html {
    font-family: sans-serif; /* 1 */
    -ms-text-size-adjust: 100%; /* 2 */
    -webkit-text-size-adjust: 100%; /* 2 */
    font-size: 62.5%; 
  }

  body {
    margin: 0 auto;
    max-width: 800px;
    padding: 1em 0;
    font-size: 1.5em;
    line-height: 1.6;
    font-weight: 400;
    font-family: "HelveticaNeue", "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: #222;
  }
  
  
h1 {
  color: #a52;
}

h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: 2rem;
    font-weight: 300; 
  }
  h1 { font-size: 4.0rem; line-height: 1.2;  letter-spacing: -.1rem;}
  h2 { font-size: 3.6rem; line-height: 1.25; letter-spacing: -.1rem; }
  h3 { font-size: 3.0rem; line-height: 1.3;  letter-spacing: -.1rem; }
  h4 { font-size: 2.4rem; line-height: 1.35; letter-spacing: -.08rem; }
  h5 { font-size: 1.8rem; line-height: 1.5;  letter-spacing: -.05rem; }
  h6 { font-size: 1.5rem; line-height: 1.6;  letter-spacing: 0; }


  @media (min-width: 550px) {
    h1 { font-size: 5.0rem; }
    h2 { font-size: 4.2rem; }
    h3 { font-size: 3.6rem; }
    h4 { font-size: 3.0rem; }
    h5 { font-size: 2.4rem; }
    h6 { font-size: 1.5rem; }
  }

  .sidebar {
    background: #fdc;
    border-left: thin solid #a52;
    padding-left: 1em;
  }

  .sidebar-white {
    border-left: thin solid #a52;
    padding-left: 1em;
  }
  a {
    font-size: 100%;
    color: #a52;
    text-decoration: none;
  }

  a:hover {
    color: #c63;
    text-decoration: none;
  }

  span.lang {
    font-size: 125%;
    color: #a52;  
  }

  .border {
    border-left: solid 1pt;
    border-left-color: #333;
    border-top: solid 1pt;
    border-top-color: #333;
    border-bottom: solid 2pt;
    border-bottom-color: #a52;
    padding: 5pt;
  }

  .border-right {
    border-right: solid 1pt;
    border-right-color: #333;
    border-top: solid 1pt;
    border-top-color: #333;
    border-bottom: solid 2pt;
    border-bottom-color: #a52;
    padding: 5pt;
  }


  .border-high {
    border-left: solid 2pt;
    border-left-color: #a52;
    border-top: solid 2pt;
    border-top-color: #a52;
    border-right: solid 2pt;
    border-right-color: #a52;
    background-color: #fdc;
    padding: 5pt;
  }