这是一款css3鼠标hover图片遮罩层折页打开动画特效。该特效在鼠标悬停到图片上面的时候，图片上的遮罩层会像纸张翻开一样打开，然后显示图片描述文字。

使用方法

在HTML文件中引入。

  
<link rel="stylesheet" href="bootstrap.min.css" />
                

HTML结构

<div class="container">
    <div class="row">
        <div class="col-md-4 col-sm-6">
            <div class="box">
                <img src="images/img-1.jpg">
                <div class="box-content">
                    <h3 class="title">Williamson</h3>
                    <span class="post">Web designer</span>
                </div>
                <ul class="icon">
                    <li><a href="#"><i class="fa fa-search"></i></a></li>
                    <li><a href="#"><i class="fa fa-link"></i></a></li>
                </ul>
            </div>
        </div>
        <div class="col-md-4 col-sm-6">
            <div class="box">
                <img src="images/img-2.jpg">
                <div class="box-content">
                    <h3 class="title">Miranda Roy</h3>
                    <span class="post">Web developer</span>
                </div>
                <ul class="icon">
                    <li><a href="#"><i class="fa fa-search"></i></a></li>
                    <li><a href="#"><i class="fa fa-link"></i></a></li>
                </ul>
            </div>
        </div>
    </div>
</div>                  
                

CSS样式

.box{
    font-family: 'Varela Round', sans-serif;
    text-align: center;
    overflow: hidden;
    perspective: 800px;
    position: relative;
}
.box:before,
.box:after{
    content: "";
    background: rgba(255,255,255,0.9);
    width: 44%;
    height: 42%;
    opacity: 0;
    transform: translateY(-50%) rotateY(90deg);
    transform-origin: right center;
    transform-style: preserve-3d;
    position: absolute;
    top: 50%;
    left: 5%;
    z-index: 1;
    transition: all 0.4s ease-out;
}
.box:after{
    transform: translateY(-50%) rotateY(-90deg);
    transform-origin: left center;
    left: auto;
    right: 7%;
}
.box:hover:before,
.box:hover:after{
    opacity: 1;
    transform: translateY(-50%) rotateY(0);
}
.box img{
    width: 100%;
    height: auto;
    transition: all 0.4s ease;
}
.box:hover img{ filter: hue-rotate(100deg); }
.box .box-content{
    color: #6c5ce7;
    width: 100%;
    opacity: 0;
    transform: translateY(-50%);
    position: absolute;
    top: 50%;
    left: 0;
    z-index: 2;
    transition: all 0.4s;
}
.box:hover .box-content{ opacity: 1; }
.box .title{
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 1px;
    margin: 0 0 3px 0;
    text-transform: uppercase;
}
.box .post{ font-size: 16px; }
.box .icon{
    padding: 0;
    margin: 0;
    list-style: none;
    transform: translateX(-50%);
    position: absolute;
    left: 50%;
    bottom: 13px;
}
.box .icon li{
    display: inline-block;
    margin: 0 7px;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.3s;
}
.box:hover .icon li{
    opacity: 1;
    transform: translateY(0);
}
.box:hover .icon li:nth-child(2){ transition: all 0.3s ease 0.2s; }
.box .icon li a{
    color: #fff;
    background: #6c5ce7;
    font-size: 16px;
    line-height: 30px;
    height: 30px;
    width: 30px;
    border-radius: 50%;
    box-shadow: 0 0 0 2px #fff;
    display: block;
    transition: all 0.5s ease;
}
.box .icon li  a:hover{
    color: #fff;
    text-shadow: 0 0 5px #000;
    border-radius: 10%;
}
@media only screen and (max-width:990px){
    .box { margin: 0 0 30px; }
}
                

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