卡通手绘风国际和平日白鸽橄榄枝麦穗丝带蓝天白云插画

illustration poster, minimalist cartoon style, main colors light blue, white, and a touch of green, central flying white dove with olive branch in its beak, wings spread elegantly, background of blue sky and white clouds, peaceful and serene atmosphere, decorative blue ribbon with wheat patterns around the dove, text 'DAY OF PEACE' and 'SEPTEMBER 21ST' on the ribbon, modern sans-serif font, white color, overall clean and bright design, conveying peace and hope,elemental