ide.css

:root {
  --main-border-colour: #ddd;
  --primary-background-colour: #f8f8f8;
  --secondary-background-colour: #ececec;
  --primary-brand-colour: #333333;
}

html, body {
  height: 100%;
}

body {
  background-color: var(--primary-background-colour);
  font-family: 'Exo 2', sans-serif;
}

.navbar-default {
  background-color: var(--primary-brand-colour);
  border-bottom: 1px solid var(--main-border-colour);
}

.navbar-default .navbar-brand {
  color: #ddd;
  padding: 12px 15px 12px 15px;
  font-size: 24px;
  line-height: 26px;
  font-weight: bold;
}

.navbar-default .navbar-brand:hover {
  color: #fff;
}

.CodeMirror {
  background-color: var(--primary-background-colour);
  min-height: 100%;
}

.CodeMirror-gutters {
  background-color: var(--secondary-background-colour);
}

.navbar {
  margin-bottom: 0px;
}

#sourceEditor {
  border-bottom: 1px solid var(--main-border-colour);
  min-height: 400px;
  height: 60%;
}

#selectLanguageBtn {
  max-width: 330px;
}

#inputLabel {
  border-right: 1px solid var(--main-border-colour);
}

#inputEditor, #outputEditor {
  min-height: 300px;
  height: 40%;
}

#inputEditor {
  border-right: 1px solid var(--main-border-colour);
  padding-left: 0px;
}

#runBtn {
  width: 100px;
}

#saveBtn {
  width: 130px;
}

#statusLine {
  margin-right: 10px;
}

#footer {
  background-color: var(--primary-brand-colour);
  border-top: 1px solid var(--main-border-colour);
  padding-top: 40px;
  text-align: center;
  min-height: 100px;
  color: #777;
}

#footer a {
  text-decoration: none;
  font-weight: bold;
  color: #ddd;
}

#footer a:hover {
  color: #fff;
}

.vertical-spacer {
  display: inline-block;
  background-color: var(--main-border-colour);
  margin: 0px 10px -14px 10px;
  width: 1px;
  height: 34px;
}

#apiLink {
  color: #ddd;
  text-decoration: none;
  font-size: 85%;
}

#apiLink:hover {
  color: #fff;
}