Movie poster from “Jaws”(1975) Created by Roger Kastel. The design element is size due to the exaggerated size difference between the shark and the human.
“Guardians of the Galaxy” (2014) Poster. Design element is space because of the silhouettes and the shadows of the characters.
Poster from “Vertigo” (1958) Designed by Saul Bass. The element for this poster is line because of the way the circle draws your eyes to the two figures in the centre.