header {
    position: fixed;

    background-color: rgba(0, 0, 0, 0.507);
    width: 100%;
    height: 5%;
}

.header__watermark {
    position: absolute;

    display: flex;
    justify-content: space-evenly;
    align-items: center;

    flex-grow: 2;

    font-size: 17pt;
}

header > nav {
    position: absolute;
    width: 100%;
    height: 100%;

    display: flex;
    justify-content: center;
    align-items: center;
}

header > nav > a {
    margin: 0 30px;
    padding: 5px 0;

    color:white;
    text-decoration: none;
    border-bottom: none;
}

header > nav > a:hover {
    border-bottom: solid white;
}

section > h2 {
    margin: 0;
    
}