Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

HTML How to Make a Website Responsive Web Design and Testing Build a Three Column Layout

when it make three columns it has two in the top row and three in the bottom

@media screen and (min-width: 480px) {

/********************** TWO COLUMN LAYOUT **********************/

#primary { width: 50%; float: left; }

#secondary { width: 40%; float: right; }

/********************** PAGE: PROTFOLIO **********************/

gallery li {

width: 28.333333333333%; }

gallery li:nth-child(4n) {

clear: left; }

/********************** PAGE: ABOUT **********************/

.profile-photo { float: left; margin: 0 5% 80px 0; }


@media screen and (min-width: 660px) {


1 Answer

Matthew Mariner
Matthew Mariner
17,666 Points

I think we'll need to see your HTML to be able to help you