:root{--font-main:Helvetica,Arial,sans-serif}html{box-sizing:border-box;scroll-behavior:smooth;background:#000;width:100%;scroll-padding-top:64px}*,:before,:after{box-sizing:border-box}body{width:100%;font-family:var(--font-main);background:#000;margin:0;padding:0;overflow-x:hidden}