A Pen by Leonardo Lima.

style.css

/*
 * Your Stylesheet Atom
 * Author: Leonardo Lima
 * This stylesheet is loaded when Atom starts up and is reloaded automatically
 * when it is changed.
 *
 * If you are unfamiliar with LESS, you can read more about it here:
 * http://www.lesscss.org
 */
@red:red;
@blue:blue;
@white:white;
@black:black;
.tree-view {
background:url(http://braziljs.com.br/img/logos/braziljs-logo.svg) no-repeat -2.88em 30em;
cursor:pointer;
transition: 5s;
}

.tree-view:hover{
background: @red;
}
.editor {
background: -webkit-linear-gradient(@black,@red); /* For Safari 5.1 to 6.0 */
background: -o-linear-gradient(@black,@red); /* For Opera 11.1 to 12.0 */
background: -moz-linear-gradient(@black,@red); /* For Firefox 3.6 to 15 */
background: linear-gradient(@black,@red); /* Standard syntax */
}

.editor .cursor {

}

Stylesheet-Atom-.markdown

Stylesheet Atom

Customize style of editor Atom.

A Pen by Leonardo Lima on CodePen.

License.