这是一款基于jQuery和CSS3的焦点图动画插件，插件非常迷你，功能也比较简单，它的特点是图片切换按钮类似一条时间轴，点击时间轴的圆圈即可切换到相应的图片。点击切换按钮时，按钮会出现渐隐渐显的发光特效，图片切换过程中整张图片过渡的效果非常柔和，并且图片描述也相应以动画的方式显示在图片上，是一款非常棒的CSS3图片切换组件。

在线演示

CSS代码

因为这款焦点图插件并没有使用任何JS代码，所以，图片切换功能全部依赖CSS3相关特性，具体的CSS代码如下：

#gal {  position:relative;  width:600px;  height:300px;  margin:0 auto;  top:100px;  background:white;  -webkit-box-shadow:0px 0px 0px 10px white,             5px 5px 0px 10px rgba(0,0,0,0.1);  -moz-box-shadow:0px 0px 0px 10px white,             5px 5px 0px 10px rgba(0,0,0,0.1);  box-shadow:0px 0px 0px 10px white,             5px 5px 0px 10px rgba(0,0,0,0.1);  -webkit-transform:translate3d(0, 0, 0);  -moz-transform:   translate3d(0, 0, 0);  -ms-transform:    translate3d(0, 0, 0);  -o-transform:     translate3d(0, 0, 0);  transform:        translate3d(0, 0, 0);
}#gal:after {  content:'';  position:absolute;  bottom:24px;  right:0;  left:0;  width:100%;  height:1px;  background:rgba(255,255,255,0.35);  z-index:3;
}#gal ul {list-style-type:none;}input[type="radio"], input[type="radio"] + label {  position:absolute;  bottom:15px;  display:block;  width:20px;  height:20px;  -webkit-border-radius:50%;  -moz-border-radius:50%;  border-radius:50%;  cursor:pointer;
}input[type="radio"] {  opacity:0;  z-index:9;
}input[value="one"], input[value="one"] + label {left:20px;}input[value="two"], input[value="two"] + label {left:128px;}input[value="three"], input[value="three"] + label {left:236px;}input[value="four"], input[value="four"] + label {left:344px;}input[value="five"], input[value="five"] + label {left:452px;}input[value="six"], input[value="six"] + label {right:20px;}input[type="radio"] + label {  background:rgba(255,255,255,0.35);  z-index:7;  -webkit-box-shadow:0px 0px 0px 0px rgba(255,255,255,0.15);  -moz-box-shadow:0px 0px 0px 0px rgba(255,255,255,0.15);  box-shadow:0px 0px 0px 0px rgba(255,255,255,0.15);  -webkit-transition:all .3s;  -moz-transition:all .3s;  -o-transition:all .3s;  transition:all .3s;
}[class*="entypo-"]:before {  position:absolute;  font-family: 'entypo', sans-serif;
}figure[class*="entypo-"]:before {  left:10px;  top:5px;  font-size:2rem;  color:rgba(255,255,255,0);  z-index:1;  -webkit-transition:color .1s;  -moz-transition:color .1s;  -o-transition:color .1s;  transition:color .1s;
}a[class*="entypo-"]:before {  top:8px;  left:9px;  font-size:1.5rem;  color:white;
}a:hover[class*="entypo-"]:before {  color:white;
}figure, figure img, figcaption {  position:absolute;  top:0;  right:0;
}figure {  bottom:0;  left:0;  width:600px;  height:300px;  display:block;  overflow:hidden;
}figure img {  bottom:0;  left:0;  display:block;  width:600px;  height:300px;  z-index:1;  -webkit-transform:translateX(600px);  -moz-transform:translateX(600px);  -ms-transform:translateX(600px);  -o-transform:translateX(600px);  transform:translateX(600px);  -webkit-transition:all .15s .15s, z-index 0s;  -moz-transition:all .15s .15s, z-index 0s;  -o-transition:all .15s .15s, z-index 0s;  transition:all .15s .15s, z-index 0s;
}figcaption {  display:block;  width:270px;  height:300px;  padding-top:20px;  background-image:radial-gradient(rgba( 255,255,255,0.3), transparent);  background-size:600px 600px;  background-repeat:no-repeat;  background-position:-300px -150px;  text-align:center;  z-index:3;  -webkit-box-shadow:-5px 0px 20px rgba(0,0,0,0.1);  -moz-box-shadow:-5px 0px 20px rgba(0,0,0,0.1);  box-shadow:-5px 0px 20px rgba(0,0,0,0.1);  -webkit-transform:translateX(300px);  -moz-transform:translateX(300px);  -ms-transform:translateX(300px);  -o-transform:translateX(300px);  transform:translateX(300px);  -webkit-transition:all .35s;  -moz-transition:all .35s;  -o-transition:all .35s;  transition:all .35s;
}h4 {  display:inline-block;  padding:0 15px;  color:white;  font-family: 'Titillium Web', sans-serif;  font-weight:300;  font-size:2rem;
}figcaption nav ul {display:block;padding-top:10px;}figcaption nav ul li {display:inline-block;margin-left:5px;}figcaption nav ul li a {  position:relative;  display:block;  width:40px;  height:40px;  background:rgba(255,255,255,0.2);  text-decoration:none;  color:white;  -webkit-border-radius:50%;  -moz-border-radius:50%;  border-radius:50%;  -webkit-box-shadow:inset 0px 0px 0px 0px rgba(255,255,255,0);  -moz-box-shadow:inset 0px 0px 0px 0px rgba(255,255,255,0);  box-shadow:inset 0px 0px 0px 0px rgba(255,255,255,0);  -webkit-transition:all .15s;  -moz-transition:all .15s;  -o-transition:all .15s;  transition:all .15s;
}figcaption nav ul li a:hover {  background:rgba(255,255,255,0);  -webkit-box-shadow:inset 0px 0px 0px 2px rgba(255,255,255,1);  -moz-box-shadow:inset 0px 0px 0px 2px rgba(255,255,255,1);  box-shadow:inset 0px 0px 0px 2px rgba(255,255,255,1);
}figcaption p {  padding:50px 15px;  font-family:'Titillium Web', sans-serif;  font-weight:300;  color:#333;  background-image:-webkit-gradient(linear, 0 0, 0 100%, from(rgba(255,255,255,0.35)), color-stop(0.3, rgba(255,255,255,0.35)), color-stop(0.3, transparent), color-stop(0.7, transparent), color-stop(0.7, rgba(255,255,255,0.35)), to(rgba(255,255,255,0.35)));  background-image:-webkit-linear-gradient(rgba(255,255,255,0.35) 0%, rgba(255,255,255,0.35) 30%, transparent 30%, transparent 70%, rgba(255,255,255,0.35) 70%, rgba(255,255,255,0.35) 100%);  background-image:-moz-linear-gradient(rgba(255,255,255,0.35) 0%, rgba(255,255,255,0.35) 30%, transparent 30%, transparent 70%, rgba(255,255,255,0.35) 70%, rgba(255,255,255,0.35) 100%);  background-image:-o-linear-gradient(rgba(255,255,255,0.35) 0%, rgba(255,255,255,0.35) 30%, transparent 30%, transparent 70%, rgba(255,255,255,0.35) 70%, rgba(255,255,255,0.35) 100%);  background-image:linear-gradient(rgba(255,255,255,0.35) 0%, rgba(255,255,255,0.35) 30%, transparent 30%, transparent 70%, rgba(255,255,255,0.35) 70%, rgba(255,255,255,0.35) 100%);  background-size:1px 100%;  background-repeat:no-repeat;  background-position:50% 0%;
}input[type="radio"]:hover + label {  background:rgba(255,255,255,0.6);
}input[type="radio"]:checked + label {  background:rgba(255,255,255,1);  -webkit-box-shadow:0px 0px 0px 5px rgba(255,255,255,0.3);  -moz-box-shadow:0px 0px 0px 5px rgba(255,255,255,0.3);  box-shadow:0px 0px 0px 5px rgba(255,255,255,0.3);
}input[type="radio"]:checked + label:before {}input[type="radio"]:checked ~ figure img {  z-index:2;  -webkit-transform:translatex(0px);  -moz-transform:translatex(0px);  -ms-transform:translatex(0px);  -o-transform:translatex(0px);  transform:translatex(0px);  -webkit-transition:all .15s, z-index 0s;  -moz-transition:all .15s, z-index 0s;  -o-transition:all .15s, z-index 0s;  transition:all .15s, z-index 0s;
}input[type="radio"]:checked ~ figure[class*="entypo-"]:before {  z-index:3;  color:rgba(255,255,255,0.5);  -webkit-transition:color .5s;  -moz-transition:color .5s;  -o-transition:color .5s;  transition:color .5s;
}input[type="radio"]:checked ~ figure figcaption {  z-index:8;  -webkit-transform:translateX(0px);  -moz-transform:translateX(0px);  -ms-transform:translateX(0px);  -o-transform:translateX(0px);  transform:translateX(0px);  -webkit-transition:all .35s, .7s;  -moz-transition:all .35s, .7s;  -o-transition:all .35s, .7s;  transition:all .35s, .7s;
}

在线演示源码下载