:root{color-scheme:light}html,body,#root{margin:0;padding:0;height:100%;width:100%;overflow:hidden;background:#fff}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;color:#111}.pong-canvas{display:block;width:100vw;height:100vh}.hello-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;pointer-events:none;font-size:clamp(1.5rem,3vw,2.5rem);color:#111;-webkit-user-select:none;user-select:none;z-index:1}.hello-o-slot{visibility:hidden}