body {
    background-color: #666666;
}
h1 {
    color: whitesmoke;
    text-align: center;
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 3.5em;
}
.countdown {
    text-align: center;
}
.photo {
    border-radius: 12px;
    max-width: 960px;
}
.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 90%;
}
.no-underline {
    text-decoration: none;
    color: whitesmoke;
}