/* a:link controls the base button color along with the button size & color and text alignment 
 a:hover controls the button color when the user mouse/holds click on the button */
a:link, a:visited { 
  background-color: black;
  color: white;
  padding: 14px 25px;
  text-align: center;
  text-decoration: underline;
  display: inline-block;
}
a:hover, a:active {
  background-color: red;
  text-decoration: rgb(0, 0, 0) underline;
  text-decoration-thickness: 2px;
}