CSS style sheet for the contact page

contact_styles.css

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

.header h1 {
	text-align: center;
	text-transform: uppercase;
	font-family: 'Open Sans', sans-serif;
	font-size: 3em;
	 -webkit-margin: 0em;
	 font-weight: 600;
}

.header h2 {
	text-align: center;
	text-transform: uppercase;
	font-family: 'Open Sans', sans-serif;
	 -webkit-margin: 2em;
	 font-size: 2em
	 font-weight: 400;
}

.container {
  width: 75%; 
  margin: 0 auto;
}

.container h1{
	text-align: center;
	text-transform: lowercase;
	font-family: 'Open Sans', sans-serif;
	 -webkit-margin: 2em;
	 font-size: 2em
	 font-weight: 300;
}

.contact-form {
	width: 75%;	
	margin: 0 auto;
	text-align: left;
}
/*Typography*/
<link href='https://fonts.googleapis.com/css?family=Work+Sans:400,200,600' rel='stylesheet' type='text/css'>