# Lesson 1: CSS Background Colors

In CSS, you can change the background color of an element using the background-color property.

Example:

`<div style="background-color: red;">This is red!</div>`

## 1. Which CSS property changes background color?

## 2. What color will this be?

`<div style="background-color: blue;">Color test</div>`

## 3. Try it yourself!

Make a div with a yellow background that says “Hello CSS!”.

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