How do I make the main slide 912px wide, with the four back slides sticking out at 10px?

Question

css

There is such a slider: https://codepen.io/shams-sujon/pen/xYeqrX

But it is necessary that the main slide, that is, the one in the middle, be 912px wide, and the other 4 pieces look out only by 10px? How is this possible to implement?

Here is a good example: