简要教程这是一款使用纯css3制作的鼠标滑过图片遮罩层动画特效。该特效中，当鼠标滑过或悬停在图片上面时，会在图片上出现遮罩层动画，展示出图片的描述信息和链接图标按钮。
使用方法在页面中引入bootstrap样式文件和font-awesome字体图标文件。
<link rel="stylesheet" type="text/css" href="path/to/css/bootstrap.min.css">
<link rel="stylesheet" type="text/css" href="path/to/css/font-awesome.min.css">
html结构该特效的html结构如下：
<div class="container">
<div class="row">
<div class="col-md-4 col-sm-6">
<div class="box">
<img src="images/1.jpg">
<div class="box-content">
<h3 class="title">雷神索尔</h3>
<span class="post">卡通恶搞造型</span>
<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 class="col-md-4 col-sm-6">
<div class="box">
<img src="images/2.jpg">
<div class="box-content">
<h3 class="title">蜘蛛侠</h3>
<span class="post">卡通恶搞造型</span>
<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 class="col-md-4 col-sm-6">
<div class="box">
<img src="images/3.jpg">
<div class="box-content">
<h3 class="title">钢铁侠</h3>
<span class="post">卡通恶搞造型</span>
<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>
</div>
css样式为该鼠标滑过图片遮罩层特效添加如下的css样式。
.box{
text-align: center;
overflow: hidden;
position: relative;
}
.box:before{
content: ;
width: 0;
height: 100%;
background: #000;
padding: 14px 18px;
position: absolute;
top: 0;
left: 50%;
opacity: 0;
transition: all 500ms cubic-bezier(0.47, 0, 0.745, 0.715) 0s;
}
.box:hover:before{
width: 100%;
left: 0;
opacity: 0.5;
}
.box img{
width: 100%;
height: auto;
}
.box .box-content{
width: 100%;
padding: 14px 18px;
color: #fff;
position: absolute;
top: 38%;
left: 0;
}
.box .title{
font-size: 25px;
font-weight: 600;
line-height: 30px;
text-transform: uppercase;
margin: 0;
opacity: 0;
transition: all 0.5s ease 0s;
}
.box .post{
font-size: 15px;
text-transform: capitalize;
opacity: 0;
transition: all 0.5s ease 0s;
}
.box:hover .title,
.box:hover .post{
opacity: 1;
transition-delay: 0.7s;
}
.box .icon{
padding: 0;
margin: 0;
list-style: none;
margin-top: 15px;
}
.box .icon li{
display: inline-block;
}
.box .icon li a{
display: block;
width: 40px;
height: 40px;
line-height: 40px;
border-radius: 50%;
background: #f74e55;
font-size: 20px;
font-weight: 700;
color: #fff;
margin-right: 5px;
opacity: 0;
transform: translatey(50px);
transition: all 0.5s ease 0s;
}
.box:hover .icon li a{
opacity: 1;
transform: translatey(0px);
transition-delay: 0.5s;
}
.box:hover .icon li:last-child a{
transition-delay: 0.8s;
}
@media only screen and (max-width:990px){
.box{ margin-bottom: 30px; }
}
更多纯css3鼠标滑过图片遮罩层动画特效。