黄色立体卡通点赞大拇指图标元素

A 3D thumbs-up gesture in a yellow cartoon style, with a plump and cute thumb raised, on a plain white background without shadows, with bright and soft lighting overall, the elements are centered and occupy 55% of the screen, with uniform white space around, 1:1 square, 3D C4D rendered, cute and plump, with a sense of expansion.