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

header{
	width:100%;
	height:auto;
	}
body{
	width: 100%;
	height: auto;
	font-family: arial;
	background-image:url(../imagenes/fondo_marias.png);
	background-repeat: no-repeat;
	background-position:center center; 
	background-size: cover;
	background-attachment: fixed;	
}
nav {
  padding: 1em;
  font-size:14px;
  background:#242451;
}
nav ul {
  list-style: none;
  padding: 0;
}
nav li a {
  color: white;
  display: block;
  text-decoration: none;
  padding: .5em 1em;

}
nav li a:hover {
	background:#242451;
    color: white;
}

#portada{
	background-image:url(../imagenes/portada.jpg);
	background-size:cover;
	background-repeat:no-repeat;
	background-position:center center;
	width:100%;
	height:500px;
}

#tirablanca{
	background-color:white;
	background-image:url(../imagenes/parteners.png);
	background-repeat:no-repeat;
	background-position:center center;
	background-size:contain;
	width:100%;
	height:60px;
	padding:10px;
}
#tirablanca img{
	height:auto;
}
section#servicios{
	color:white;
	margin:30px;
	font-size:12px;
	text-align:left;
	line-height:18px;
}
#tirablanca2{
	background-color:rgba(171,83,153,1);
	width: 100%;
	height: 30px;
}
section#servicios2{
	width:100%;
	height:auto;
	background-color:white;
	color:#242451;
	font-size:14px;
	font-weight:bold;
	text-align:center;
	line-height:22px;
	padding:20px;
	list-style-type: none;
}

#yli{
	background-image:url(../imagenes/prueba.png);
	background-size:contain;
	background-repeat:no-repeat;
	background-position:center center;
	width:100%;
	height:250px;
}
section#footer{
	width:100%;
	height:auto;
	background-color:#242451;
	padding:25px;
}
#logofootercontenedor{
	color:white;
	width: 150px;
	height: 33px;
	margin:5px;
}
#logofootercontenedor img{
	width: 140px;
	height: auto;
}
#redescontenedor{
	width: 200px;
	height: 50px;
	display:flex;
	margin:5px;
}
#redescontenedor img{
	width: 40px;
	height: auto;
	margin:3px;
}
#datos{
	width: 100%;
	height: 25px;
}

#datos p{
	color: #fff;
}

#autor{
	color:white;
	font-size:10px;
}

@media screen and (min-width:768px) {
nav {
  font-size:20px;
}
nav ul {
      display: flex;
      justify-content: flex-end;
}
#yli{
	width:100%;
	height:600px;
}	
}

section#servicios{
	margin:60px;
	font-size:20px;
	line-height:26px;
}

section#servicios2{
	font-size:18px;;
	line-height:30px;
	display:block;
}

}	
@media screen and (min-width:1680px) {
header{
	width:100%;
	height:200px;
	}

#enconstruccion p{
	font-size:100px;
	padding-top:55px;
	}	
#enconstruccion h3{
	padding-top:60px;
	padding-bottom:60px;
	font-size:60px;
	}
#yli{
	width:100%;
	height:1000px;
}			
}