The marker CSS property Points to a marker that will be drawn on the first, middle, and last vertices of the element's path; that is, at all of its vertices. The marker must have been defined using an SVG element, and can only be referenced with a value. The value of the CSS property overrides any values of the marker-start, marker, and marker-end attributes in the SVG....Deutsch The marker CSS property points to a marker that will be drawn...drawn at that point, though they may not point in the same direction...