html { 
  background: url(../images/building.jpg) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}

.content {
	background-color: rgba(0,0,0,0.5);
	color: white;
	padding: 40px;
	height: 400px;
	width: 400px;
	margin: 100px auto;
}

.profile_pic {
	height: 150px;
	border-radius: 50%;
	display: block;
    margin: auto;
}
.content2 {
background-color: rgba(0,0,0,0.5);
	color: white;
	padding: 40px;
	height: 900px;
	width: 600px;
	margin: 100px auto;
}