.navbar-toggler:not(:disabled):not(.disabled) {
    cursor: pointer;
    background: none;
}

.navbar-light .navbar-toggler {
    color: #131313;
    outline: 0;
}

.navbar-toggler i {
    font-size: 28px;
}

.nav-bg i {
    color: #131313;
}

.navbar-toggler {
    border: none;
}

@media(min-width:480px) and (max-width:575px) {
    .oi-text p {
        padding: 0 58px;
    }
}

@media(max-width:575px) {

    .menu-item {
        padding: 5px 0;
    }

    .navbar-light .navbar-nav .nav-link {
        text-align: center;
    }

    .middle {
        text-align: center;
        display: contents;
    }

    #header,
    .slidPrv,
    .slidNext,
    .slick-dots {
        display: none !important;
    }

    #search input[type="search"] {
        font-size: 40px;
    }

    .modal-body h3 {
        font-size: 17px;
    }

    .form-inline a {
        color: #b2b2b2 !important;
        padding-right: 20px;
        font-size: 18px;
        position: relative;
    }

    .form-inline a.extra4 {
        padding-right: 0;
    }

    .bnr_text p {
        padding-right: 0;
    }

    .bnr_text h1 span {
        font-size: 30px;
    }

    .bnr_text h1 {
        font-size: 32px;
    }

    .bnr_text h1::after {
        bottom: 15px;
        width: 202px;
        height: 6px;
    }

    .bnr_text {
        padding: 80px 0 140px;
    }

    .bnr_text .start_course {
        font-size: 16px;
        padding: 14px 20px;
    }

    .overview-item {
        padding: 25px;
        margin-bottom: 30px;
    }

    .oi-text {
        text-align: center;
    }

    .oi-text h3 {
        padding-top: 23px;
    }

    .pa-top {
        padding-top: 30px;
    }

    #about::before {
        width: 100%;
        background: rgba(19, 19, 19, 0.6);

    }

    .header-style h3::after {
        left: 10px;
    }

    .header-style h3 {
        font-size: 33px;
    }

    .course-head-text a {
        font-size: 15px;
    }

    .about-text {
        padding-bottom: 50px;
    }

    .mobile-device h3 {
        color: white;
    }

    .mobile-device2 h3 {
        color: white;
        font-size: 18px;
    }

    .mobile-device2 h4 {
        font-size: 17px;
    }

    .mobile-device2 p {
        padding-right: 0;
        color: white;
    }

    #portfolio {
        padding-top: 5px;
    }

    .portfolioFilter a {
        margin: 10px 0;
        border: 1px solid #fbaa33;
        color: #fbaa33;
    }

    .c-item {
        margin-bottom: 30px;
    }

    .calendar_weekdays div,
    .calendar_content div {
        font-size: 18px;
    }

    .m-responsive {
        margin: 0 auto;
    }

    .count-item {
        margin-bottom: 30px;
    }

    .arrowss {
        margin-top: 23px;
    }

    .event-infos h4 {
        padding-top: 12px;
        line-height: 26px;
    }

    .event-infos {
        text-align: center;
    }

    .teacher-info {
        margin-bottom: 30px;
    }

    .teacher-btn {
        padding-top: 0;
    }

    .dis-text h3 {
        font-size: 23px;
        line-height: 31px;
    }

    .dis-text h4 {
        font-size: 18px;
    }

    .dis-form {
        padding: 25px 23px;
    }

    .text-down span {
        font-size: 15px;
    }

    .price-item {
        margin-bottom: 30px;
    }

    .slick-padding {
        padding-top: 14px;
        padding-right: 16px;
        padding-bottom: 15px;
    }

    .comment-text-item p {
        padding-top: 5px;
    }

    .market-item {
        padding: 5px;
    }

    .blog-text {
        padding: 11px 17px 12px;
        background: #fff;
    }

    .l-m {
        margin-top: 30px;
    }

    .in-item {
        text-align: center;
    }

    .in-item h3 {
        font-size: 20px;
        line-height: 29px;
        padding-bottom: 23px;
    }

    .links h3 {
        padding-top: 20px;
    }

    #footer {
        padding: 35px 0;
    }
}

@media(min-width:576px) and (max-width:767px) {
    #header {
        display: none;
    }

    #header,
    .slidPrv,
    .slidNext,
    .slick-dots {
        display: none !important;
    }

    .bnr_text p {
        padding-right: 100px;
    }

    .menu-item {
        padding: 5px 0;
    }

    .navbar-light .navbar-nav .nav-link {
        text-align: center;
    }

    .middle {
        text-align: center;
        display: contents;
    }

    .bnr_text {
        padding-top: 110px;
        padding-bottom: 196px;
    }

    .bnr_text .start_course {
        font-size: 18px;
    }

    .overview-item {
        margin-bottom: 30px;
    }

    .pa-top {
        padding-top: 46px;
    }

    .oi-text {
        text-align: center;
    }

    .oi-text h3 {
        padding-top: 20px;
    }

    #about::before {
        width: 100%;
    }

    .about-img {
        margin-top: 55px;
    }

    .portfolioFilter a {
        margin-right: 0;
        margin-bottom: 12px;
    }

    .news-text {
        padding: 10px 0 20px;
    }

    .port-item {
        background: none;
        -webkit-box-shadow: none;
        box-shadow: none;
    }

    .news-text h4 {
        font-size: 18px;
        line-height: 27px;
    }

    .c-item {
        margin-bottom: 30px;
    }

    .arrowss {
        margin-top: 23px;
    }

    .event-infos {
        padding-top: 15px;
        text-align: center;
    }

    .teacher-img {
        margin-bottom: 40px;
    }

    .teacher-hide {
        display: block;
    }

    .teacher-btn {
        padding-top: 0;
    }

    .coun {
        margin-bottom: 30px;
    }

    .price-item {
        padding: 25px 23px 0;
        margin-bottom: 50px;
    }

    .slick-padding {
        padding-bottom: 15px;
    }

    #brand {
        padding: 19px 0;
    }

    #blog {
        padding: 50px 0;
    }

    .blog-text {
        padding: 11px 18px 13px;
    }

    .sm-ma-bo {
        margin-bottom: 30px;
    }

    .in-item {
        text-align: center;
    }

    .in-btn-pa {
        padding-top: 23px;
    }

    #footer {
        padding: 48px 0 0;
    }

    .links ul li a {
        font-size: 15px;
    }

    .footer-text {
        margin-bottom: 30px;
    }
}

@media(min-width:768px) and (max-width:991px) {
    #header {
        display: none;
    }

    #header,
    .slidPrv,
    .slidNext,
    .slick-dots {
        display: none !important;
    }

    .menu-item {
        padding: 5px 0;
    }

    .navbar-light .navbar-nav .nav-link {
        text-align: center;
    }

    .middle {
        text-align: center;
        display: contents;
    }

    .bnr_text {
        padding-top: 91px;
        padding-bottom: 166px;
    }

    .bnr_text p {
        padding-right: 225px;
    }

    .bnr_text .start_course {
        font-size: 18px;
    }

    .overview-item {
        margin-bottom: 38px;
    }

    .pa-top {
        padding-top: 35px;
    }

    .oi-text {
        text-align: center;
    }

    .oi-text h3 {
        padding-top: 15px;
    }

    .about-text {
        padding-bottom: 47px;
    }

    #about::before {
        width: 100%;
    }

    #portfolio {
        padding-top: 8px;
    }

    .c-item {
        margin-bottom: 30px;
    }

    .arrowss {
        margin-top: 15px;
    }

    .teacher-info h3 {
        font-size: 23px;
    }

    .coun {
        margin-bottom: 30px;
    }

    .price-item {
        margin-bottom: 40px;
    }

    .slick-padding {
        padding-top: 24px;
        padding-right: 65px;
        padding-bottom: 10px;
    }

    .market-item {
        padding: 14px;
    }

    .blog-item {
        margin-bottom: 25px;
    }

    .blog-right-item {
        padding-bottom: 10px;
    }

    .browse {
        padding: 45px 0 20px;
    }

}

@media(min-width:992px) and (max-width:1199px) {
    #header {
        padding: 15px 0;
    }

    .header-item a span {
        font-size: 15px;
    }

    .header-item a span i {
        display: none;
    }

    .navbar-light .navbar-nav .nav-link {
        font-size: 15px;
    }

    .left_arrow,
    .right_arrow {
        display: none !important;
    }

    .oi-text h3 {
        font-size: 18px;
    }

    .news-text h4 {
        font-size: 19px;
    }

    .vid-over {
        -webkit-transform: translate(-50%, -90%);
        -ms-transform: translate(-50%, -90%);
        transform: translate(-50%, -90%);
    }
}