/*  Extra small devices (portrait phones, less than 576px) */

@media (max-width: 575.98px) {
    /* heder start */
    header {
        padding: 5px 0;
    }
    .logo {
        width: 65px;
    }
    .logo_h1 {
        font-size: 20px;
    }
    .menu ul li a {
        padding: 0 7px 5px !important;
    }
    .btn_sign_in {
        margin-left: 0px;
    }
    /* banner start */
    .banner {
        padding-bottom: 60px;
    }
    .b_text {
        text-align: center;
    }
    .b_h1 {
        margin: 10px 0 20px;
        font-size: 35px;
        line-height: 50px;
    }
    .b_p2 {
        margin: 0;
        line-height: 30px;
    }
    .b_img {
        margin: 0 0 30px;
    }
    /* feature start */
    .pb_100 {
        padding-bottom: 60px;
    }
    .f_item {
        margin: 30px 0 0;
    }
    .f_img {
        width: 65px;
        height: 70px;
    }
    .f_h2 {
        font-size: 22px;
    }
    /* course start */
    .c-title h1 {
        font-size: 25px;
    }
    .co_item {
        margin: 30px 0 0;
    }
    .co_h2 {
        font-size: 22px;
    }
    .co_left img,
    .co_right img {
        width: 18px;
    }
    .co_left span,
    .co_right span {
        font-size: 14px;
    }
    /* course start */
    .t_item {
        margin-top: 40px;
    }
    .t_img {
        padding: 0 60px 20px;
    }
    .t_text {
        text-align: center;
    }
    /* footer top start */
    .footer_top {
        padding: 55px 0 20px;
        text-align: center;
    }
    .ft_details {
        margin-bottom: 35px;
        padding-right: 0;
    }
    .ft-links {
        margin-bottom: 35px;
    }
}


/*  Small devices (landscape phones, 576px and up) */

@media (min-width: 576px) and (max-width: 767.98px) {
    /* heder start */
    header {
        padding: 5px 0;
    }
    .logo {
        width: 65px;
    }
    .logo_h1 {
        font-size: 20px;
    }
    .menu ul li a {
        padding: 0 7px 5px !important;
    }
    .btn_sign_in {
        margin-left: 0px;
    }
    /* banner start */
    .banner {
        padding-bottom: 60px;
    }
    .b_text {
        text-align: center;
    }
    .b_h1 {
        margin: 10px 70px 20px;
        font-size: 35px;
        line-height: 50px;
    }
    .b_p2 {
        margin: 0 37px;
        line-height: 30px;
    }
    .b_img {
        margin: 0 50px 30px;
    }
    /* feature start */
    .pb_100 {
        padding-bottom: 60px;
    }
    .f_item {
        margin: 30px 0 0;
    }
    .f_img {
        width: 65px;
        height: 70px;
    }
    .f_h2 {
        font-size: 22px;
    }
    /* course start */
    .t_item {
        margin-top: 40px;
    }
    .t_img {
        padding: 0 120px 20px;
    }
    .t_text {
        text-align: center;
    }
    .c-title h1 {
        font-size: 25px;
    }
    .co_item {
        margin: 30px 50px 0;
    }
    .co_h2 {
        font-size: 22px;
    }
    /* footer top start */
    .footer_top {
        text-align: center;
    }
    .ft_details {
        margin-bottom: 40px;
        padding-right: 70px;
        padding-left: 70px;
    }
}


/*  Medium devices (tablets, 768px and up) */

@media (min-width: 768px) and (max-width: 991.98px) {
    /* heder start */
    header {
        padding: 10px 0;
    }
    .menu ul li a {
        padding: 0 7px 5px !important;
    }
    .btn_sign_in {
        margin-left: 0px;
    }
    /* banner start */
    .b_text {
        text-align: center;
    }
    .b_h1 {
        margin: 10px 125px 20px;
        font-size: 40px;
        line-height: 65px;
    }
    .b_p2 {
        margin: 0 101px;
        line-height: 30px;
    }
    .b_img {
        margin: 0 50px 30px;
    }
    /* feature start */
    .pb_100 {
        padding-bottom: 80px;
    }
    /* course start */
    .c-title h1 {
        font-size: 30px;
    }
    .co_item {
        margin: 40px 100px 0;
    }
    /* testimonial start */
    .t_item {
        margin-top: 40px;
    }
    /* footer top start */
    .footer_top {
        text-align: center;
    }
    .ft_details {
        margin-bottom: 40px;
        padding-right: 80px;
        padding-left: 80px;
    }
}


/*  Large devices (desktops, 992px and up) */

@media (min-width: 992px) and (max-width: 1199.98px) {
    /* banner start */
    .b_h1 {
        margin: 10px 46px 20px 0;
    }
    /* banner end */
    /* course start */
    .co_item {
        padding: 18px 7px 26px;
    }
    .co_left img,
    .co_right img {
        width: 20px;
    }
    .co_left span,
    .co_right span {
        font-size: 15px;
    }
    /* course end */
}


/* Extra Large devices (desktops, 1200px and up) */

@media (min-width: 1200px) and (max-width: 1399.98px) {
    /* banner start */
    .b_h1 {
        margin: 10px 46px 20px 0;
    }
    /* banner end */
}


/*  Extra extra large devices (large desktops, 1400px and up) */

@media (min-width: 1400px) {
    /* footer top start */
    .ft_details {
        padding-right: 130px;
    }
}