Always shows a blackscreen

[LinArcX]

Hi. i'm using your repo with these specifications;
SDL: 2.0.14
CMAKE: 3.19.4
Windows: 10
Visual Studio: 2019
CEF: 87.1.12+g03f9336+chromium-87.0.4280.88

It compiled, but when i run it, i'll see a black screen.