.star-countdown-timer {
    display: flex;
    background: #111;
    padding: 15px;
}
.star-countdown-timer .clock-single-item {
    display: flex;
    flex-direction: column;
}
@media only screen and (max-width: 600px) {
    .star-countdown-timer {
        flex-wrap: wrap;
    }
    .star-countdown-timer .clock-single-item {
        flex-basis: 50%;
    }
    .divider .clock-single-item:nth-child(2):after{
        content: none;
    }
}
.clock-single-item {
    color:  #fff;
    font-size: 24px;
    font-weight: 500;
    position: relative;
}
.divider .clock-single-item:after {
    content: "";
    position: absolute;
    top: 33%;
    right: -1px;
    background: #ffffff69;
    height: 15px;
    width: 1px;
}
.divider .clock-single-item:last-child:after {
    content: none;
}
.clock-single-item {
   padding: 5px 15px;
   line-height: 1.2;
}
.clock-single-item span.clock-text {
    font-size: 13px;
    font-weight: 400;
    display: block;
    text-transform: uppercase;
}