html {
    font-size: 62.5%;
  }
  
  body {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    font-size: 1.6rem;
  }

  #wrapper {
    background: url("kuvat/grunge.png");
    background-size: cover;
  }

  header {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  #big {
    display: flex;
    flex-direction: column;
  }

  #special {
    background-color: #697f86;
    background-image: url("kuvat/special-bg.png");
    background-repeat: repeat-x;
    color: azure;
    padding: 1rem;
    background-position-y: bottom;
  }

  #main {
    padding: 1rem;
  }

  #sidebar {
    padding: 1rem;
  }

  nav ul {
    display: flex;
    justify-content: center;
  }

  nav ul li {
    display: flex;
    width: 25%;
    align-items: center;
    color: black;
  }

  nav ul li span {
    visibility: hidden;
  }

  .logo {
    width: min-content;
  }



  .boldWithSpace {
    font-weight: bold;
    letter-spacing: 0.4rem;
    text-decoration: none;
  }

  .bold {
    font-weight: 600;
  }

  .kuva {
    max-width: 100%;
    margin-top: 1rem;
    margin-bottom: 1rem;
  }

  #main a {
    color: lightseagreen;
  }

  #callout {
    background-color: #F9EACB;
    padding: 1.5rem;
    text-align: center;
  }


  #sidebar ul {
    column-count: 2;
    padding-bottom: 3rem;
    line-height: 1.5;
  }

  #sidebar h2 {
    padding-top: 1rem;
    padding-bottom: 1rem;
  }

  #sidebar ul li a {
    color: lightseagreen;
  }

  footer {
    text-align: center;
  }

  footer h2 {
    letter-spacing: 0.2rem;
    margin-top: 1rem;
    margin-bottom: 2.5rem;
  }

  @media screen and (min-width:426px) {
    header {
        flex-direction: row;
    }
    nav {
        flex-grow: 1;
    }
    
    nav ul li {
        display: flex;
        justify-content: center;
        width: 25%;
        color: black;
    }   
  }

  @media screen and (min-width:769px) {
    #big {
        flex-direction: row;
    }

    #main {
        width: 60%;
    }

    #sidebar {
        width: 40%;
    }

    nav ul li {
        flex-direction: column;
    }
    

    nav ul li span {
        visibility: visible;
    }
  }