body {
    font-family: sans-serif;
    text-align: center;
    padding-top: 50px;
    background-color: #f5f5dc;
}
#coin {
    font-size: 50px;
    padding: 20px;
    cursor: pointer;
}
#coin2 {
    font-size: 50px;
    padding: 20px;
    cursor: pointer;
}