header{
  background-color: lightgreen;

  height: 500px;
  padding: 10px;
  text-align: center;
}
ul a{
color: white;
text-decoration: none;
}
li{
display: inline-block;
height: 25px;
width: 160px;
padding: 5px;
text-align: center;
color: white;
background-color: green;
}
li:hover{
background-color: lightgreen;
border-style: none;
}
.contact{
  text-align: center;
}
body{
  font-family: Verdana, sans-serif;
  font-size:14pt;
  background-color: lightgreen;
  height: 600px;
  max-width: 960px;
  margin: auto;
  padding: 20px;
}
.center{
  margin: auto;
}
footer{
  font-size: 10pt;
  background-color: lightgreen;
  width: 100%;
  height: 200px;
  padding: 10px;
  text-align: center;
}