@media all and (max-width: 991px){
    .single-slider img{
        height: 450px;
    }
    .navbar-nav{
        background-color: #000;
        padding: 5px;
    }
    .header-area ul li:hover .small-mega{
        display: none;
    }
}
@media all and (max-width: 767px){
    .theme-default .nivoSlider img{
        height: 200px !important;
    }
    .single-slider img{
        height: 200px !important;
    }
    .header-area a img {
        width: 60% !important;
        height: 60px !important;
    }
    .overview-left p {
        font-size: 12px !important;
        font-weight: 300;
        line-height: 21px !important;
    }
    .services-section{
        height: 190px;
    }
    .services-button ul li a {
        font-size: 11px !important;
        line-height: 6px !important;
    }
    .mission h2 {
        font-size: 19px;
    }
    .mission p {
        font-size: 12px;
        line-height: 19px;
    }
    .slider-content h1{
        font-size: 25px;
    }
    .slider-section .owl-dots{
        right: 15px;
    }
    .overview-left,
    .overview-right img,
    .message-item,
    .message img{
        height: auto;
        padding: 20px;
        margin-top: 28px;
    }
    .mission .row .col-md-4 .single-counter,
    .single-overfooter,
    .overview-section .row .col-md-3 .single-counter{
        border-right: 0px solid;
    }
    .message-item p {
        font-size: 11px !important;
        line-height: 19px !important;
    }
    .navbar-toggler i {
        color: #27a1d3 !important;
    }
    .ourclient {
        height: 170px !important;
    }
    .single-overfooter h3 {
        font-size: 17px;
    }
    .single-overfooter ul li a {
        font-size: 11px;
        line-height: 3px;
    }
    .single-overfooter p {
        font-size: 11px;
    }
    .navbar-light .navbar-toggler {
        color: rgba(0, 0, 0, .5);
        border-color: rgb(0, 96, 204) !important;
    }
    .message-item h2 {
        font-size: 30px !important;
    }
    .tabs-contents img{
        height: auto;
    }
    .services-button{
        left: 0;
    }
    .tabs-contents p{
        padding: 10px;
    }
    .bannar-section img {
        width: 100%;
        height: 200px;
    }
    .bannar-content h3 {
        font-size: 15px;
        line-height: 23px;
    }
    .bottom-bar h2{
        font-size: 24px;
    }
    .counter-title h2{
        text-align: center;
    }
    .career-img-section img{
        height: auto;
    }
    .csr-bg-images img{
        height: 300px;
    }
    .history-box{
        position: static;
        width: 100%;
    }
    .news-details img{
        width: 100%;
        float: none;
    }
    .historytitle h1{
        font-size: 35px;
    }
    .history-box h3{
        font-size: 24px;
    }
}

@media all and (max-width: 540px){
    .theme-default .nivoSlider img{
        height: 200px !important;
    }
    .tabs-contents p{
        right: 0;
        font-size: 12px;
    }
    .services-button{
        width: 220px;
        height: 283px;
    }
    .services-button h3{
        font-size: 18px;
    }
    .overview-left img{
        z-index: -1;
    }
    .overview-left h2{
        font-size: 16px;
    }
}