HTML

<div class="hovergallery6"><img src="https://lh6.googleusercontent.com/-dy6eflBlE2o/VOdyIloF99I/AAAAAAABc4o/lG0DJAbHW1U/w191-h300-no/1-191x300.gif" width="140" height="175" alt=""/><img src="https://lh4.googleusercontent.com/-dMYOACJOvmk/VOimF16A3zI/AAAAAAABc8I/CySivfkfK3Y/w233-h300-no/1-233x300.gif" width="140" height="175" alt=""/><img src="https://lh4.googleusercontent.com/-5XX8QIh9fkg/VOiyH_C-5AI/AAAAAAABc9I/f_J5CAalYRc/w192-h300-no/2-192x300.gif" width="140" height="175" alt=""/></div>

CSS

<style type="text/css"><!--
/*GloriaV */
/*URL: http://tutorialgloriav.eklablog.com/*/
 .hovergallery6 img{ -webkit-transform:scale(1.0);
 border-radius: 5%;
box-shadow:1px 1px 10px #000;
 border: 1px dotted #000;
 -moz-transform:scale(1.0);
 -o-transform:scale(1.0);
 -ms-transform:scale(1.0);
 -webkit-transition-duration: 0.9s;
 -moz-transition-duration: 0.9s;
 -o-transition-duration: 0.9s;
 -ms-transition-duration: 0.9s;opacity: 0.9; /*Nivel de opacidad de las imágenes*/margin: 0 10px 5px 0; /*Margen entre las imágenes*/
 
 }.hovergallery6 img:hover{
 margin: 10px 10px 15px 10px; 
 -webkit-transform: rotate(180deg);
 -moz-transform: rotate(180deg);
 -o-transform: rotate(180deg);
 -ms-transform: rotate(180deg);
 transform: rotate(180deg);
 box-shadow:3px 3px 10px #000; /*Sombra sobre toda la imagen*
 /
 -webkit-box-shadow:2px 2px 10px #000
 -moz-box-shadow:3px 2px 10px #000;
 -ms-box-shadow:2px 2px 10px #000; opacity: 1
 ;
 
 }
--></style>