.nav-section{
  width: 100%;
  height: 100px;
}
.section1{
	width: 100%;
	height: 100%;
}
.parallax {
  background-image: url('blog-bg.jpg');
  height: 450px; 
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

#section1-header{
	position: absolute;
  margin-top: 18%;
  margin-left: 50%;
  transform: translate(-50%,-50%);
  text-align: center;
	font-size: 85px;
	font-family: sans-serif;
  color: white;

}