@media screen and (min-width: 200px) and (max-width: 768px){
    header .main{
        display: none;
    }
    header .max{
        display: block;
    }
    .container {
        width: 100% !important;
        padding-left: 20px !important;
        padding-right: 20px !important;
    }
    .biz .text_one {
    font-family: 'Source Sans Pro', sans-serif;
    font-style: normal;
    font-weight: 600;
    text-align: center;
    font-size: 36px;
    line-height: 26px;
    color: #FFFFFF;
}
  .footer .set {
    width: 128px;
    height: 16px;
    display: flex;
    margin-top: 25px;
    justify-content: space-between;
}
.owl-theme .owl-dots, .owl-theme .owl-nav {
    text-align: center;
    -webkit-tap-highlight-color: transparent;
    position: absolute !important;
    top: 85% !important;
    left: 26% !important;
}
  main .text_one {
    font-family: 'Source Sans Pro', sans-serif;
    font-style: normal;
    font-weight: 900;
    font-size: 30px;
    line-height: 44px;
    margin-top: 100px;
    color: #FFFFFF;
    text-align: center;
}
    .biz .parent {
        width: 100%;
        height: 370px;
        display: flex;
        flex-wrap: wrap;
    }
    .biz .chap {
        width: 100%;
        height: 75%;
    }
    .biz .chap img{
        width: 100%;
    }
    .biz .ong {
        width: 100%;
        height: 100%;
        padding-left: 0px;
    }
    .biz {
        width: 100%;
        background-image: none;
        background-repeat: no-repeat;
        background-position: right 130px;
        height: 880px;
        background-size: 50%;
        margin-top: 0px;
    }
    .main {
    width: 100%;
    display: flex;
    margin-bottom: 0px;
    padding-top: 50px;
    height: 694px;
    }
    .tier .text_tier {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: 600;
        font-size: 14px;
        line-height: 18px;
        text-align: center;
        width: 70%;
        margin: 0px auto;
        color: #FFFFFF;
    }
    .tier .tier_text {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: italic;
        font-weight: 900;
        font-size: 30px;
        line-height: 38px;
        text-align: center;
        margin-bottom: 10px;
        color: #235BFF;
    }
    .tier {
        width: 100%;
        height: 140px;
        background-image: url(../images/tier.png);
        margin-bottom: 30px;
        display: flex;
        justify-content: center;
        flex-direction: column;
    }
    .blog_two .parent {
        width: 100%;
        display: flex;
        justify-content: space-between;
        margin-top: 55px;
        flex-wrap: wrap;
    }
    .blog_two .child {
        width: 50%;
        height: 244px;
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        text-align: center;
        margin-bottom: 30px;
    }
    .blog_two .blog_text {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: 600;
        font-size: 24px;
        line-height: 26px;
        text-align: center;
        color: #FFFFFF;
        margin-bottom: 20px;
    }
    .blog_two .text_one {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: 600;
        font-size: 16px;
        line-height: 20px;
        text-align: center;
        margin-top: 20px;
        color: #FFFFFF;
        margin-bottom: 10px;
    }
    .blog_two .text_two {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: normal;
        font-size: 13px;
        line-height: 16px;
        text-align: center;
        color: #FFFFFF;
        opacity: 0.3;
    }
    .rabota .child {
        width: 48%;
        height: 210px;
        background-color: #FFFFFF;
        display: flex;
        justify-content: center;
        align-items: space-between;
        flex-direction: column;
        padding: 0px 10px;
    }
    .rabota .text_two {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: normal;
        font-size: 14px;
        line-height: 16px;
        margin-bottom: 40px;
        margin-top: auto;
        color: #000000;
    }
    .rabota .child img{
        width: 97px;
        height: 96px;
    }
    .rabota .pad img {
        width: 100%;
        height: 128px;
    }
    .rabota .pad .img {
        width: 100%;
        height: 100%;
    }
    .rabota .pad{
        padding: 0px;
    }
    .rabota {
        width: 100%;
        background-image: url(../images/bg_img4.png);
        background-repeat: no-repeat;
        background-position: right 100%;
        min-height: 660px;
        height: 930px;
        margin-top: 100px;
        background-size: 53%;
    }
    .sertifikat .parent .child {
        width: 203px;
        height: 255px;
        border: 1px solid #C4C4C4;
        box-sizing: border-box;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-left: 20px;
    }
    .sertifikat .parent {
        width: 100%;
        display: flex;
        justify-content: space-between;
        overflow: scroll;
    }
    .client .child {
        width: 255px;
        height: 91px;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-bottom: 30px;
        margin-left: 30px;

    }
    .client .parent {
        width: 100%;
        display: flex;
        justify-content: space-between;
        flex-wrap: nowrap;
        overflow: scroll;
    }
    header .nav {
        display: block;
        width: 100%;
        min-height: 100px;
        align-items: center;
        margin-top: 15px;
        background: #333333;
        margin: 0px auto;
    }
    .main .item{
        width: 100% !important;
    }
    header{
        display: none;
    }
    .max{
        display: block;
    }
    .max header {
        display: block !important;
    }
    .biz .text_one::before {
        content: 'О компании';
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: 900;
        font-size: 88px;
        line-height: 26px;
        position: absolute;
        left: 890px;
        top: 1030px;
        opacity: 0.1;
        display: none;
    }
    .raqamlar {
        width: 95%;
        display: flex;
        margin-top: 0px;
        display: flex;
        justify-content: space-between;
    }
    .raqam_text {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: 900;
        font-size: 35px;
        line-height: 26px;
        margin-bottom: 20px;
        color: #FFFFFF;
    }
    .raqam_tex {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: 900;
        font-size: 13px;
        line-height: 26px;
        color: #FFFFFF;
        opacity: 0.5;
    }   
  .raqamlar {
    width: 90%;
    margin-top: 31px;
    text-align: center;
    display: flex;
    justify-content: space-between;
}

.raqamlade {
    width: 100%;
    height: 91px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #333;
    margin-top: 0px;
}
    .footer_top .parent {
        width: 100%;
        display: block;
    }
    .footer_top .chap {
        width: 100%;
    }
    .footer_top .ong{
        width: 100%;
        padding-left: 0;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        margin-top: 25px;
    }
    .footer_top {
        width: 100%;
        margin-top: 0px;
        background-image: none;
        background-repeat: no-repeat;
        background-position: 33% 250px;
        height: 1035px;
    }
    .footer_top .input {
        border-bottom: 1.5px solid #FFFFFF !important;
        background: transparent;
        outline: none;
        width: 92%;
        height: 36px;
        padding-top: 15px;
        padding-bottom: 30px;
        border: 1px solid transparent;
        margin-bottom: 40px;
    }
    .footer_top .btnn {
        padding: 12px 50px;
        color: #FFFFFF;
        border: 1px solid #FFFFFF;
        margin-left: 0px;
        text-decoration: none;
    }
    .footer_top .text_two {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: normal;
        font-size: 18px;
        line-height: 26px;
        margin-bottom: 50px;
        color: #FFFFFF;
        opacity: 0.5;
        padding: 0px 22px;

    }
    .footer .parent {
        width: 100%;
        display: flex;
        justify-content: space-between;
        padding-top: 30px;
        flex-wrap: wrap;
    }
    .child {
        width: 49%;
        height: 155px;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-bottom: 30px;
    }
    .child {
        width: 49%;
        height: 328px;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-bottom: 30px;
    }
    #child {
        width: 100%;
        height: 155px;
        display: flex;
        justify-content: flex-start;
        align-items: flex-start;
        flex-direction: column;
        margin-bottom: 30px;
    }
    .footer {
        width: 100%;
        border-top: 1px solid #C4C4C4;
        height: 790px;
        border-bottom: 1px solid #C4C4C4;
    }
    footer .parent {
        width: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        padding: 15px 0px;
    }
    .rabota .parent a {
        width: 49%;
        text-decoration: none;
        color: none;
        transform: 2s ease;
        height: 205px;
        padding: 0px;
    }
    .rabota .child {
        width: 100%;
        height: 185px;
        background-color: #FFFFFF;
        display: flex;
        justify-content: center;
        align-items: space-between;
        flex-direction: column;
        background-size: 100% 60% !important;
        padding: 0px 10px;
    }
    .rabota .pad {
        padding: 0;
    }
  .rabota .child3 .text_two {
    font-family: 'Source Sans Pro', sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 11px;
    line-height: 18px;
    margin-bottom: 0px;
    margin-top: 122px;
    color: #000000;
}	
.rabota .child1 .text_two {
    font-family: 'Source Sans Pro', sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 17px;
    line-height: 14px;
    margin-bottom: 0px;
    margin-top: 78% !important;
    text-align: center;
    color: #000000;
}
.rabota .child2 .text_two {
    font-family: 'Source Sans Pro', sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 17px;
    line-height: 15px;
    margin-bottom: 0px;
    margin-top: 83%;
    text-align: center;
    color: #000000;
}
    .parent_item{
        width: 100%;
        height: 500px;
        background-image: url(../images/carusel_img/moduly-optyczne16.jpg);
        background-size: 100% 100%;
        background-position: center ;
        padding-left: 20px !important;
        background-color: #000;
        margin-top: 30px;
        padding-top: 20px;
        padding-right: 20px;
    }
    .parent_item .item_text_bir{
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: 900;
        font-size: 25px;
        line-height: 30px;
        margin-top: 30px;
        color: #FFFFFF;
        width: 72%;
        margin-bottom: 0px;
    }
    .parent_item .item_text_ikki{
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: 900;
        font-size: 15px;
        line-height: 20px;
        margin-top: 165px;
        color: #FFFFFF;
        width: 70%;
        opacity: 0.5;
        margin-bottom: 0;
    }
    .main .item {
        width: 30em !important;
    }
  .biz .bizde{
        width: 100% !important;
    height: 264px !important;
  }
    .item2{
        width: 100%;
        height: 500px;
        background-image: url(../images/carusel_mobile/img5.png);
        background-size: 100% 100% !important;
        background-position: center -230px;
        padding-left: 20px !important;
        margin-top: 30px;
        padding-top: 20px;
        padding-right: 20px;
    }
    .rabota .child3 .text_two {
    font-family: 'Source Sans Pro', sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 11px;
    line-height: 13px;
    margin-bottom: 0px;
    margin-top: 118px;
    color: #000000;
}
.rabota .child6 .text_two {
    font-family: 'Source Sans Pro', sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 17px;
    line-height: 16px;
    margin-bottom: 0px;
    margin-top: 80%;
    text-align: center;
    color: #000000;
}
    .item3{
        width: 100%;
        height: 500px;
        background-image: url(../images/carusel_mobile/img7.png);

        background-size: 100% 100% !important;
        background-position: center -230px;
        padding-left: 20px;
        margin-top: 30px;
        padding-top: 20px;
        padding-right: 20px;
    }
    .item4{
        width: 100%;
        height: 500px;
        background-image: url(../images/carusel_mobile/img4.png);

        background-size: 100% 100% !important;
        background-position: center ;
        padding-left: 20px;
        margin-top: 30px;
        padding-top: 20px;
        padding-right: 20px;
    }
    .item5{
        width: 100%;
        height: 500px;
        background-image: url(../images/carusel_mobile/img8.png);

        background-size: 100% 100% !important;
        background-position: center ;
        padding-left: 20px;
        margin-top: 30px;
        padding-top: 20px;
        padding-right: 20px;
    }
        .item6{
        width: 100%;
        height: 500px;
        background-image: url(../images/carusel_mobile/kamera.png) !important;

        background-size: 100% 100% !important;
        background-position: center ;
        padding-left: 20px;
        margin-top: 30px;
        padding-top: 20px;
        padding-right: 20px;
    }
    .item7{
        width: 100%;
        height: 500px;
        background-image: url(../images/carusel_mobile/img1.png);

        background-color: #ccc !important;
        background-size: 100% 100% !important;
        background-position: center ;
        padding-left: 20px;
        margin-top: 30px;
        padding-top: 20px;
        padding-right: 20px;
    }
    .item8{
        width: 100%;
        height: 500px;
        background-image: url(../images/carusel_mobile/img2.png);

        background-size: 100% 100% !important;
        background-position: center ;
        padding-left: 20px;
        margin-top: 30px;
        padding-top: 20px;
        padding-right: 20px;
    }
    .owl-theme .owl-nav.disabled+.owl-dots {
        margin-top: 10px;
        position: absolute;
        left: 31%;
        top: 490px;
    }   
    .rabota .text_two {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: normal;
        font-size: 11px !important;
        line-height: 16px;
        margin-bottom: 0px;
        margin-top: auto;
        color: #000000;
    }
    .otziv .nonede{
        display: none;
    }
    .otziv .mobil{
        display: block;
        overflow: scroll;
    }
    .otziv .parent {
        width: 100%;
        display: flex;
        justify-content: space-between;
        overflow-x: scroll;
    }
    .otziv {
        width: 100%;
        background-image: url(../images/bg-otziv.png);
        background-repeat: no-repeat;
        background-position: left top;
        min-height: 400px;
        background-color: #FFFFFF;
        padding-bottom: 50px;
        overflow: hidden;
    }
    .raqamlar::before {
        content: '';
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: 900;
        font-size: 88px;
        line-height: 26px;
        left: 766px;
        top: 686px;
        opacity: 0.05;
        text-transform: uppercase;
        position: absolute;
        color: rgb(255, 255, 255);
        display: none;
    }
    .rabota .text_two {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: normal;
        font-size: 11px;
        line-height: 16px;
        margin-bottom: 0px;
        margin-top: auto;
        color: #000000;
    }
    .otziv .parent {
        width: 399%;
        display: flex;
        justify-content: space-between;
        overflow-x: scroll;
    }
    .footer_top {
        width: 100%;
        margin-top: 0px;
        background-image: none;
        background-repeat: no-repeat;
        background-position: 33% 250px;
        height: 1170px;
    }
    .mobil .carusel{
        display: block !important;
        
    }
    .otziv .mobil .child{
        width: 100% !important;
    }
    .offcanvas-end {
        top: 0;
        right: 0;
        width: 75% !important;
        border-left: 1px solid rgba(0,0,0,.2);
        transform: translateX(100%);
    }
    .offcanvas {
        position: fixed;
        bottom: 0px;
        z-index: 9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 !important;
        display: flex;
        flex-direction: column;
        max-width: 100%;
        visibility: hidden;
        background-color: rgb(255, 255, 255);
        background-clip: padding-box;
        outline: 0px;
        transition: transform 0.3s ease-in-out 0s;
    }
    .rabota .text_two {
    font-family: 'Source Sans Pro', sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 11px;
    line-height: 16px;
    margin-bottom: 0px;
    margin-top: 95%;
    color: #000000;
}
.rabota .child7 .text_two {
    font-family: 'Source Sans Pro', sans-serif;
    font-style: normal;
    font-weight: normal;
    font-size: 17px;
    line-height: 15px;
    text-align: center;
    margin-bottom: 0px;
    margin-top: 93%;
    color: #000000;
}
    .offcanvas-body a{
        font-family: 'Source Sans Pro', sans-serif;
    font-style: normal;
    font-weight: 600;
    font-size: 16px;
    line-height: 26px;
    /* identical to box height, or 162% */
    display: block;
    text-decoration: none;
    margin-bottom: 10px;
    color: #000000;
    }
    main .text_one {
        font-family: 'Source Sans Pro', sans-serif;
        font-style: normal;
        font-weight: 900;
        font-size: 34px;
        line-height: 75px;
        margin-top: 100px;
        color: #FFFFFF;
        text-align: center;
    }
    .mapp{
        width: 98% !important;
    }
    .parent_item .text_btnde {
    width: 200px;
    height: 50px;
    border: 1px solid #FFFFFF;
    background: transparent;
    color: #FFFFFF;
    margin-top: 300px;
    z-index: 9999;
    position: absolute;
    transition: 0.3s linear;
}
    .card-carousel .my-card {
        height: 17rem;
        width: 17rem;
        position: relative;
        z-index: 1;
        /* -webkit-transform: scale(0.6) translateY(-2rem); */
        /* transform: scale(0.6) translateY(-2rem); */
        opacity: 0;
        cursor: pointer;
        pointer-events: none;
        background: #FFFFFF;
        background-image: url(images/bg-3.png);
        background-repeat: no-repeat;
        background-position: right;
    }
}   
header {
    border-bottom: 1px solid #fff;
}
@media screen and (min-width: 1700px) and (max-width: 1920px){
    .parent_item {
    width: 100%;
    height: 700px;
    background-size: cover !important;
    background-position: center !important;
    padding-left: 164px;
    margin-top: 30px;
    padding-top: 20px;
}
}