Prompt: The poster size is A3 (297mm x 420mm). Background: The background of the poster is a vibrant red, symbolizing joy and prosperity. In the center of the background, there is a golden dragon with a curving body, symbolizing good luck and prosperity. The golden dragon is surrounded by a few golden stars, adding a sense of mystery and fantasy. Central Design: In the center of the poster, there is a large \"Fu\" character, using a handwritten artistic font that appears elegant and artistic. The background of the Fu character is a gradient from a vibrant red to gold, adding layers and visual impact. Elements and Details: Around the Fu character, there are traditional Chinese elements of the Spring Festival, such as red lanterns, golden ingots, red firecrackers, to showcase the festive atmosphere. At the top of the poster, there is a string of red firecrackers that extend downwards from top to bottom, with their tips emitting golden stars, creating a lively and joyful atmosphere. At the bottom of the poster, there are some detailed decorations such as gold-outlined祥云 patterns and white snowflakes and plum blossoms for added beauty and texture. Throughout the poster design, attention is paid to details and the smoothness and aesthetics of lines, making the entire image appear harmonious and unified. Text Design: At the top of the poster, there is a large font size with the words \"Happy New Year!\" in a vibrant red color that catches the eye. At the bottom of the poster, there is a smaller font size with the words \"Wishing everyone all the best in the new year!\" in a white color for better readability. Overall Effect: The entire poster is primarily red with gold and white as auxiliary colors, creating a vibrant and joyful Spring Festival atmosphere. Through intricate linework and element design, the entire image appears artistic and beautiful. Attention is also paid to making the text design prominent and readable, allowing people to quickly grasp the message and wishes conveyed by the poster.