need help ? i need to make full width submenu transparent and after I need to make that full width submenu appear to place of the main menu when i scroll down how can i do this please

It’s ok Now I

you have the time to answer me I Do my best. but now i have another problem with my checkout page when i I click on I see {woocommeece_checkout} hoe can I resolve this please

I can not access my page checkout correcly it gives me this [woocomerce_checkout] when I click on checkout how can i solve this problem please

and i need to know if i lost my all page too