@media screen and (min-width:1280px){

}
.company_profile .content {
    padding-top: 25px;
}
.company_profile .img {
    padding-top: 10px;
}
.quality .content {
    padding-top: 10px;
}
.quality .img {
    padding-top: 40px;
}

.adv_list .des h2 {
    font-size: 16px;
}
.adv_list .r_box .des h2 {
    padding-left: 0px;
}

footer .contact_box {
    width: 300px;
}
.contact_box {
    margin-bottom: 40px;
}
.share {
    margin-right: 46px;
}
.f_ewma {
    margin-right: 46px;
}
.cat_nav a {
    width: 160px;
}
.about_box .r_box h3 {
    margin-top: 30px;
}
.pro_nav_i {
    padding-left: 24px;
}
header nav li:nth-child(4) .sub_nav.open{
    visibility: hidden;
}
header nav a {
    padding: 20px 33px;
}