body {
color: black;
background-color: white;
margin-top: 2em;
margin-left: 10%;
width: 400pt;
}

pre {
  background-color: beige;
}

pre.scheme {
  background-color: white;
}

.subject {
}

h1 {
margin-left: -5%;
margin-top: 2em;
font-size: large;
}

h2 {
margin-left: -4%;
margin-top: 1em;
font-size: large;
}

h3,h4,h5,h6 {
margin-left: -3%;
margin-top: .5em;
font-size: small;
}

.navigation {
color: red;
background-color: beige;
text-align: right;
font-style: italic;
}


.scheme {
color: brown;
}

.scheme .keyword {
color: #cc0000;
font-weight: bold;
}

.scheme .variable {
color: navy;
}

.scheme .global {
color: purple;
}

.scheme .constant,.number,.char,.string,.boolean {
color: green;
}

.scheme .comment {
color: teal;
}