* {
  box-sizing: border-box;
}

body {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
}


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


nav {
  float: left;
  width: 30%;
  height: 300px; 
  background: #ccc;
  padding: 10px;
}


nav ul {
  list-style-type: none;
  padding: 0;
}

article {
  float: left;
  padding: 20px;
  width: 70%;
  background-color: #f1f1f1;
  height: 300px; 
  line-height: 25px;
}
.projectmap {
  background-color: black;
  width: 90%;
}

section::after {
  content: "";
  display: table;
  clear: both;
}


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