body {
  margin: 20px 30px;
  color: black;
  background: white;
  font-family: Arial, sans-serif;
}

h1, h2, h3 {margin: 15px 0; padding: 0;}
h1 {font-size: 170%; font-weight: normal; text-align: center; text-decoration: underline;}
h2 {font-size: 145%; font-weight: normal; font-style: italic;}
h3 {font-size: 120%; font-weight: normal;}

a {color: #0000cc;}
a:hover {color: #0000cc; background: #dddddd;}
a:active {color: #000000; background: #cccccc;}

.justify {text-align: justify;}
.highlight {color: black; background: #ffcc00; padding: 0 2px;}