JSFiddle - React, Tailwind, and code Playground

HTML

<a href='#' >Somewhere over the rainbow!</a>

CSS

a{
  text-decoration:none;
  color:lightgreen
  transition: all .2s ease-in;
}

a:hover{
  color:darkblue;
  border-style:solid;
  border-width: 0px 0px 1px 0px;
}