body{font-family:"Microsoft YaHei", sans-serif;}.section{padding-top:120px;padding-bottom:120px;}.nav-link.active{color:rgb(59, 130, 246);text-decoration-line:underline;text-decoration-thickness:initial;text-decoration-style:initial;text-decoration-color:initial;}.hero-canvas{position:absolute;top:0px;left:0px;width:100%;height:100%;z-index:-1;}#mobile-menu.hidden{display:none;}