* {

    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

img, picture, video, iframe {
  max-width: 100%;
  height: auto;
}



h1, main, .leftsidebar, .projectmap, header, nav, footer {
  padding: 15px 10px;
  box-sizing: border-box;
}

.mysterybox {
  display: none;
}
body {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  color: black;
}


header {
  background-color: #773CBE;
  padding: 30px;
  text-align: center;
  font-size: 35px;
  color: white;
}


nav {

  padding: 10px;
  display: flex;
height: 80px;
width: 100%;
background: #1b1b1b;
align-items: center;
justify-content: space-between;
padding: 0 50px 0 100px;
flex-wrap: wrap;
}



nav ul li {
  list-style-type: none;
  margin-bottom: 0px;
  text-align: center;
  display: inline;
  color: #f2f2f2;
  text-decoration: none;
  font-size: 18px;
  font-weight: 500;
  padding: 8px 15px;
  border-radius: 5px;
  letter-spacing: 1px;
  transition: all 0.3s ease;
}

nav ul li a { 
  color: white;
}

article {
  float: left;
  padding: 20px;
  width: 100%;
  background-color: #f1f1f1;
  line-height: 25px;
}

footer {
  background-color: #773CBE;
  padding: 10px;
  text-align: center;
  color: white;
}


@media screen and (min-width:768px){
  .flexcontainer {
    display: flex;
    flex-wrap: wrap;
  }

  header, nav, footer, .projectmap {
    flex-basis: 100%;
    flex-wrap: wrap;
    max-width: 100%;
  }

  .leftsidebar {
    flex-basis: 50%;
    max-width: 50%;
  }
main{
  flex-basis: 75%;
  max-width: 75%;
}

}
@media screen and (min-width:992px){      
  .projectmap, .leftsidebar {
  flex-basis: 50%;
  max-width: 50%;
}
main {
  flex-basis: 50%;
  max-width: 50%;
}
}

@media screen and (min-width:1200px){
  .leftsidebar, .projectmap{
    flex-basis: 40%;
    max-width: 40%;
  }
  main {
    flex-basis: 40%;
    max-width: 40%;
  }
  .mysterybox {
    display: block;
    flex-basis: 20%;
    max-width: 20%;
    background-color: purple;
    color: white;
  }
}
@media print {
  body {
    background-color: white;
    color: black;
    font-size: 16px;
  }
  body * {
    background-color: white;
    color: black;
  }
}