This paragraph must be in the first column. Clicking link 2 after link 1 should restore everything to its original layout Click1 Click2
This paragraph must be in the second column. There must also be a half-blue half-silver below. Only the position of the next paragraph should change when the following links are clicked: Click1 Click2
Clicking the following links in order must not disturb the layout or change the behavior of the previous links, it must only cause the blue half-line to disappear and reappear: Click1 Click2