Header slider disappears on Mobile

Hello

I have a new website and somethimes when I view my site on mobile the header slider disappears, and than when I reload it shows.

My page

Thank you for you help & Best regards,
BR

Hello,

I’ve just checked your website on Android 9 phone (in Chrome and Firefox) and the header slider seems to be okay. Have you already resolved this issue?

Kind Regards, Roman.
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