<style>

.imgteaser { 

 position: relative;

 display: table;

 margin: 0 auto;

 border: 1px solid #456;

 line-height: 0;

 color: rgb(223,223,223);

 cursor: pointer;

}

.imgteaser:after { 

 content: "подробнее \bb";

 position: absolute;

 right: 10px;

 bottom: 10px;

 padding: 5px 10px;

 background: rgba(17,34,51,.6);

 line-height: 1.6em;

}

.imgteaser:hover:after {content: none;}

.imgteaser figcaption {display: none;}

.imgteaser:hover figcaption { 

 display: block;

 position: absolute;

 bottom: 10px;

 left: 10px;

 right: 10px;

 padding: 5px 10px;

 background: rgba(68,85,102,.7);

 font-size: 80%;

 line-height: 1.3em;

}

.imgteaser:hover figcaption strong { 

 display: block;

 line-height: 2em;

 font-size: 110%;

}

</style>

<figure class="imgteaser">

 <img src="http://pridela-net.ucoz.com/Smail/chat.jpg" border="0" alt="" />

 <figcaption><strong>Живое общение</strong><a href="http://pridela-net.ucoz.com/index/hat/0-13"><b>Перейти в чат</figcaption>

</figure>