Need help with Swiper JS Slider

Can anyone help me with an issue I’m facing

I’ve a swiper js slider on this page Projekte

The problem is that the page isn’t loading properly the first time but after a refresh, everything is working fine

Have you seen something like this before?

Any suggestion would be much appreciated


Here is my site Read-Only: [LINK][1]

[1]: Webflow read-only link: Webflow - Copy of marswalk