3D Valentine's Day poster with a pink background, red and white hearts, text "Happy Valentine's Day", a pink gradient heart-shaped balloon in the center of the composition, surrounded by smaller red or burgundy and silver hearts. --ar 3:4 --fast --stylize 750 --v 6.1

三维情人节海报，粉色背景，红色和白色心形，文字 “情人节快乐”，构图中心是一个粉色渐变心形气球，周围是较小的红色或酒红色和银色心形