@media(max-width:767px){
    .navbar-light img {
        width: 50px;
    }
    .about_us h2{
        font-size: 23px;
    }
    .instruction_icon {
        width: 100px;
        height: 100px;
    }
    .instruction_icon img {
        width: 50px;
    }
    .about_us h1 {
        font-size: 28px;
    }
    .inst_card h1 {
        font-size: 28px;
    }
    .cont_add h2 {
        font-size: 25px;
    }
    .cont_form h3 {
        font-size: 20px;
    }
    .contact h1{
        font-size: 28px;
        }
}

@media all and (max-width: 1020px) {
    .contact-container .contact {
        display: block;
        margin: 0 auto 55px;
        width: 100%;
   }
}