@charset "utf-8";

html, body{
	width: 100%;
	height: 100%;
	padding: 0%;
	margin: 0%;	
}

body{
	text-align: center;
	font-size: 24px;
	margin-top: 20px;	
	background: -moz-linear-gradient(left, black, lightskyblue, white); /*fondo degradado firefox*/
	background: -webkit-linear-gradient(left, black, lightskyblue, white); /*fondo degradado chrome y safari*/
	background: -ms-linear-gradient(left, black, lightskyblue, white); /*fondo degradado internet explorer*/
	background: -o-linear-gradient(left, black, lightskyblue, white); /*fondo degradado opera*/
    background: linear-gradient(left, black, lightskyblue, white);		
}

iframe {
 	padding:10px;
  	border:5px solid coral;
  	background-color:white;
  	width:300px;
  	height:350px;
}

#iframes {
	display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;

    -webkit-flex-wrap: wrap;
    flex-wrap:wrap;
}

#marco {
 	background-color: transparent;
    padding: 10px;
    margin: 10px;
    border: 3px solid lightskyblue;
}

#cabecera{
	font-size:18px;
	font-weight:bold;
	display: flex;
	flex-direction:column;
	text-align:center;
	height: 90%;
	color: coral;		
}