title: CSS for inverted curved tabs
body: <p>I've gotten stuck on how to code the css for these inverted curvy tabs that were supplied by a design agency.</p>
  
  <p><img src="https://i.stack.imgur.com/DVnFH.png" alt="enter image description here"></p>
  
  <p>see here: <a href="http://max-guedy.com/images/tab.png" rel="nofollow noreferrer">http://max-guedy.com/images/tab.png</a></p>