html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
}

h1 {
  color: #fff;
  font-size: 2.5em;
}

h2 {
  color: #fff;
  font-size: 1.5em;
}

#app {
  display: flex;
  height: 100%;
}

#sidebar {
  width: 250px;
  flex-shrink: 0;
}

#main {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
}

#content {
  flex: 1;
  padding: 0 30px 60px;
  overflow: auto;
  background-color: #272822;
}