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CSS Property: counter-reset
Resets a named counter. Only supported by Opera at the time of writing.
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Possible Values
inhertnone(default)- [name] [number] - the name of the counter optionally followed by the number that the counter resets to (default is 0). This can be a chain of names and numbers such as
chapter 2 section 1 subsectionwhich will resetchapterto 2,sectionto 1 andsubsectionto 0.
Example
h2:before {
content: counter(chapter);
counter-increment: chapter;
counter-reset: section;
}