splay: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 10px;
    }

    .checkbox-group {
      display: flex;
      align-items: center;
      gap: 5px;
    }

    button {
      padding: 8px 16px;
      background: #0070f3;
      color: white;
      border: none;
      border-radius: 4px;
      cursor: pointer;
    }

    button:hover {
      background: #0051a2;
    }

    label {
      user-select: none;
    }
  </style>
</head>
<body>
  <div class="container">
    <div class="editor"