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en.javascript.info/2-ui/1-document/11-coordinates/2-position-at/solution.md
Ghost-017 ef513dd083
Typo corrected
2018-10-04 12:46:33 +08:00

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In this task we only need to accurately calculate the coordinates. See the code for details.

Please note: the elements must be in the document to read offsetHeight and other properties. A hidden (display:none) or out of the document element has no size.