h1, h2, h3, h4, h5, h6 {
  stress: 20;
  richness: 90;
  /* cue-before: url("beep.mp3") */
  pause-after: 0.5s;
}
h1 {
  pitch: x-low;
  pitch-range: 90;
}
h2 {
  pitch: x-low;
  pitch-range: 80;
}
h3 {
  pitch: low;
  pitch-range: 70;
}
h4 {
  pitch: medium;
  pitch-range: 60;
}
h5 {
  pitch: medium;
  pitch-range: 50;
}
h6 {
  pitch: medium;
  pitch-range: 40;
}
li, dt, dd {
  pitch: medium;
  richness: 60;
}
dt { stress: 80; }
pre, code, tt {
  pitch: medium;
  pitch-range: 0;
  stress: 0;
  richness: 80;
}
i, em {
  pitch: medium;
  pitch-range: 60;
  stress: 60;
  richness: 50;
}
b, strong {
  pitch: medium;
  pitch-range: 60;
  stress: 90;
  richness: 90;
}
dfn {
  pitch: high;
  pitch-range: 60;
  stress: 60;
}
s, strike { richness: 0; }
u { richness: 0; }
a:link { voice-family: harry, male; }
a:visited { voice-family: betty, female; }
a:active {
  voice-family: betty, female;
  pitch-range: 80;
  pitch: x-high;
}
div#header { voice-family: paul, male;}
div#content { voice-family: paul, male;}
div#aside,
div#navbar,
div#subnav {
  voice-family: female;
  pitch: medium;
  pitch-range: 20;
  stress: 60;
  richness: 90;
}
div#footer {
  voice-family: female;
  pitch-range: 0;
  volume: soft;
}