/******** For mobile device ********//******************************//*---- Responsive base screen witdh ------- *//* width - 30 *//* Tablet Devices Resizing */@media screen and (max-width: 1024px) and (min-width: 970px){}@media screen and (max-width: 970px){img { max-width: 100%; height: auto} }@media screen and (max-width:750px) and (min-width:680px){ img { max-width: 100%; height: auto} }@media screen and (min-width:320px) and (max-width: 640px) { #tin-tuc-menu,#col1_right,#chinhsach-trungtam,#hotline{display:none;} #open-btn,#col1_content,#detail1,#detail2,#left_footer{width:100%;float:none;} #logo,.search-container,#thongtin-cart{float:none;width:100%;text-align:center;} #logo{margin-right:0;} #logo img{width: 50%;} #header-container{height:auto;} #header{position:static;height:auto;} #header input[type="text"]{width:80%;margin-top:0;} .mybtn{margin: 0;width:20%;} #thongtin-cart{margin-top:10px;margin-bottom:10px;} #main-menu{margin-top:0;} #khuyenmai-header{font-size:14px;height:25px;line-height:25px;} .logo-nsx{margin:0;} .col1_title{font-size:11px;} .sanpham,.one_productsearch{width:50%;} #hotline{height:auto;} .mota-sp-header{height:auto;line-height:none;} } @media screen and (max-width: 380px) {img { max-width: 100%; height: auto} }/*---- end Responsive base screen witdh ------- */