Problem with css3drenderer

So i try to import CSS3DRenderer like that

import { CSS3DRenderer } from "./node_modules/three/examples/jsm/renderers/CSS3DRenderer.js";

but i have this error in my console

i haven’t touched anything in the files and it’s been like 10h i’m stuck

You most likely miss an import map. Do you mind showing your entire code, especially the HTML file.