<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<div class="container">
<div class="row">
<h2>Create your snippet's HTML, CSS and Javascript in the editor tabs</h2>
<div class="shadowed">
1 - Create your snippet's HTML, CSS and Javascript in the editor tabs<br/>
2 - Create your snippet's HTML, CSS and Javascript in the editor tabs<br/>
3 - Create your snippet's HTML, CSS and Javascript in the editor tabs<br/>
4- Create your snippet's HTML, CSS and Javascript in the editor tabs<br/>
5- Create your snippet's HTML, CSS and Javascript in the editor tabs<br/>
<div class="veil"/> </div>
</div>
</div>
</div>
.shadowed {
position:relative;
display:block;
width:500px;
height:130px;
margin:auto;
border: solid 1px blue;
}
.veil{
position:absolute;
bottom: 0px;
float:left;
height:80px;
width: 100%;
background: linear-gradient(to bottom, rgba(255,255,255,0) 0%, rgba(255,255,255,1) 80%, rgba(255,255,255,1) 100%);
/*background: -moz-linear-gradient(top, rgba(255,255,255,0) 0%, rgba(255,255,255,0) 1%, rgba(255,255,255,1) 100%);
background: -webkit-linear-gradient(top, rgba(255,255,255,0) 0%,rgba(255,255,255,0) 1%,rgba(255,255,255,1) 100%);
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#00ffffff', endColorstr='#ffffff',GradientType=0 );
*/
}
