@import"https://fonts.googleapis.com/css2?family=Roboto";*{box-sizing:border-box}html{margin:0;padding:0;font-family:Roboto,sans-serif;font-size:13px}body{margin:8px}.center{max-width:800px;margin:0 auto}.adbar{position:sticky;top:8px;display:flex;flex-direction:column;gap:8px}