body {
     voice-family: paul, male; 
     volume: loud; 
     speech-rate: slow;
     richness: 90; 
     stress: 20
}
h1, h2, h3, h4 {
     cue-before: url("ping.au")
}
strong { 
     pitch: medium; 
     pitch-range: 60; 
     stress: 90; 
     richness: 90 
}
p {
     pause: 50ms
}