.site_bg_product {
    background-image: url("./img/bg/bg_product.jpg");
    background-position: top;
    background-size: cover;
}

.site_bg_company {
    background-image: url("./img/bg/bg_company.jpg");
    background-position: center;
    background-size: cover;
}

.site_bg_deploy {
    background-image: url("./img/bg/bg_deploy.jpg");
    background-position: center;
    background-size: cover;
}
.site_bg_tech {
    background-image: url("./img/bg/bg_tech.jpg");
    background-position: top;
    background-size: cover;
}

.site_bg_header_1 {
    background-image: url("./img/bg/bg_header_1.jpg");
    background-position: bottom;
    background-size: cover;
}

.site_bg_header_2 {
    background-image: url("./img/bg/bg_header_2.jpg");
    background-position: bottom;
    background-size: cover;
}

.site_bg_header_3 {
    background-image: url("./img/bg/bg_header_3.jpg");
    background-position: bottom;
    background-size: cover;
}

.site_bg_about {
    background-image: url("./img/bg/bg_about.jpg");
    background-position: top;
    background-size: cover;
}