@media (max-width: 1300px) {
    /* header */
    
    header h1 {
        font-size: 65px !important;
    } 
	.header_info .detail-box {
        padding: 0 25px;
    }

    .header_info .carousel-control-prev {
        left: 15px;
        width: 45px;
        height: 45px;
    }

    .header_info .carousel-control-next {
        right: 15px;
        width: 45px;
        height: 45px;
    }
         /* certificate */
    
    .certificate img:first-of-type, .certificate img:last-of-type {
        width: 150px
    }
    .certificate .container > div > div img {
        max-width: 400px;
        width: 100%;
    }
    .certificate .container > div h2 {
        bottom: 87px;
        left: 164px;
        font-size: 30px;
    }
    .certificate .container > div h2 {
        display: none;
    }
}

@media (max-width: 1120px) {    

     /* header */
    
    header h1 {
        font-size: 65px !important;
    } 
	 /* certificate */
    
    .certificate img:first-of-type, .certificate img:last-of-type {
        width: 150px
    }
    .certificate .container > div > div img {
        max-width: 400px;
        width: 100%;
    }
    .certificate .container > div h2 {
        bottom: 87px;
        left: 164px;
        font-size: 30px;
    }
    .certificate .container > div h2 {
        display: none;
    }
    .minimized {
        width: 300px;
        cursor: pointer;
        border: 1px solid #FFF;
        margin-top: 50px;
        margin-bottom: 50px;
        position: relative;
        left: 50%;
        transform: translate(-50%, 0);
        }
    .minimized:hover {
        border: 1px solid white;
    }      
}

@media (max-width: 992px) {
    /* header */
    
    header h1 {
        font-size: 65px !important;
		}
    .hero_area {
        min-height: auto;
    }

    .navbar-brand.brand_mobile {
        display: flex;
    }

    .navbar-brand.brand_desktop {
        display: none;
    }

    .header_section .main_nav {
        flex: 1;
    }

    #navbarSupportedContent {
        margin-top: 15px;
    }

    .main_nav .top_nav {
        display: none;
    }

    .header_info {
        padding-top: 45px;
        padding-bottom: 175px;
    }

    .info_section .info_logo_social {
        margin-bottom: 30px;
    }
    
    /* certificate */
    
    .certificate img:first-of-type, .certificate img:last-of-type {
        display: none
    }
    .certificate .container > div > div img {
        display: block;
    }
    .certificate .container > div {
        width: 56%;
    }
    .minimized {
        width: 300px;
        cursor: pointer;
        border: 1px solid #FFF;
        margin-top: 50px;
        margin-bottom: 50px;
        position: relative;
        left: 50%;
        transform: translate(-50%, 0);
        }
    .minimized:hover {
        border: 1px solid white;
    }
    .contact_info_section .contact_info_container {
        width: 100%;
    }
}

@media (max-width: 767px) {
    
	/* header */
    
    header h1 {
        font-size: 40px !important;
    } 
	.layout_padding {
        padding-top: 90px;
        padding-bottom: 90px;
    }

    .layout_padding-top {
        padding-top: 90px;
    }

    .layout_padding-bottom {
        padding-bottom: 90px;
    }

    .hero_area {
        background-color: center;
    }

    .header_info {
        padding-top: 45px;
        padding-bottom: 75px;
        text-align: center;
    }

    .header_info .detail-box {
        padding: 0;
    }

    .header_info .detail-box .btn-box {
        justify-content: center;
    }


    .accreditation_section .detail-box {
        margin-bottom: 45px;
    }

    .sendform_section form {
        margin-bottom: 45px;
    }


    .info_bottom_row>div {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .info_bottom_row>div:not(:nth-last-child(1)) {
        margin-bottom: 15px;
    }
    /* certificate */
    
    .certificate .container > div {
        width: 87%;
    }
    .minimized {
        width: 300px;
        cursor: pointer;
        border: 1px solid #FFF;
        margin-top: 50px;
        margin-bottom: 50px;
        position: relative;
        left: 50%;
        transform: translate(-50%, 0);
        }
    .minimized:hover {
        border: 1px solid white;
    }
    .contact_info_section .contact_info_container {
        width: 100%;
    }
}

@media (max-width: 576px) {

     /* header */
    
    header h1 {
        font-size: 35px !important;
    } 
	.header_info .detail-box h1 {
        font-size: 2.5rem;
    }

    .carousel_btn-box {
        display: flex;
        justify-content: center;
        margin-top: 45px;
    }

    .header_info .carousel-control-prev,
    .header_info .carousel-control-next {
        position: unset;
        transform: none;

    }
    .minimized {
        width: 300px;
        cursor: pointer;
        border: 1px solid #FFF;
        margin-top: 50px;
        margin-bottom: 50px;
        position: relative;
        left: 50%;
        transform: translate(-50%, 0);
        }
    .minimized:hover {
        border: 1px solid white;
    }
    .contact_info_section .contact_info_container {
        width: 100%;
    }
}

@media (max-width: 480px) {
        .minimized {
        width: 300px;
        cursor: pointer;
        border: 1px solid #FFF;
        margin-top: 50px;
        margin-bottom: 50px;
        position: relative;
        left: 50%;
        transform: translate(-50%, 0);
        }
    .minimized:hover {
        border: 1px solid white;
    }
    .contact_info_section .contact_info_container {
        width: 100%;
    }
}

@media (max-width: 400px) {
    .header_info .detail-box h1 {
        font-size: 2rem;
    }

    .heading_container h2 {
        font-size: 28px;
    }
    .minimized {
        width: 300px;
        cursor: pointer;
        border: 1px solid #FFF;
        margin-top: 50px;
        margin-bottom: 50px;
        position: relative;
        left: 50%;
        transform: translate(-50%, 0);
        }
    .minimized:hover {
        border: 1px solid white;
    }
    .contact_info_section .contact_info_container {
        width: 100%;
    }
}

@media (max-width: 360px) {
    .client_section .box .client_id .img-box {
        width: 100px;
        min-width: 100px;
        margin-right: 15px;
    }
    .minimized {
        width: 300px;
        cursor: pointer;
        border: 1px solid #FFF;
        margin-top: 50px;
        margin-bottom: 50px;
        position: relative;
        left: 50%;
        transform: translate(-50%, 0);
        }
    .minimized:hover {
        border: 1px solid white;
    }
    .contact_info_section .contact_info_container {
        width: 100%;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1170px;
    }
}