:root {
    background-color: white;
}

header {
    text-align: center;
    font-size: 2em;
    margin-bottom: 40px;
}

main #foto {
    width: 55%;
    margin: auto;
    -webkit-box-shadow: 0px 0px 20px 3px rgba(0, 0, 0, 0.75);
    -moz-box-shadow: 0px 0px 20px 3px rgba(0, 0, 0, 0.75);
    box-shadow: 0px 0px 20px 3px rgba(0, 0, 0, 0.75);
    border: 25px solid white;
    border-bottom: 55px solid white;
}

main #foto img {
    width: 100%;
}

main nav ul {
    list-style: none;
    margin: 0px;
    padding: 0px;
    display: block;
    margin: auto;
    text-align: center;
}

main nav ul li {
    display: inline-block;
}

main nav ul li a {
    display: block;
    text-decoration: none;
    margin: 40px;
    padding: 15px;
    border: 1px solid black;
    border-radius: 3px;
    color: black;
    font-weight: bold;
}