html {
    background: radial-gradient(#444, #666);
    color: #999;
    overflow: hidden;
    height: 100%;
    user-select: none;
    font-family: sans-serif;
}

h1 {
    font-size: 10em;
    text-align: center;
    /* width: 500px; */
    height: 60px;
    line-height: 60px;
    margin: auto;
    position: absolute;
    top: 0;
    bottom: 0;
    left: -1em;
    right: 0;
}

p {
    color: #ddd;
    font-size: 1em;
    text-align: center;
    width: 500px;
    height: 60px;
    line-height: 60px;
    margin: auto;
    position: absolute;
    top: 140px;
    bottom: 0;
    left: 0;
    right: 0;
}
a {
    color: #ddd;
    text-decoration: none;
}

a:hover {
    color: orange;
    text-decoration: underline;
}