:root{font-family:Inter,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}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}body,html{margin:0;padding:0;height:100%;display:flex;justify-content:center;align-items:center}.piano-wrapper{padding:30px;border-radius:16px;display:inline-block;position:relative}.piano{position:relative;width:560px;height:400px;display:flex}.white-key{width:80px;height:360px;background:#fff;border:2px solid #333;box-shadow:0 5px 10px #0006;margin-right:2px;display:flex;justify-content:center;align-items:flex-end;position:relative;cursor:pointer}.white-key:active{background:#ddd}.black-key{position:absolute;width:56px;height:220px;background:#000;border-radius:0 0 5px 5px;z-index:10;cursor:pointer}.black-key:active{background:#333}.key-label{font-size:18px;margin-bottom:8px;color:#666}.black-label{color:#ccc}.octave-indicator{position:absolute;top:20px;right:30px;color:#fff;font-family:sans-serif;font-size:20px}.song-complete-message{position:absolute;bottom:-15vh;color:#fff;font-size:24px;font-family:sans-serif;text-align:center;padding:20px;background-color:#000000b3;border-radius:10px;z-index:20;animation:appear 1.5s ease both}@keyframes appear{0%{opacity:0%;transform:translateY(5vh)}to{opacity:100%;transform:translateY(0)}}.floating-text-container{position:absolute;width:100%;height:100%;top:0;left:0;pointer-events:none;z-index:10;overflow:hidden}.floating-text{position:absolute;font-size:2rem;font-weight:700;text-shadow:0 0 5px rgba(255,255,255,.7);-webkit-user-select:none;user-select:none;animation:floatAndFade 3s ease-out forwards;opacity:0;transform:translateY(0)}@keyframes floatAndFade{0%{opacity:0;transform:translateY(10px) scale(.8)}10%{opacity:1;transform:translateY(0) scale(1)}70%{opacity:.7}to{opacity:0;transform:translateY(-40px) scale(.9)}}.fullscreen-video-container{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:9999;background-color:#000;display:flex;justify-content:center;align-items:flex-end;overflow:hidden;-webkit-user-select:none;user-select:none;pointer-events:none}.fullscreen-video{width:100vw;height:auto;object-fit:cover;object-position:bottom;position:absolute;bottom:0;left:0;-webkit-user-select:none;user-select:none;pointer-events:none}.transparent-bg{background-color:transparent!important}