Adding a header is quite simple, use this code to make one. Headers have different sizes, ranging from h1 to h6.
To create a new paragraph type the underlined code in your body container.
Now if you want to add an an image you need to download an image off the internet then upload it to the explorer.
Then add this code to add your image to your website.
Refresh your website and your image should be there.
Go over to your style.css file and lets add some style!
This code will act as the default settings for everyting inside of the body. Unless you use an id to change a specific line text your code inside the body tags will use these default settings.
To edit a specific text or image you first have to add an id then in the CSS file add style to it.
Your website should now look a bit like this.