You mean you want a border around the project title on a mouseover? Sure, u need CSS for that.
Leanr about css for example here: https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Getting_started
You need to find out the right selector for the project title, for example with the chrome inspector.
Learn about borders here: https://developer.mozilla.org/en/docs/Web/CSS/border
about hover(mouseover): https://developer.mozilla.org/en-US/docs/Web/CSS/%3Ahover
and css transitions: https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Using_CSS_transitions
You can enter your CSS in Lay Options -> Misc Options.