html,
body,
.page {
    height: 100vh;
    margin: 0;
    padding: 0;
}

html {
    background: silver;
    color: white;
    font-family: sans-serif;
    font-size: 100%;
}

.page {
    display: flex;
    justify-content: center;
    align-content: center;
    align-items: center;

    background: url("page-bg-2.jpg?cb=1") center top scroll no-repeat rgb(70,80,90);
    background-size: cover;
}

.page::before {
    content: "";

    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;

    background: radial-gradient(
        ellipse at center 50%,
        rgba(0,10,10,0.42),
        transparent 50%
    );
}

.logo {
    flex: 0 1 auto;
    position: relative;

    font-size: 1.1em;
    line-height: 1;
    padding: 1em 1.25em;

    background: rgba(0,0,0,0.1);
    border: 1px solid white;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.5em;
    opacity: 0.8;
    text-shadow: 0 0 10px black;
}

@media (min-width: 44em) {
    .logo {
        font-size: 1.85em;
        padding: 1.15em 1.33em;
    }
}