title: Underline edit text
body: <p>How can I make permanent underline for an EditText, with ability of color change after being focused?
  I haven't found an answer in another topics.
  I would like to achieve something like that:
  <a href="https://i.stack.imgur.com/8UhAk.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/8UhAk.png" alt="enter image description here"></a></p>