title: Mask Video SVG shapes
body: <p>I'd like to insert a video to a shape SVG.</p>
  
  <p>The shape looks like this :<a href="https://i.stack.imgur.com/GZ4l0.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/GZ4l0.png" alt="Shape"></a>
  I exported them to .svg</p>
  
  <p>I tried use <code>mask</code> CSS and create the shape with CSS to use <code>overflow: hidden</code> but nothing.</p>
  
  <p>I need your help please !
  Thanks</p>