html{scroll-behavior:smooth}body,html{padding:0;margin:0;font-family:Roboto,Noto Sans KR,"sans-serif";z-index:1;overflow-y:hidden}a{color:inherit;text-decoration:none}*{box-sizing:border-box}.pointer{cursor:pointer}:-webkit-full-screen{background:none;z-index:0}:-ms-fullscreen{background:none;z-index:0}::-webkit-backdrop{background:none;z-index:0}::backdrop,:fullscreen{background:none;z-index:0}.height100vh{height:100vh}.hidden{display:hidden}.none{display:none}