```css
.nefab-ar-wrapper {
  font-family: Arial, sans-serif;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}
.nefab-ar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.nefab-ar-title {
  color: #144E8C;
  font-size: 22px;
  font-weight: bold;
  margin: 0;
}
.nefab-ar-toggle {
  display: flex;
  gap: 8px;
}
.nefab-toggle-btn {
  padding: 8px 20px;
  border: 2px solid #144E8C;
  background: white;
  color: #144E8C;
  font-family: Arial, sans-serif;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.2s;
}
.nefab-toggle-btn.active {
  background: #144E8C;
  color: white;
}
.nefab-ar-viewer-container {
  position: relative;
}
.nefab-ar-button {
  background: #144E8C;
  color: white;
  border: none;
  padding: 12px 24px;
  font-family: Arial, sans-serif;
  font-size: 15px;
  font-weight: bold;
  cursor: pointer;
  border-radius: 4px;
}
.nefab-qr-container {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.nefab-qr-label {
  color: #144E8C;
  font-size: 15px;
  font-weight: bold;
  margin: 0;
}
```

Copia y reemplaza todo el contenido de `module.css` con esto.