:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.form{display:flex;flex-direction:column;gap:10px;font-size:20px}.form input,.rgb_result{box-sizing:border-box;width:250px;min-height:40px;padding:10px;font-size:1em;text-align:center}.form input{color:#000;border:1px solid white;background-color:#fff;outline:none}.form input:focus{border:1px solid royalblue}.rgb_result{background-color:#00000080}