*,:before,:after{box-sizing:border-box;scroll-behavior:smooth}*{margin:0}html{font-size:14px;overflow:hidden}::-webkit-scrollbar-track{background-color:#0000}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background-color:#888;background-clip:content-box;border:2px solid #0000;border-radius:6px;width:20px}