100％宽度内容滑块 - 可能吗？

I'm trying to make a Content Slider with a Width of 100% inside of it and I'm having a bit of trouble getting it finished. I have tried a number of methods but none seem to be holding a container inside for content to be centered and I would like to know the best method to achieve this. What I have so far is:I'm trying to make a Content Slider with a Widt