body {
            font-family: Arial, sans-serif;
        }
        
        ul {
            list-style-type: none;
            padding: 0;
        }
        
        li {
            margin: 8px 0;
            padding: 6px;
            background: #f0f0f0;
            border: 1px solid #ccc;
            cursor: grab;
        }
        
        li.dragging {
            opacity: 0.5;
        }
        
        button {
            margin-left: 8px;
        }