海报品类作品，标题是手绘线性校园运动会邀请函，描述为这是一份邀请函， invites schoolmates to participate in the upcoming school sports festival. The poster is designed with a simple and elegant style, featuring hand-drawn lines and colorful illustrations. The design is easy to read and understand, making it perfect for promotional purposes. With Eqtuiu.com, you can create this poster quickly and easily using our online design tool and rich template library.