body { font-family: "Comic Sans", sans-serif;  }
h1 h2 h3 { font-family: Times }
h1 { font-size: extra-large; color: black; text-align: left }
h2 { font-size: large; color: blue }
h3 { font-size: medium; color: purple }
h4 { font-style: italic; color: black }
th { vertical-align: top; }
.important { font-weight: bold; }
.less-important { font-weight: lighter; font-size: smaller; }
.button   { font-family: Arial; font-weight: bold; color: blue }
.attop    { vertical-align: top; text-align: justify }
.prompt   { font-weight: bold; color: blue }
.response { font-weight: bold; color: black }