header {
    background-image: url('/images/background.webp');
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    background-blend-mode: normal;
    font-family: 'Arial', sans-serif;
}

header::after {
    content: '';
    display: table;
    clear: both;
}

header nav {
    margin: 13px 20px 0 0;
    float: left;
}

header nav ul li {
    display: inline-block;
    margin-left: 30px;
    padding-top: 10px;
    padding-bottom: 10px;
}

header nav ul li a {
    display: block;
    text-decoration: none;
    color: rgba(0,0,0,0.7);
    text-transform: uppercase;
    font-size: calc(6px + 0.8vw);
    font-weight: 800;
    padding: 5px;
}

nav ul li a::after {
    transition: all 0.5s;
}

nav ul li a:hover {
    color: black;
}

header nav.underline ul li a {
    position: relative;
}

header nav.underline ul li a::after {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    width: 0%;
    content: '.';
    color: transparent;
    background: black;
    height: 1px;
}

header nav.underline ul li a:hover::after {
    width: 100%;
}

header h1 {
    text-align: center;
    font-size: calc(20px + 4vw);
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.05cm;
    clear: both;
}

header h1 span {
    display: inline-block;
    padding: 0.2cm 0.5cm;
    border: white solid 10px;
}

header h1 p.kicker {
    font-size: calc(10px + 1vw);
    line-height: 1;
}