@media only screen and (max-width: 1730px)
{

.pack {
    background: rgba(49, 18, 75, 0.8);
    list-style: circle;
    font-size: 17px;
    color: #fff;
    padding-left: 6%;
    padding-top: 3%;
    height: 320px;
    margin-bottom: 9%;
}

}

@media only screen and (max-width: 1280px)
{
    .pack {
        background: rgba(49, 18, 75, 0.8);
        list-style: circle;
        font-size: 17px;
        color: #fff;
        padding-left: 6%;
        padding-top: 3%;
        height: 395px;
        margin-bottom: 9%;
    }
}

@media only screen and (max-width: 768px)
{

    .pack {
        background: rgba(49, 18, 75, 0.8);
        list-style: circle;
        font-size: 17px;
        color: #fff;
        padding-left: 6%;
        padding-top: 3%;
        height: 457px;
        margin-bottom: 9%;
    }

}