<div class="code-card">
  <div class="window-bar">
    <div class="window-buttons">
      <span class="btn close"></span>
      <span class="btn minimize"></span>
      <span class="btn maximize"></span>
    </div>
    <div class="window-title">
      card.html - Code Editor
    </div>
  </div>
  <div class="tab-bar">
    <div class="tab active">card.html</div>
    <div class="tab">styles.css</div>
  </div>
  <div class="editor-container">...