Refresh Theme - The website doesn't load all the elements on mobile and desktop

[Edgard22]

Hi 

website : https://f01138-5e.myshopify.com/

Since yesterday, i've modify few thing on my website (base.css) and now, the website is not slow BUT The website doesn't load all the elements on mobile and desktop, i've sometimes blackscreen life for exemple 

Could you please help me ? thanks a lot !