body {
  counter-reset: h2counter;
}
h1 {
	counter-reset: h2counter;
}
h2:before {
	content: counter(h2counter) ".\0000a0\0000a0";
	counter-increment: h2counter;
	counter-reset: h3counter;
}
h3:before {
	content: counter(h2counter) "." counter(h3counter) ".\0000a0\0000a0";
	counter-increment: h3counter;
}