@import url(http://fonts.googleapis.com/css?family=Francois+One);
@import url(http://fonts.googleapis.com/css?family=Open+Sans:800);
@import url(http://fonts.googleapis.com/css?family=Gentium+Basic);

#header {
    font-family: 'Open Sans', sans-serif;
}

#main {
    font-family: "Gentium Basic", serif;
}

body {
    margin: 0;
}

#header {
    background-color: #f44336;
    padding: 50px 20px 30px;
    text-align: center;

    .title {
        font-size: 80px;
        color: white;
    }

    .subtitle {
        color: white;
        font-size: 25px;
        margin: -5px 0 10px;

        &:empty {
          display: none;
        }
    }
}

.link {
    padding: 5px 10px;
    margin: 0 5px;
    display: inline-block;
    background-color: #b71c1c;
    transition: background-color .1s ease;
    color: white;
    border-radius: 5px;
    text-decoration: none;

    &:hover {
        background-color: #d32f2f;
    }
}

h1 {
  position: relative;
  &::before {
    position: absolute;
    top: 0;
    bottom: 5px;
    right: 100%;
    width: 10px;
    background-color: #ccc;
    content: ' ';
    margin-right: 20px;
  }
}

img {
  max-width: 100%;
}

#main {
    max-width: 1000px;
    margin: 10px auto;
    font-size: 22px;
}

pre, .CodeMirror {
    font-size: 16px;
}

pre > code {
  display: block;
  overflow-x: auto;
  padding: 0.5em;
  background: #f0f0f0;
}

h1 + p,
h2 + p,
h3 + p,
h4 + p {
  margin-top: 0;
}

p {
    line-height: 1.7;
}

h1 {
  font-size: 1.8em;
}
h2 {
  font-size: 1.3em;
  color: #333;
}
h3 {
  font-size: 1.2em;
}
h4 {
  font-size: 1.1em;
  color: #333;
}
h5, h6 {
  font-size: 1em;
}

h1, h2, h3, h4, h5 {
    margin-top: 20px;
    margin-bottom: 10px;
}

h1 a, h2 a, h3 a, h4 a {
  text-decoration: none;
  color: inherit;
  position: relative;

  &:visited {
    color: inherit;
  }

  &:hover:before {
    content: '\1f517';
    position: absolute;
    right: 100%;
    padding-right: 10px;
    font-weight: bold;
    color: #333;
    font-size: 16px;
    top: 50%;
    margin-top: -10px;
  }
}

#main {
    padding:  10px 20px 20px;
}

table td {
    border: 1px solid #acc;
    padding: 20px;
}

h3 {
    margin-top: 10px;
    margin-bottom: 10px;
}

section.columns {
  display: flex;

  > section {
    margin-left: 20px;
    flex: 1;

    &:nth-child(2) {
      margin-left: 0;
    }
  }
}

section p:first-child {
    margin-top: 0;
}

/*
section > div > .DemoBox > .DemoBox_output {
    border-left: 10px double #aaa;
    padding-left: 10px;
    margin: 0 10px;
}
*/


.head-left {
    width: 500px;
}

.head {
    border-bottom: 1px solid #555;
    margin-bottom: 10px;
}

.head span {
    display: inline-block;
    padding: 7px 10px;
    font-weight: bold;
}