{behavior: url(csshover.htc);}

#libro{
	position: relative;
	top:150px;
	
	width: 50%;
	align: center;
	
	margin-left: auto;
	margin-right: auto;
	border: 3px solid indigo;
	border-radius: 15px 15px 15px 15px ;
	-moz-border-radius: 15px 15px 15px 15px ;
    -webkit-border-radius: 15px 15px 15px 15px ;
    -khtml-border-radius: 15px 15px 15px 15px ;
}

button.button_libro
{
	
	text-align: center;
	margin-left:auto;
	margin-right: auto;
	background-color: indigo;
	font-size: .9em;
	font-weight: bold;
	color: #ffffff;
	border: 3px solid indigo;
	border-radius: 3px 3px 3px 3px ;
	-moz-border-radius: 3px 3px 3px 3px;
    -webkit-border-radius: 3px 3px 3px 3px;
    -khtml-border-radius: 3px 3px 3px 3px;
	
}	
/*********************************************************
          para movil pantalla maximun de 340px
************************************************************/
@media only screen and (max-width: 340px) and (min-width: 5px){
	
	


#libro{
	position: relative;
	top:50px;
	width: 90%;
	align: center;
	margin-left: auto;
	margin-right: auto;
	border: 3px solid indigo;
	border-radius: 15px 15px 15px 15px ;
	-moz-border-radius: 15px 15px 15px 15px ;
    -webkit-border-radius: 15px 15px 15px 15px ;
    -khtml-border-radius: 15px 15px 15px 15px ;
}
button.button_libro
{
	
	text-align: center;
	margin-left:auto;
	margin-right: auto;
	background-color: indigo;
	font-size: .9em;
	font-weight: bold;
	color: #ffffff;
	border: 3px solid indigo;
	border-radius: 3px 3px 3px 3px ;
	-moz-border-radius: 3px 3px 3px 3px;
    -webkit-border-radius: 3px 3px 3px 3px;
    -khtml-border-radius: 3px 3px 3px 3px;
	
}	
}

/*********************************************************
          para movil pantalla maximun de 340px
************************************************************/
@media only screen and (max-width: 680px) and (min-width: 341px){
	
	


}