:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:#ffffffde;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#242424;font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;font-weight:400;line-height:1.5}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}a{color:#646cff;-webkit-text-decoration:inherit;text-decoration:inherit;font-weight:500}a:hover{color:#535bf2}body{place-items:center;min-width:320px;min-height:100vh;margin:0;display:flex}h1{font-size:3.2em;line-height:1.1}button{cursor:pointer;background-color:#1a1a1a;border:1px solid #0000;border-radius:8px;padding:.6em 1.2em;font-family:inherit;font-size:1em;font-weight:500;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.container{max-width:500px;margin:40px auto;padding:20px;font-family:sans-serif}h1{text-align:center;color:#333}.add-form{gap:10px;margin-bottom:20px;display:flex}.add-form input{border:1px solid #ddd;border-radius:4px;flex:1;padding:10px;font-size:16px}.add-form button{color:#fff;cursor:pointer;background:#007bff;border:none;border-radius:4px;padding:10px 20px}.add-form button:hover{background:#0056b3}.todo-list{padding:0;list-style:none}.todo-list li{border:1px solid #eee;border-radius:4px;align-items:center;gap:10px;margin-bottom:8px;padding:12px;display:flex}.todo-list li.completed span{color:#888;text-decoration:line-through}.todo-list li span{flex:1}.todo-list li button{color:#fff;cursor:pointer;background:#dc3545;border:none;border-radius:4px;padding:5px 10px}.todo-list li button:hover{background:#c82333}