custom.css

@import url(http://fonts.googleapis.com/css?family=Lato|Source+Code+Pro|Montserrat:400,700);

#notebook-container {
	-webkit-box-shadow: none;
	box-shadow: none;
}

h1, h2, h3, h4, h5, h6 {
	font-family: 'Montserrat', sans-serif;
	line-height: 20px;
}

h1 { font-size: 4.5em; }
h2 { font-size: 4rem; }
h3 { font-size: 3.5rem; }
h4 { font-size: 3rem; }
h5 { font-size: 2.5rem; }
h6 { font-size: 2rem; }

p {
	font-family: 'Lato', sans-serif;
	font-size: 1.25em;
	line-height: 30px;
	font-weight: 400;
	color: #8d8d8d;
}
	
.CodeMirror pre {
	font-family: 'Source Code Pro', monospace;
	font-size: 1em;
}

div.input_area {
	border: none;
	background: whitesmoke;
}

body {
    background-color: lightblue;
}


h1 {
    text-align: center;
}

h2 {
    text-align: left;
}

 
.nav ul {
  list-style: none;
  background-color: #444;
  text-align: center;
  padding: 0;
  margin: 0;
}
.nav li {
  font-family: 'Oswald', sans-serif;
  font-size: 1.2em;
  line-height: 40px;
  height: 40px;
  border-bottom: 1px solid #888;
}
 
.nav a {
  text-decoration: none;
  color: #fff;
  display: block;
  transition: .3s background-color;
}
 
.nav a:hover {
  background-color: #005f5f;
}
 
.nav a.active {
  background-color: #fff;
  color: #444;
  cursor: default;
}
 
@media screen and (min-width: 600px) {
  .nav li {
    width: 120px;
    border-bottom: none;
    height: 50px;
    line-height: 50px;
    font-size: 1.4em;
  }
 
  /* Option 1 - Display Inline */
  .nav li {
    display: inline-block;
    margin-right: -4px;
  }
 
  /* Options 2 - Float
  .nav li {
    float: left;
  }
  .nav ul {
    overflow: auto;
    width: 600px;
    margin: 0 auto;
  }
  .nav {
    background-color: #444;
  }
  */
}