@media(max-width: 450px){

    .big-55-height {
        height: 20vh;
    }
}

@media (max-width: 1170px) {
    .big-55-height {
        height: 20vh;
    }
}

@media only screen and (max-width: 576px) {
    .blog-section h2{
        font-size: 25px;
    }

}