(1): definition of float: make The element leaves the document flow, moves in the specified direction, and stops when it encounters the parent boundary or the adjacent floating element.
(2): Height collapse: The height of the parent element of the floating element is adaptive (when the parent element does not write the height, the height of the parent element will collapse after the child element writes the float)
Universal clear float:
Selector:after{
content:”.”;
< p> clear:both;
display:block;
height:0;
overflow :hidden;
visibility:hidden;
}
WordPress database error: [Table 'yf99682.wp_s6mz6tyggq_comments' doesn't exist]SELECT SQL_CALC_FOUND_ROWS wp_s6mz6tyggq_comments.comment_ID FROM wp_s6mz6tyggq_comments WHERE ( comment_approved = '1' ) AND comment_post_ID = 5724 ORDER BY wp_s6mz6tyggq_comments.comment_date_gmt ASC, wp_s6mz6tyggq_comments.comment_ID ASC