Here's a handy HTML cheat sheet. You can copy and paste these lines to add different elements to your webpage.
<p>This is a Paragraph</p><a href="http://address.com/where-you-want-to-go.html">This is a Link</a>
<img src="your-image.jpg" />
Here's how to make a list:
To learn more HTML/CSS, check out these tutorials!