Card-mod : Css popup

Configuration
1

Hi, first time here, i dont know if i selected the right topic.
Basically, i need help…
I want to access to this (the blue cirle) style section using card-mod but i only can access to the red circle section.
Please , i spent hours looking for this and i didnt find anything.
Thank you in advance, and i apologize beacse i am not a native english speaker.

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image1918×936 211 KB

2

What code are you using to access the red section?

3

I should close this because i already fixed it. But here is my code:

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image471×577 10.8 KB

Basically i have a style using card-mod for the cards and a style using mod-browser (or browser-mod dont remember now) to css the popup.
The output is this:
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image1920×1080 299 KB

The blurred background is made by this plugin : Popup-Backdrop filter