<div class="cd-mac">
<div class="cd-top"></div>
<div class="cd-bottom"></div>
<div class="cd-camera"></div>
<div class="cd-notch"></div>
<div class="cd-screen">
<!-- img, iframe, content, etc. goes here -->
</div>
</div>
<!-- Mac Types (MacBook Air is default) -->
cd-pro
<!-- example usage -->
<div class="cd-mac cd-pro">
...
</div>