/* 小屏幕（平板，大于等于 768px） */
@media (max-width: 768px) {
    .hide-none{
        display: none;
    }
    .one{
        width: 50%
    }
    .two{
        width: 30%
    }
    .four{
        width: 20%
    }
    .navbar-default .navbar-nav>li:hover>a{
        border-bottom:0px solid #481869;
    }
    .nav-active{border-bottom:0px !important;}
    .container{
        overflow: hidden;
    }
    .navbar-nav{
        margin:0 !important;
    }
    .cart{
        width:calc(100% - 20px) !important;
    }
    .cart .table .table-con .bg-img .absolute-con{
        width:100% !important;
    }
}

@media (max-width:500px) {
    .banner{
        position: relative;
    }
    .banner .login-con{
        position: absolute;
        margin:auto;
        top:0;
        left:0;
        right:0;
        bottom:0;
    }
}