.clock{
    display: inline-block;
    width: 100%;
    text-align: center;
}
    .clock > .time {
        float: left;
        display: inline-block;
        width: 25%;
        margin: 20px 0;
    }
        .clock > .time > .value{
            display: inline-block;
            width: 100%;
            font-size: 64px;
            line-height: 60px;
            font-weight: bold;
            color: white;
        }
        .clock > .time > .label{
            display: inline-block;
            width: 100%;
            text-transform: uppercase;
            font-size: 16px;
            line-height: 20px;
            color: white;
        }
@media (max-width: 700px) {
    .clock > .time {
        width: 50%;
        margin-bottom: 40px;
    }
    .clock > .time:nth-last-of-type(3),
    .clock > .time:nth-last-of-type(4){
        margin-bottom: 0;
    }
}