@media (min-width: 979px) {
    .slider-font-size {
        font-size: 52px !important;
        text-align: center !important;
    }

    .slider-font-size-black {
        font-size: 48px !important;
        text-align: center !important;
        color: white !important;
        line-height:60px;
    }
}

@media (max-width: 979px) {
    .slider-font-size {
        text-align: center !important;
    }

    .slider-font-size-black {
        text-align: center !important;
        color: white !important; 
        line-height:40px;
    }

    .tp-caption {
        line-height:28px !important;
    }
}