Why are my site filters invisible on mobile?

[Aarne]

The problem is that the filters not showing on the mobile version of the site, but there is a button, you can click on it and the filter will open, but this filter button is simply invisible

[Litos]

Hi @Aarne,

Please send your site and if your site is password protected, please send me the password. I will check it.

[LisseStitch]

Can you please check for me once as well 
my site link is https://ef5850-d3.myshopify.com/