Welcome to the Treehouse Community
Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.
Looking to learn something new?
Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.
Start your free trialAry de Oliveira
28,298 PointsFramework Basic
Complicated i can not build the answer ....
<!DOCTYPE html>
<html>
<head>
<title>Ribbit - A Treehouse Project</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="css/bootstrap.min.css" rel="stylesheet" media="screen">
</head>
<body>
<div class="container">
<div>
<div class="row">
<div class="col-xs-4">
<h2>Delete photo & video based on a timer</h2>
<p>Learn how to write the code that downloads and displays messages, photos, and videos that timeout after a few seconds. Then create the code that deletes them from the back-end to make them "self destruct."</p>
</div>
<div>
<div class="col-xs-4">
<h2>Build an easily managed friends list</h2>
<p>Learn what Parse.com offers as a "backend-as-a-service" platform. Explore the user account management APIs provided by Parse.com and write the code to create and save a new user in a Parse.com data store.</p>
</div>
<div>
<div class="col-xs-4">
<h2>Store & retrieve data using cloud servers</h2>
<p>We'll teach you how to upload images, video files, and messages to Parse.com's cloud servers. Then learn how to retrieve the data by setting up custom queries that download and display them in the app.</p>
</div>
</div>
</div>
</body>
</html>
3 Answers
Mikkel Rasmussen
31,772 PointsInstead of class col-xs-4 it should be col-md-4 for medium screens and you added a div there shouldn't be there. Just add the class row to the empty div instead of making a new.
<!DOCTYPE html>
<html>
<head>
<title>Ribbit - A Treehouse Project</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="css/bootstrap.min.css" rel="stylesheet" media="screen">
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-4">
<h2>Delete photo & video based on a timer</h2>
<p>Learn how to write the code that downloads and displays messages, photos, and videos that timeout after a few seconds. Then create the code that deletes them from the back-end to make them "self destruct."</p>
</div>
<div class="col-md-4">
<h2>Build an easily managed friends list</h2>
<p>Learn what Parse.com offers as a "backend-as-a-service" platform. Explore the user account management APIs provided by Parse.com and write the code to create and save a new user in a Parse.com data store.</p>
</div>
<div class="col-md-4">
<h2>Store & retrieve data using cloud servers</h2>
<p>We'll teach you how to upload images, video files, and messages to Parse.com's cloud servers. Then learn how to retrieve the data by setting up custom queries that download and display them in the app.</p>
</div>
</div>
</div>
</body>
</html>
Himanshu Chopra
3,055 PointsHello @Ary de Oliveira! You just need to add class="row" to the div under .container div.
Ary de Oliveira
28,298 PointsCool thanks... Mikel.....