She's an open book

Where are my 'pages'?

They are located in src/pages

Where is my css file?

It is in src/css/shes-got-style.css

Where do I put my images?

You can pop them in src/assets and import them into the page like and use them like this:

---
import { Image } from "astro:assets";

import ImageName from "../assets/the-image.png"
---

<Image src={ImageName} alt="Best image ever" />

How to I preview my site?

Click the play icon while hovering over "dev" in the "NPM SCRIPTS" panel

or

Type pnpm dev into the terminal (and hit enter)

Can I test a 'build' of my site so I know it builds without errors?

Click the play icon while hovering over "build" in the "NPM SCRIPTS" panel

or

Type pnpm build into the terminal (and hit enter)