Prompt de voyage dans le temps cinématographique en écran partagé

A horizontal split-screen cinematic shot of {argument name="scene" default="{Scene}"}, seamlessly blending two different eras: {argument name="era A" default="{Era_A}"} on the left and {argument name="era B" default="{Era_B}"} on the right (default: about 100 years ago vs. present day). On the left side ({argument name="era A" default="{Era_A}"}): show era-appropriate architecture, interior or environment design, materials, vehicles, and props that clearly belong to that historical period. People wear authentic clothing from {argument name="era A" default="{Era_A}"}, including hairstyles, accessories, and typical items in their hands (such as books, umbrellas, instruments, letters, newspapers, etc.