body {
  background-color: black;
  color: blue;
  font-family: Serif;
}
h2 {
    font-size: 1.5em;
    margin: 2px 4px 6px 10px;
    padding: 10px;
    border-style: solid;
    border-width: 2px;
    border-left-width: 3px;
    border-right-width: 3px;
    border-color: gray;
    text-align: center
}