body{font-family:Arial Rounded MT Bold,Gill Sans,Verdana,Tahoma,sans-serif;margin:0;padding:0;background:linear-gradient(to bottom,#4a90e2,#d6e9ff) no-repeat;min-height:100vh}main{padding:16px}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;border:0;clip:rect(0 0 0 0);overflow:hidden;white-space:nowrap;clip-path:inset(50%)}