How to remove the vertical white bar?

Question

css

When adaptive, a white vertical bar appears, how to remove it?
overflow-x: hidden doesn't help.
Maybe it's swiper-slide,
https://varfolomeiq.github.io/mogo-v/

Answer 1

.swiper-slide.swiper-slide-active {
    width: 100% !important;
}

Answer 2

overflow-y: hidden !important;

Answer 3

Have you ever thought that something just pops out of the screen?