title: How do you implement the snackbar that has the button at the bottom?
body: <p>On the material design specs there is a snackbar that has the button at the bottom. How do you implement that? </p>
  
  <p>Here is the image from the spec. I'm talking about the last one. 
  <a href="https://i.stack.imgur.com/OLkW4.jpg" rel="noreferrer"><img src="https://i.stack.imgur.com/OLkW4.jpg" alt="enter image description here"></a></p>