@media only screen and (min-width :850px){.header-main:after{content:'';position:absolute;left:0;top:0;width:calc(50% - 25px);height:100%;background-image:url(/wp-content/uploads/2025/08/img-head-right.webp);background-repeat:no-repeat;background-position:right center;background-size:100% 100%;z-index:-99}.header-main:before{content:'';position:absolute;right:0;top:0;width:calc(50% - 25px);height:100%;background-image:url(/wp-content/uploads/2025/08/img-head-left.webp);background-repeat:no-repeat;background-position:left center;background-size:100% 100%;z-index:-99}header #logo{display:none}}@media only screen and (max-width :850px){.header-main{background-color:#201305 !important}.a-cong-game-2 .nav{display:grid;grid-template-columns:repeat(2,1fr)}.a-cong-game-2 .nav .tab a span{font-size:.8rem;white-space:nowrap}.a-cong-game-2 .nav .tab{height:100%}}@media only screen and (max-width :550px){.a-top-game .tabbed-content .nav{gap:10px}.a-tin-tuc .tabbed-content .tab-panels{padding:20px 10px}.a-top-game .tabbed-content .tab-panels{padding:20px 10px}}