An introduction to CSS

body {
    background-color: yellow;
}
h1 {
    color: black;
    text-align: center;
}
.p1 {
  font-family: font-family: "Times New Roman", Times, serif;
  font-size: 30px;
}
.p2 {
    font-family: "Lucida Console", "Courier New", monospace;
}