美国250周年纪念日，蓝色背景文字 关键词：美国，250周年，生日，庆祝活动. 文字“AMERICA 250th BIRTHDAY”在鲜艳的蓝色背景上醒目地显示。 “AMERICA”和“BIRTHDAY”字样采用大号、浅蓝色、无衬线大写字母。 数字“250th”以白色轮廓和微妙的红色阴影的程式化手写字体呈现，营造出动态的视觉重点。

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美国250周年纪念海报和横幅套装。美国独立日快乐，7月4日