--- id: 5d822fd413a79914d39e98c9 title: Part 1 challengeType: 0 isHidden: true --- ## Description

Welcome to the CSS Variables skyline project! Start by adding the `!DOCTYPE html` declaration at the top of the document so the browser knows what type of document it's reading.

## Instructions

## Tests

```yml tests: - text: test-text testString: assert(code.match(//gi)); ```

## Challenge Seed

```html ```

## Solution

```html ```