The opposite words listed at thesaurus.com do not seem to be fitting in the context of a page.
The antonyms listed there include:
fixed OK unbroken working healed mended perfect
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Intact seems to be opposite of torn in the context of the page.
It depends on what you mean by "opposite." The truest antonym for torn is probably untorn.
But one could make a case for these words, depending on what you were trying to convey: