*{box-sizing:border-box;margin:0;padding:0}body{font-family:Arial,sans-serif;line-height:1.6}.app-container{max-width:1200px;margin:0 auto;padding:20px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:10px;border-bottom:1px solid #ddd}nav{display:flex;gap:20px}nav a{text-decoration:none;color:#007bff;font-weight:700}.widget-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.widget-card{border:1px solid #ddd;border-radius:4px;padding:20px;box-shadow:0 2px 4px #0000001a}.widget-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:15px}.form-group{margin-bottom:15px}label{display:block;margin-bottom:5px;font-weight:700}input,textarea{width:100%;padding:8px;border:1px solid #ddd;border-radius:4px}textarea{height:200px;font-family:monospace}button{padding:8px 16px;border:none;border-radius:4px;cursor:pointer;font-weight:700}button.primary{background-color:#007bff;color:#fff}button.danger{background-color:#dc3545;color:#fff}button.secondary{background-color:#6c757d;color:#fff}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center}.modal{background-color:#fff;padding:20px;border-radius:4px;max-width:500px;width:100%}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.preview-container{margin-top:20px;padding:20px;border:1px solid #ddd;border-radius:4px}
