html, body {
    background: #333;
    width: 100%;
    height: 100%;
    color: whitesmoke;
    font-family: monospace;
}

a {
    color: orangered;
}

.content {
    display: flex;
    width: 100%;
    height: 100%;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}