.countdown-timer {
    width: 3vw;
    direction: ltr!important;
    font-size: 0.85vw;
    font-weight: bold;
}

@media screen and (max-width: 450px){
    .countdown-timer {
        width: 10vw;
        direction: ltr!important;
        font-size: 3vw;
    }
}