CSS CSS Basics Understanding Values and Units Pixels and Percentages

The following CSS rule is giving an error "Make sure you are targeting the width property", what is wrong in this?

.main-content { width : 75%; }

/* Complete the challenge by writing CSS below */

.title {
    font-size : 26px;

h2 {
    font-size : 53px;

.main-content {
    width : 75%;
<!DOCTYPE html>
    <title>Lake Tahoe</title>
    <link rel="stylesheet" href="page.css">
    <link rel="stylesheet" href="style.css">
    <div class="container">
        <span class="title">Journey through the Sierra Nevada Mountains</span>
        <h1>Lake Tahoe, California</h1>
      <div class="main-content">
          Lake Tahoe is one of the most breathtaking attractions located in California. It's home to a number of ski resorts, summer outdoor recreation, and tourist attractions. Snow and skiing are a significant part of the area's reputation.
        <a href="#">Find out more</a>
        <h2>Check out all the Wildlife</h2>
          As spawning season approaches, the fish acquire a humpback and protuberant jaw. After spawning, they die and their carcasses provide a feast for gatherings of mink, bears, and Bald eagles.
        <a href="#">See the Wildlife</a>

1 Answer

Kyle Hartigan
Kyle Hartigan
16,472 Points

Hi Sabeel,

I believe the error you are encountering has to do with the way you are formatting your answer. The answer is correct, however the TreeHouse compiler is having a hard time reading it.

Try rewriting your answers.


  width: 75%;