html {
      height: 100%;
    }

    body {
       width: 800px;
       height: 100%;
    }

    header {
        background-color: ;
        width: 100%;
        border: double 10px black;
        padding: 5px;
        font-size: 30px;
        display: block;
        text-align: center;
        font-family: Arial, Helvetica, sans-serif;
    }

    nav {
        float: left;
        width: 100%;
        padding: 12px;
        border-right: 3px solid black;
        border-left: 3px solid black;
        background-color: gray;
        font-family: Arial, Helvetica, sans-serif;
        text-align: center;
    }
    nav ul {
        padding: 2px;
        float: left;
        list-style-type: none;
    }
    nav li {
        float: left;
    }
    nav li a {
        display: block;
        height: 25px;
        padding: 12px 18px 8px 18px;
        vertical-align: middle;
        text-decoration: none;
        color: lime;
    }

    nav li a:hover {
        display: block;
        height: 25px;
        padding: 12px 18px 8px 18px;
        vertical-align: middle;
        text-decoration: none;
        color: white;
    }

    a {
        color: ;
    }
    section {
        width: 73%;
        display: inline-block;
        float: left;
        font-family: Arial, Helvetica, sans-serif;
    }
    aside {
        float: right;
        width: 17%;
        display: inline-block;
        color: lime;
        padding:;
    }
    aside ul {
        list-style-type: none;
    }
    footer {
        width: 790px;
        margin: 10px;
        padding: 5px 15px 5px 15px;
        background-color: gray;
        color: white;
        text-align: center;
        clear: both;
        display: block;
        font-family: Arial, Helvetica, sans-serif;
    }

    .side {
      float: left;
      width: 300;
      margin-bottom: 5px;

    }

    .bar {
      border-right: solid 2px black;
      border-left: solid 2px black;
      padding: 0px 13px 0px 13px;
      width: 100%;
      float: left;
      background-color: black;
    }


    .vertical-text {
      transform: rotate(90deg);
      transform-origin: right middle 0;
      font-size: 96;
      font-family: Arial, Helvetica, sans-serif;
    }