Change britness on hover

by davidxmartins

HTML

<a href="#">Button</a>

CSS

body {
  margin: 0
}

a {
  padding: 20px 40px;
  background: green;
  color: white;
  text-decoration: none;
  font-family: sans-serif;
  font-size: 18px;

  display: inline-block;
  margin: 30px;
}

a:hover, a:active {
  background-color: red;
}