URL：https://img.freepik.com/premium-vector/logo-three-dimensional-letter-c-vector-capital-first-letter-of-the-alphabet-c-logo-icon-design-template-elements_165079-1035.jpg
掲載元：https://jp.freepik.com/premium-vector/logo-three-dimensional-letter-c-vector-capital-first-letter-of-the-alphabet-c-logo-icon-design-template-elements_43353767.htm
