a.one:link {color: #ff0000}
  a.one:visited {color: #0000ff}
  a.one:hover {color: #ffcc00}

  a.two:link {color: #ff0000}
  a.two:visited {color: #0000ff}
  a.two:hover {font-size: 150%}

  a.three:link {color: #ff0000}
  a.three:visited {color: #0000ff}
  a.three:hover {background: #66ff66}

  a.four:link {color: #ff0000}
  a.four:visited {color: #0000ff}
  a.four:hover {font-family: monospace}

  a.five:link {color: #ff0000; text-decoration: none}
  a.five:visited {color: #0000ff; text-decoration: none}
  a.five:hover {text-decoration: underline}