body.error404 .four-o-four {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px 0;
    height: calc(100vh - 472px);
}
body.error404 #header {
    background-color: #090909;
}
body.error404 .four-o-four__content {
    text-align: center;
}
body.error404 .four-o-four__content h1 {
    font-size: 72px;
}