/* Navigacija u lijevo */
* {
    padding: 0;
    margin: 0;
}
nav {
    width: 15%;
    height: 650px;
    float: left;
}

nav a {
    display: block;
    padding: 12pt;
}

section {
    width: 80%;
    float: left;
    margin-left: 25px;
}

img {
    display: block;
    margin: 0 auto;
}

footer {
    clear: both;
}