nav{
    z-index: 99;
    /*position: absolute;*/
    /*top: 0;*/
    /*left: 0;*/
    /*right: 0;*/
}

nav.top{
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

nav {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

nav ul{
    margin: 5px;
    padding: 0;
    box-sizing: border-box;
}

nav ul a {
    padding: 12px;
    margin: 0;
    box-sizing: border-box;
    display: block;
    font-size: 30px;
}

nav ul a.grey {
    color: var(--bg-color-light);
}

nav ul a:active, nav ul a.grey:hover {
    color: var(--text-color);
}