*{
	margin: 0;
	padding: 0;
	-webkit-box-sizing:border-box;
	-moz-box-sizing:border-box;
	box-sizing: border-box;
}

body 
	{

		background-image: url("../img/door.png") ;
		background-position: center;
		background-size: 1700px 1100px;
    	background-repeat: no-repeat;
    	margin-bottom: 50px;
	}

.btn-regresar
{
	font-family: calibrí;
	font-size: 130%;
	text-decoration: none;
	margin-bottom: 50px;
}

li{
	font-size: 105%;
}

ul li {
	list-style-type: none; 
}


@media only screen and (min-width: 320px) and (max-width: 480px) {


body 
	{
		background-position: center;
		background-size: 1700px 1100px;
    	margin-bottom: 50px;
	}

}


@media only screen and ( orientation: landscape) and (min-width: 769px) and (max-width: 900px)   {


body 
	{
		background-position: center;
		background-size: 1750px 1200px;
    	margin-bottom: 20px;
	}

	li{
	font-size: 95%;
}


}