@media only screen and (min-width: 992px) and (max-width: 1199px){
    .product-list li{width: 48%;margin-right: 0;height: 280px;}
    .product-list li:nth-child(2n+1){float: left;}
    .product-list li:nth-child(2n){float: right;}
}
@media only screen and (min-width: 768px) and (max-width: 991px) {
    .product-list li{width: 48%;margin-right: 0;height: 280px;}
    .product-list li:nth-child(2n+1){float: left;}
    .product-list li:nth-child(2n){float: right;}
}
@media only screen and (min-width: 0px) and (max-width: 767px) {
    .form-box .form textarea{height: 100px;}
    .type-list li{width: 62px;}
    .header{text-align: center;}
    .android-header-l{padding:5px 0;display: inline-block;width: calc(100% - 60px)}
    .header-r{float: none;margin:0 auto 10px auto;}
    .header-r {display: none;}
    .navbox{display: none;}
    .header-l{display: none;}
    .android-header-l img {margin-top: 5px;padding-left: 15px;}
    .item-list1,.item-list2,.item-list3{margin-bottom: 15px;}
    .main-r{margin-top: 20px;}
    .product-list li{width: 100%;margin-right: 0;height: 280px;}
    .page{padding:0;}
    .page .prev{margin-right: 5%;}
    .left-nav>li ul{display: block;}
    .contact-us form input{width: 70%;}
    .contact-us form textarea{width: 100%;}
    .new-top-r{width: 100%;}
    .new-top-l{width: 100%;margin-bottom: 10px;}
    #nb_invite_wrap{width: 300px!important;}
    #newBridge .nb-invite-wrap .nb-invite-text {left: 26px!important;}
    #newBridge .nb-middle{width: 270px!important;transform: translateX(-50%);margin:0!important;}
    .form-box .form input,.form-box .form .add,.form-box .form textarea{width: 100%;}
    .form-box .form>div{margin-bottom: 10px;}
    .form-box{width: 90%;padding:10px;}
}