<a href="http://google.ca" target="_blank">Link</a>

html, body {
  display: grid;
  justify-content: center;
  align-content: center;
  width: 100%;
  height: 100%;
  background-color: #eaeaea;
  font-family: sans-serif;
  font-size: 1.5rem;
  font-weight: bold;
  text-align: center;
}

a {
  padding: 10px;
  text-decoration: none;
}

a:link {
  color: cadetblue;
}

a:visited {
  color: indianred;
}

a:hover,
a:focus{
  background-color: goldenrod;
  color: white;
}

a:active {
  text-shadow: 0 0 3px rgba(0, 0, 0, 0.5);
}