CodePudding user response:

May not remove them, you need to do processing on the artwork itself, please refer to the link https://www.zhangxinxu.com/wordpress/2009/09/%E5%85%B3%E4%BA%8Egif%E5%9B%BE%E7%89%87%EF%BC%88%E6%88%96png8%EF%BC%89%E6%9D%82%E8%BE%B9%E9%94%AF%E9%BD%BF%E7%9A%84%E9%97%AE%E9%A2%98/#g1