Assertion:
Opera 4.0 does not allow CSS to be specified for THEAD elements. They can be applied to TR and TD/TH elements though.

Complex table, TABLE border=2, THEAD/TBODY/TFOOT separate the three table rows. No CSS applied:
filler text
TD Cell 1TH Cell 2TD Cell 3 Filler text Filler text Filler text Filler text Filler text
TD Cell 4 Filler text Filler text Filler text Filler text Filler textTD Cell 5TH Cell 6
TD Cell 7TD Cell 8TH Cell 9
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Complex table, TABLE border=2, THEAD/TBODY/TFOOT separate the three table rows. THEAD CSS: "color: yellow; background-color: green":
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TD Cell 1TH Cell 2TD Cell 3 Filler text Filler text Filler text Filler text Filler text
TD Cell 4 Filler text Filler text Filler text Filler text Filler textTD Cell 5TH Cell 6
TD Cell 7TD Cell 8TH Cell 9
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Complex table, TABLE border=2, THEAD/TBODY/TFOOT separate the three table rows. TBODY CSS: "color: yellow; background-color: green":
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TD Cell 1TH Cell 2TD Cell 3 Filler text Filler text Filler text Filler text Filler text
TD Cell 4 Filler text Filler text Filler text Filler text Filler textTD Cell 5TH Cell 6
TD Cell 7TD Cell 8TH Cell 9
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Complex table, TABLE border=2, THEAD/TBODY/TFOOT separate the three table rows. TFOOT CSS: "color: yellow; background-color: green":
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TD Cell 1TH Cell 2TD Cell 3 Filler text Filler text Filler text Filler text Filler text
TD Cell 4 Filler text Filler text Filler text Filler text Filler textTD Cell 5TH Cell 6
TD Cell 7TD Cell 8TH Cell 9
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