Good afternoon. There is such a problem: the site http://roskapstroy.ru on bostrap 4, and it has a function for the visually impaired. This block is hidden and appears when you click on 
and then you can select parameters for displaying text, which sets the filter property for three page content wrappers. But there is a moment, when setting any two parameters (font, brightness, contrast, etc.), for some reason the slider on the main page starts to lag and all content disappears. I found out what it is because 
How can this be fixed? And everything works fine in Firefox, but not in Chrome
