@charset "UTF-8"; 

body {
  background-color: gray;
}
 
#wrap {
  width: 960px;
  margin: auto;
  background-color: white;
  border: 2px dashed black;
  padding: 20px;
}
 
header   {
  padding: 40px;
  height: 80px;
}
 
nav {
  padding: 8px 40px;
  background-color: black;
  color: white;
  border-radius: 10px;
}
 
main{
  padding: 40px;
  margin-bottom: 50px;
}
 
footer   {
  padding: 40px;
  height: 40px;
  background-color : black;
  color: white;
}

.circle img{
  border-radius: 50%;
  width: 300px;
}