: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}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:350px;min-height:900px;justify-content:center;background-color:#735374;background-size:contain}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}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}body{margin:0;padding:0;display:flex;justify-content:center;align-items:center;min-height:100vh;background:#2c3e43;font-family:Arial,sans-serif}.todo_div{margin:auto;padding:20px;background:#201e1e;border-radius:10px;box-shadow:0 4px 15px #68686280}.input{width:90%;padding:10px;margin-bottom:10px;font-size:1rem;border:1px solid #ccc;border-radius:6px}button{padding:8px 12px;margin:4px 0;border:none;background-color:#007bff;color:#fff;font-size:.9rem;border-radius:6px;cursor:pointer;transition:background .3s ease}button:hover{background-color:#0056b3}ul{list-style:none;padding:0}li{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;padding:10px;margin-bottom:8px;background:#565555;border-radius:6px;box-shadow:0 2px 5px #0000000d}.span_task{text-decoration:line-through;color:gray}.todo-buttons{display:flex;gap:6px}.add-task-container{display:flex;justify-content:center}.btns{gap:1px;display:flex;flex-direction:row}@media (max-width: 770px){.todo-buttons{display:none}.todo_div{padding:15px}button{width:100%;margin:auto}li{flex-direction:column;align-items:flex-start}}