Descendant Selector ("ancestor descendant")ancestor descendant1.0Any valid selector.A selector to filter the descendant elements.Selects all elements that are descendants of a given ancestor.
A descendant of an element could be a child, grandchild, great-grandchild, and so on, of that element.
Mark all inputs that are descendants of a form with a dotted blue border. Give a yellow background to inputs that are descendants of a fieldset that is a descendant of a form.