body {
 background-image: url("images/aboutbg.png");
  align-items:center;
  display:flex;
  justify-content:center; 
}

.main {
  background: black;
  color: white;
  font-family: times;
  border-style: dashed;
  border-width: 7px;
  border-color: white;
  width: 800px;
  height: 800px;
  padding: 20px;
}

.content {
  border-style: solid;
  border-color: white;
  border-width: 3px;
  width: 700px;
  padding:10px;
  font-size: 40;
}