@media only screen and (max-width: 990px){
    .menu_respon{
        display: none;
    }
    .arrow_res{
        display: block;
    }
    .top-bar{
        position: fixed;
        z-index: 9;
        top: 0px;
        width:100%;
    }
    .header{
        margin-top: 34px;
    }
    #item-description img{
        width:100%!important;
        height:auto!important;
    }
}
@media (max-width: 768px) {
    .to-top{
        left: 35px;
    }
    #fb-root{
        display: none;
    }
    .hotline-phone-ring-wrap{
        bottom: 0px;
    }
    .thumbnail .media{
        height: 170px;
        overflow: hidden;
    }
}