title: How to change css class runtime in SAPUI5
body: <p><a href="https://i.stack.imgur.com/pOX8M.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/pOX8M.png" alt="Tile Container" /></a></p>
  <p>I've a custom tile. I want to add class/Change color  on top HBox which is right now light green.  so that color should be according to score  (red,brown,dark green or light green) shown below. if score is above 80 it should be dark green. How can I do that.</p>