; z-index: 1000;
}.cr-container label:before{ content:''; width: 34px; height: 34px; background: rgba(130,195,217,0.9); position: absolute; left: 50%; margin-left: -17px; border-radius: 50%; box-shadow: 0px 0px 0px 4px rgba(255,255,255,0.3); z-index:-1;
}.cr-container label:after{ width: 1px; height: 400px; content: ''; background: -moz-linear-gradient(top, rgba(255,255,255,0) 0%, rgba(255,255,255,1) 100%); background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(255,255,255,0)), color-stop(100%,rgba(255,255,255,1))); background: -webkit-linear-gradient(top, rgba(255,255,255,0) 0%,rgba(255,255,255,1) 100%); background: -o-linear-gradient(top, rgba(255,255,255,0) 0%,rgba(255,255,255,1) 100%); background: -ms-linear-gradient(top, rgba(255,255,255,0) 0%,rgba(255,255,255,1) 100%); background: linear-gradient(top, rgba(255,255,255,0) 0%,rgba(255,255,255,1) 100%); filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#00ffffff', endColorstr='#ffffff',GradientType=0 ); position: absolute; bottom: -20px; right: 0px;
}.cr-container label.cr-label-img-4:after{ width: 0px;
}.cr-container input.cr-selector-img-1:checked ~ label.cr-label-img-1,.cr-container input.cr-selector-img-2:checked ~ label.cr-label-img-2,.cr-container input.cr-selector-img-3:checked ~ label.cr-label-img-3,.cr-container input.cr-selector-img-4:checked ~ label.cr-label-img-4{ color: #68abc2;
}.cr-container input.cr-selector-img-1:checked ~ label.cr-label-img-1:before,.cr-container input.cr-selector-img-2:checked ~ label.cr-label-img-2:before,.cr-container input.cr-selector-img-3:checked ~ label.cr-label-img-3:before,.cr-container input.cr-selector-img-4:checked ~ label.cr-label-img-4:before{ background: #fff; box-shadow: 0px 0px 0px 4px rgba(104,171,194,0.6);
}.cr-container input{ display: none;
}.cr-bgimg{ width: 600px; height: 400px; position: absolute; left: 0px; top: 0px; z-index: 1;
}.cr-bgimg{ background-repeat: no-repeat; background-position: 0 0;
}.cr-bgimg div{ width: 150px; height: 100%; position: relative; float: left; overflow: hidden; background-repeat: no-repeat;
}.cr-bgimg div span{ position: absolute; width: 100%; height: 100%; top: 0px; left: -150px; z-index: 2; text-indent: -9000px;
}.cr-container input.cr-selector-img-1:checked ~ .cr-bgimg,.cr-bgimg div span:nth-child(1){ background-image: url(../images/1.jpg);
}.cr-container input.cr-selector-img-2:checked ~ .cr-bgimg,.cr-bgimg div span:nth-child(2){ background-image: url(../images/2.jpg);
}.cr-container input.cr-selector-img-3:checked ~ .cr-bgimg,.cr-bgimg div span:nth-child(3){ background-image: url(../images/3.jpg);
}.cr-container input.cr-selector-img-4:checked ~ .cr-bgimg,.cr-bgimg div span:nth-child(4){ background-image: url(../images/4.jpg);
}.cr-bgimg div:nth-child(1) span{ background-position: 0px 0px;
}.cr-bgimg div:nth-child(2) span{ background-position: -150px 0px;
}.cr-bgimg div:nth-child(3) span{ background-position: -300px 0px;
}.cr-bgimg div:nth-child(4) span{ background-position: -450px 0px;
}.cr-container input:checked ~ .cr-bgimg div span{ -webkit-animation: slideOut 0.6s ease-in-out; -moz-animation: slideOut 0.6s ease-in-out; -o-animation: slideOut 0.6s ease-in-out; -ms-animation: slideOut 0.6s ease-in-out; animation: slideOut 0.6s ease-in-out;
}
@-webkit-keyframes slideOut{
0%{ left: 0px; }
100%{ left: 150px; }
}
@-moz-keyframes slideOut{
0%{ left: 0px; }
100%{ left: 150px; }
}
@-o-keyframes slideOut{
0%{ left: 0px; }
100%{ left: 150px; }
}
@-ms-keyframes slideOut{
0%{ left: 0px; }
100%{ left: 150px; }
}
@keyframes slideOut{
0%{ left: 0px; }
100%{ left: 150px; }
}.cr-container input.cr-selector-img-1:checked ~ .cr-bgimg div span:nth-child(1),.cr-container input.cr-selector-img-2:checked ~ .cr-bgimg div span:nth-child(2),.cr-container input.cr-selector-img-3:checked ~ .cr-bgimg div span:nth-child(3),.cr-container input.cr-selector-img-4:checked ~ .cr-bgimg div span:nth-child(4){ -webkit-transition: left 0.5s ease-in-out; -moz-transition: left 0.5s ease-in-out; -o-transition: left 0.5s ease-in-out; -ms-transition: left 0.5s ease-in-out; transition: left 0.5s ease-in-out; -webkit-animation: none; -moz-animation: none; -o-animation: none; -ms-animation: none; animation: none; left: 0px; z-index: 10;
}.cr-titles h3{ position: absolute; width: 100%; text-align: center; top: 50%; z-index: 10000; opacity: 0; color: #fff; text-shadow: 1px 1px 1px rgba(0,0,0,0.1); -webkit-transition: opacity 0.8s ease-in-out; -moz-transition: opacity 0.8s ease-in-out; -o-transition: opacity 0.8s ease-in-out; -ms-transition: opacity 0.8s ease-in-out; transition: opacity 0.8s ease-in-out;
}.cr-titles h3 span:nth-child(1){ font-family: 'BebasNeueRegular', 'Arial Narrow', Arial, sans-serif; font-size: 70px; display: block; letter-spacing: 7px;
}.cr-titles h3 span:nth-child(2){ letter-spacing: 0px; display: block; background: rgba(104,171,194,0.9); font-size: 14px; padding: 10px; font-style: italic; font-family: Cambria, Palatino, "Palatino Linotype", "Palatino LT STD", Georgia, serif;
}.cr-container input.cr-selector-img-1:checked ~ .cr-titles h3:nth-child(1),.cr-container input.cr-selector-img-2:checked ~ .cr-titles h3:nth-child(2),.cr-container input.cr-selector-img-3:checked ~ .cr-titles h3:nth-child(3),.cr-container input.cr-selector-img-4:checked ~ .cr-titles h3:nth-child(4){ opacity: 1;
}/* Media Query: Let's show the inputs on mobile sized browsers because they probably don't support the label trick: */@media screen and (max-width: 768px) { .cr-container input{ display: inline; width: 24%; margin-top: 350px; z-index: 1000; position: relative;
} .cr-container label{ display: none;
}
}本文链接：http://www.codeceo.com/article/css3-blind-image-slider.html本文作者：码农网 – 小峰
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