El amor es como una guerra, fácil de iniciar, difícil de terminar, imposible de olvidar.

HTML<div id="recuadro1">
 <h3>Amor, amor, amor...</h3>
 <a href="http://tutorialgloriav.eklablog.com/" target="_blank"><img src="http://www.glamik.ru/Glamik/melkie_cvetoch/54.gif" alt="" /></a>
 <p>Texto</p></div>

CSS<style type="text/css"><!--#recuadro1{
 left:30px;
 position:relative;
 border-radius: 20px; 
 background-color:#feeef0;
 width:200px;
 height:240px;
 padding:4px;
 -moz-animation-name: animacion1;
 -moz-animation-duration: 4s;
 -webkit-animation-name: animacion1;
 -webkit-animation-duration: 4s;
 -o-animation-name: animacion1;
 -o-animation-duration: 4s;
 } 

@-moz-keyframes animacion1 {
 from {
 left:30px;
 background-color:#fcdce0;
 }
 to {
 left:300px; 
 background-color:#f0608e;
 }
 }
 
@-webkit-keyframes animacion1 {
 from {
 left:30px;
 background-color:#fcdce0;
 }
 to {
 left:300px; 
 background-color:#f0608e;
 }
 }
@-o-keyframes animacion1 {
 from {
 left:30px;
 background-color:#fcdce0;
 }
 to {
 left:300px; 
 background-color:#f0608e;
 }
 } 

 body {
 background:white;
 }
 --></style>