HTML

<div class="hovergallery41"><img src="http://gif" alt="" width="230" height="250" /><img src="http://gif" alt="" width="230" height="250" /></div>

CSS

.hovergallery41 img{ 
border: 2px solid #fff; 
border-radius: 2em; 
box-shadow: 2px 2px 6px #000000;
-webkit-transform:scale(0.9); 
-moz-transform:scale(0.9); 
-o-transform:scale(0.9);
-webkit-transition: width 3s, height 3s, background-color 3s, 
-webkit-transform 3s;
transition: width 3s, height 5s, background-color 3s, transform 3s;
opacity: 0.8; 
margin:5px 5px 5px 5px; 
}
.hovergallery41 img:hover{
box-shadow: 2px 2px 3px 3px rgba(143, 143, 143, 0.3);
border: 1px dotted #000;
border-radius: 8em;
opacity: 1;
-moz-transform: translate3d(-5%, -10%, 0); /* position caption outside layout horizontally and centered vertically */
 -webkit-transform: translate3d(-5%, -10%, 0);
 transform: translate3d(-5%, -10%, 0);

}