Change text (html) with .animate

Question

I am trying to animate the html part of a tag ( This Text! ) using jQuery\'s Animate function, like so:

Answer 1

refer to official jquery example: and play with it.

.animate({
    width: "70%",
    opacity: 0.4,
    marginLeft: "0.6in",
    fontSize: "3em",
    borderWidth: "10px"
  }, 1500 );