@import url(https://fonts.googleapis.com/css?family=Roboto:400,500,700,900);

* {
    font-family: "Roboto", sans-serif;
    font-weight: 600;
    margin:0;
    padding: 0;
    box-sizing: border-box;
}

#pagina {
    background-image: url(imagenes/wallpaper.jpg); 
    width: 0 auto;
    max-width: 100%;
    background-attachment: fixed;
    background-size: auto;
}

header {
    background-color:rgba(0,0,0,0.8);
    padding-top: 1em;
    position: fixed;
    width: 100%;
}

header h1 {
    color: white;
    text-align: center;
    
}

header nav {
    color: white;
    font-family: "Roboto", sans-serif;
    font-size: 0.9em;
    text-align: center;
    margin: 1em 0.5em;
}

header nav ul li {
    display: inline-block;
    margin: 0;
    padding: 0;
}

header nav ul li a {
    color: white;
    text-decoration: none;
    text-align: center;
    margin: 0.5em;   
    width: 100%;
    
}

main {
    overflow: auto;
    padding-top: 11em;
}

main img {
    width: 80%;
    margin: 0 10%;
    border-color: black;
    border-width: 1em;
    border-style: groove;
    box-shadow: 0.3em 0.3em 1em #222;
}

h2 {
    margin: 0 2em;
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    text-align: center;
    font-size: 1.1em;
}

#programa {
    width: 80%;
    margin: 0 auto;
    margin-top: 2em;
    border-top: 0.2em;
    border-top-color: black;
    border-top-style: groove;
    padding: 1em 0;
}

#programa p {
    font-size: 0.9em;
    font-weight: 400;
    line-height: 1.5em;
    text-indent: 1.5em;
}

#obligatorio {
    margin: 7%;
    padding: 1em;
    border-style: solid;
    border-width: 0.15em;
}

#obligatorio h2 {
    font-size: 1em;
    text-align: left;
    margin: 0;
    padding: 0;
    font-weight: 600;
}

#obligatorio h3 {
    font-size: 0.8em;
    font-weight: 100
}


footer {
    margin-top: 3em;
    padding: 2em 3em;
    font-size: 0.8em;
    text-align: center;
    border-top: 5px;
    border-top-style: groove;
    border-color: black;
}

footer p {
    font-size: 0.8em;
}

#mapadelsitio {
    width: 20em;
    margin: 0 auto;
    margin-top: 2em;
}

#mapadelsitio ul {
    margin: 0.5em 0;
}

#mapadelsitio ul li {
    list-style:decimal;
    text-decoration: none;

}

#mapadelsitio ul li a {
    color: black;
    text-decoration: none;
}

#mapadelsitio ul li a:hover {
    color: #FF00AE;
}

#mapadelsitio ul li {
    margin: 0 auto;
    float: center;
    margin-left: 3em;
}



@media screen and (min-width:55em){
    
    #pagina {
        background-attachment:scroll;
        height: 65em;
    }
    
    header nav ul li {
        padding: 0 1.5em;
    }
    
    main {
        width: 100%;
    }
    
    h2 {
        margin-bottom: 0.5em;
    }
    
    main img {
        box-shadow: 0.3em 0.3em 1em #222;
        border-width: 0.8em;
    }

    section {
        float:left;
        width: 25%;
        margin: 0;
        padding: 0 0 1em 0 ;
    }
    
    #programa {
    width: 40%;
    margin: 8em 0 0 15%;
    margin-top: 2em;
    border: none;
    padding: 0;
    float: left;

}

#programa p {
    font-size: 0.9em;
    font-weight: 400;
    line-height: 1.5em;
    text-indent: 1.5em;
}
    
    #obligatorio {
        float: left;
        width: 20%;
        margin-top: 2em;
        background-color: rgba(255,255,255,0.2);
    }
    
    footer {
        margin: 0;
        padding: 1em 0;
        overflow: auto;
        clear: both;
        margin-top: 5em;
    }
    
    footer p {
        width: 70%;
        margin: 0 auto;
    }
    
    .boton {
        margin-top: 2em;
    }
}