html, body {
    padding: 0;
    border: 0;
    margin: 0;
    box-sizing: border-box;
}

#atf {
    height: 100vh;
    
    background-color: darkslategray;
    background-image: url("/assets/city.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 10vw;
    font-family: "Lato",sans-serif;
    color: white;
}

header{
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 1030;
    background-color: black;
    height: 20vh;
    width: 100vw;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header > div{
    display: block;
    padding: 0.5rem, 1rem;
    font-size: 1.5rem;
    color: white;
    margin: 0 2rem;
    font-family: "Lato",sans-serif;
    text-transform: uppercase;
}