Prompt:

ultra-realistic 3D render of four mechanical keyboard keycaps in a tight 2x2 grid, all keys touching. View from an isometric angle. One key is transparent with the word "i’m" printed in red. The other three are in McDonald’s colors: red, yellow, and white. One key features the McDonald’s golden arches logo. The other two say "lovin" and "it". Realistic plastic texture, rounded sculpted keycaps, soft shadows, clean light-gray background. --v 7.0

超真实的3D渲染，四个机械键盘键帽紧密排列成2x2网格，所有键都相互接触。从等距角度观看。一个键是透明的，上面印有红色的“i’m”字样。其他三个键是麦当劳的颜色：红色、黄色和白色。一个键展示了麦当劳的金色拱门标志。其他两个键上写着“lovin”和“it”。真实的塑料纹理，圆形雕刻的键帽，柔和的阴影，干净的浅灰色背景。