offsetParent
HTMLElement: offsetParent property
HTMLElement: offsetParent property The HTMLElement.offsetParent read-only property returns a reference to the element which is the closest (nearest in ......
CSS: offsetTop offsetLeft offsetParent
offsetParent is containing block 1. position: static; offsetTop 元素的上外边距到containing block的上内边距 (containing block的padding + element.margin) <!DOCTYPE ht ......