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.

Nallan Makomborero Mavhunga
614 Pointshow do i set all sides to zero margin?
how do i set all sides to zero margin in the gallery?
a {
text-decoration: none;
}
img {
max-width :100%;
}
#wrapper {
max-width: 940px;
margin: 0 auto;
}
#logo {
text-align: center;
margin: 0;
}
h1, h2 {
color: #fff;
}
nav a {
color: #fff;
}
# gallery {
margin: 0;
padding:0;
list-style:none;
}
nav a:hover {
color: #32673f;
}
h1 {
font-family: Changa One, sans-serif;
font-size: 1.75em;
font-weight: normal;
}
1 Answer

Jonathan Grieve
Treehouse Moderator 90,718 PointsIt looks like it's not working because you have a space between the text and the ID selector. #
.
As you've probably suspected already margin: 0
does indeed set margin on all sides of an element to 0 but it's not taking effect because CSS isn't recognising your ID selector so the browser is ignoring it.
#gallery {
margin: 0;
padding:0;
list-style:none;
}