When describing the handhome topic comment, if it is a sub comment, there will be an @ someone anchor link in front of the comment content.Since the navigation at the top of the theme occupies 50px height, when clicking the anchor link
Because we want to change the comment area to infinite nesting, only the second level comments will be indented in the css style, and the lower level comments below will not be indented, so we need to add the word @ XX before the comment content, and then click this word to