body{font-family:Arial,sans-serif;margin:0;padding:0;background-color:#f0f0f0}.container{max-width:800px;margin:0 auto;padding:20px}h1{font-size:2em}.btn-primary,h1{margin-bottom:20px}.btn-primary{background-color:#4caf50;color:#fff;padding:10px 20px;border:none;cursor:pointer;border-radius:5px;transition:background-color .3s}.btn-primary:hover{background-color:#45a049}.list-container{list-style:none;padding:0;margin:0}.list-item{background-color:#f9f9f9;padding:15px;margin:10px 0;border:1px solid #ddd;border-radius:5px;display:flex;justify-content:space-between;align-items:center}.actions{display:flex;gap:10px}.btn-secondary{background-color:#2196f3;color:#fff;padding:8px 16px;border:none;cursor:pointer;border-radius:5px;transition:background-color .3s}.btn-secondary:hover{background-color:#1976d2}.btn-danger{background-color:#f44336;color:#fff;padding:8px 16px;border:none;cursor:pointer;border-radius:5px;transition:background-color .3s}.btn-danger:hover{background-color:#d32f2f}.form-group{margin-bottom:20px;text-align:left}label{display:block;margin-bottom:5px;font-weight:700}input[type=text]{width:100%;padding:8px;box-sizing:border-box;margin-bottom:10px;border:1px solid #ddd;border-radius:5px}