#contenedor {
    margin:10px;
    padding:10px;
}

html {
    background-image: url(imagenes/geometry2.png)
}

#avatar {
    width: 180px;
    border: solid 4px;
    border-color: #89efd0;
    }
	
#pantalla {
width: 800px;}

header {
    background-color: transparent;
    margin:10px;
    padding:20px;
    border: solid 4px;
    border-color: #89efd0;
    
        
}

main {
    background-color: transparent;
    width: 60%;
    float: right;
    text-align: left;
    margin:10px;
    padding:20px;
    border: solid 4px;
    border-color: #89efd0;
}

aside {
    background-color: transparent;
    border: solid 4px;
    border-color: #89efd0;
    width: 25%;
    float: left;
    margin:10px;
    padding:20px;
}


footer {
    clear: both;
    background-color: #89efd0;
    text-align: justify;
    margin:10px;
    padding:20px;
    
}

nav {
    margin:0 auto;
}

nav ul {
list-style:none;
    margin-bottom:px;
    margin-top:px;
    padding-bottom: 10px;
    margin-left: 0px;
    
}

nav ul li {
    float:left;
    margin-right:15px;
    background-color: #89efd0;
    padding: 5px;
}

nav ul li a {
    text-decoration:none;
    font-weight: bold;
   
   
}

header ul li:hover{
    background-color: #89efd0;
}

a:link {
    color: #000;
}

a:hover {
    color: #fff;
}

a:visited {
    color: #52a089;
}