atom/static/atom.css

* {
  margin: 0;
  padding: 0;
}

body {
  font-family: Lucida Grande;
  font-size: 12px;
  overflow: hidden;
}

#app-horizontal {
  background-color: orange;
  display: -webkit-box;
  min-height: 100%;
  -webkit-box-orient: horizontal;
}

#app-vertical {
  background-color: #AFEEEE;
  display: -webkit-box;
  -webkit-box-flex: 1;
  -webkit-box-orient: vertical;
}

.main {
  -webkit-box-flex: 1;
}

.pane {
  display: -webkit-box;
  -webkit-box-orient: vertical;
}

.left {
  background-color: gray;
}

.right {
  background-color: green;
}

.top {
  background-color: purple;
}

.bottom {
  background-color: blue;
}

#ace-editor {
  position: relative;
  -webkit-box-flex: 1;
  font: 18px Inconsolata, Monaco, Courier;
}