Anchor Tag Isolation?

Is it possible to limit how an anchor tag works without Java? A site I use doesn't allow Java, so I thought I could maybe implement this carousel I found on Codepen.
https://codepen.io/Schepp/pen/WNbQByE?editors=1100****

Also I can't use input, labels and radio. So I'm limited to this as an option.

While it works great by it's self.

I just now realized the page will jump to it, while also controlling the items inside. So I was wondering if I could maybe limit the anchor tags to work within the carousel or somehow prevent the site from also jumping while it's being used?
CodePenChristian Schaefer
I've recently read about and discussed CSS Scroll Snapping so often that I felt like I should build a CSS-only carousel based on it. Here are a few th...
A CSS-only Carousel Slider
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