@media (min-width: 767px){
    #chapter3 .priceblock-box-price p{
        color: black;
        display: inline;
        font-size: 2.4rem;
    }
}
@media (max-width: 768px){
    #chapter3 .priceblock-box-price p{
        color: black;
        display: inline;
        font-size: 1.7rem;
    }
}