body{font-family:"Noto Sans SC", sans-serif;}.hero-canvas{position:absolute;top:0px;left:0px;width:100%;height:100%;z-index:-1;}.video-card:hover{transform:translateY(-5px);box-shadow:rgba(0, 0, 0, 0.1) 0px 20px 25px -5px, rgba(0, 0, 0, 0.04) 0px 10px 10px -5px;}.category-btn.active{background-color:rgb(59, 130, 246);color:white;}