@media(min-width: 768px) {
    .rt-side {
        min-height: 856px;
    }

    .bg-bt {
        max-width: 558px;
    }
}

@media (max-width: 767px) {
    .rt-side {
        display: none;
    }

    .about-left-dots {
        display: none;
    }
}

@media(min-width: 1200px) {
    .slider-heading {
        margin-top: 20%;
    }
}