body{margin:0 auto;font-family:Arial,sans-serif;background-color:#f5f5f5}#root{margin:0 auto;min-height:100vh;width:80%;text-align:center;background-color:#fff;box-shadow:0 4px 10px #0000001a;border:1px solid #ddd;padding:20px}.container{display:flex;justify-content:space-around;align-items:center;width:100%;margin-bottom:30px}.canvas-container{width:100%;height:100%;max-width:600px;position:relative;aspect-ratio:1/1}canvas{width:100%;height:100%;display:block;margin:20px auto;border:1px solid black;border-radius:5px;box-shadow:0 2px 5px #0000001a}.download-btn{position:absolute;top:40px;right:10px;background:#fff;border:2px solid #007bff;border-radius:20%;cursor:pointer;color:#007bff;opacity:0;transition:opacity .3s ease;filter:drop-shadow(2px 2px 2px rgba(0,0,0,.5))}.download-btn:hover{opacity:1!important;animation:none!important}.canvas-container:hover .download-btn{opacity:1;transition:opacity .3s ease;animation:showButton 5s forwards}@keyframes showButton{0%{opacity:1}70%{opacity:1}to{opacity:0}}.download-btn svg{width:24px;height:24px;fill:#007bff;filter:drop-shadow(2px 2px 2px rgba(0,0,0,.5))}.controls-container{display:flex;flex-direction:column;align-items:center;gap:10px}label{font-size:1rem;margin-right:8px;color:#444}select{padding:8px 12px;font-size:1rem;border-radius:5px;border:1px solid #ccc;outline:none;cursor:pointer;transition:border .3s ease}select:focus{border-color:#007bff}.color-picker{margin:3px}.buttons{display:flex;justify-content:space-evenly}button{padding:10px 20px;margin:0 5px;font-size:1rem;color:#fff;background-color:#007bff;border:none;border-radius:5px;cursor:pointer;transition:background-color .3s ease}button:hover{background-color:#0056b3}button.highlight{animation:highlight 3s ease-in-out}@keyframes highlight{0%,to{background-color:#007bff}50%{background-color:#fc0}}@media (max-width: 768px){#root{width:100%}.container{flex-direction:column}}