B.118. top
This property lets you set the distance between the top edge of an absolute positioned element (including its padding, border, and margin)[13] and the top edge of the positioning context in which it resides. The positioning context is the content area of the element's nearest ancestor that has a position property value other than static, or the body element.
[13] The CSS2 specification contains an error that suggests that the padding, border, and margin of the positioned element should not be considered. This has been acknowledged as a mistake by the CSS Working Group in the Errata document for CSS2.
For relative positioned elements, this property sets a relative offset from the normal position of its top edge. So, a setting of
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