#press-onpress-book-printing h2.pr-sm {
    font-size: 20px;
    line-height: 32px;
}

@media all and (min-width: 481px) and (max-width: 767px) {
    #press-onpress-book-printing h2.pr-sm {
        font-size: 18px;
        line-height: 30px;
    }
}

@media all and (max-width: 480px) {
    #press-onpress-book-printing h2.pr-sm {
        font-size: 16px;
        line-height: 26px;
    }
}