#countdown{
    width: 80vm;
    display: flex;
    justify-content: space-around;
    gap: 10px;
    top: 50%;
    left: 50%;
    padding: 10px;
    align-items: center;
    justify-content: center;
    margin: auto;
    
}
#head-cd {
    font-size: 3em!important;
    color: black;
    font-weight: 400;
    text-shadow: 1px 1px 1px white
}
.box-cd{
    width: 28vmin;
    height: 28vmin;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-evenly;
    position: relative;
    box-shadow: 15px 15px 30px rgba(0,0,0,0.5);
    font-size: 16px;
}
.box-cd:after{
    content: "";
    position: absolute;
    background-color: rgba(255,255,255,0.12);
    height: 100%;
    width: 100%;
    left: 0;
}
span.num-cd{
    background-color: #202020;
    height: 100%;
    width: 100%;
    display: grid;
    place-items: center;
    font-weight: 600;
    font-size: 5em;
}
span.text-cd{
    font-size: 1.2em;
    background-color: #2887e3;
    display: block;
    width: 100%;
    text-align: center;
    padding: 0.5em 0;
    font-weight: 400;
}
@media screen and (max-width: 1024px){
    #countdown{
        width: 85vw;
    }
    .box-cd{
        height: 26vmin;
        width: 26vmin;
        font-size: 12px;
    }
}
@media screen and (max-width: 768px){
    #countdown{
        width: 90vw;
        flex-wrap: wrap;
        gap: 30px;
    }
    .box-cd{
        width: calc( 50% - 40px );
        height: 30vmin;
        font-size: 14px;
    }
}
@media screen and (max-width: 480px){
    #countdown{
        gap: 15px;
    }
    .box-cd{
        width: 100%;
        height: 25vmin;
        font-size: 8px;
    }
    .span.text-cd{
        font-size: 1.5em;
    }
}