I’m trying to correct the animation duration and timeline of infinite flip, rotation, spin and disappearance of three images in pure CSS

I tested with the following answers: Pure CSS rotate animation broken while in infinite loop Stop infinite CSS3 animation and smoothly revert to initial state CSS Image Fade Animation Only Runs First Time, but the animation duration and timeline (for example, from step by step, from start to end) did not work. The three images…

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