@media screen and (min-width: 901px) {
body{
background-image: url("images/background.jpg");
background-repeat:no-repeat;
 background-size:cover;
font-family:calibri;
}

main{width:70%; margin: 0 auto;
}
header{float:left;}

nav li{float:left;
	width:14%;
	list-style-type:none;}



 nav a {
	color: white;
	width:70%;
	height:30px;
	display:block;
	font-weight:bold;
	font-size:18px;
	text-align:center;
	text-decoration:none;
	padding:10% 4% 10% 4%;
	margin-right:200px;
	transition:background-color 1s ease;
		
}

header img{display:block; margin:0 auto;}


.clear{clear:both;}




article{color:white;
float:right;
width:90%;
padding-right:2%;
}

article img{width:25%; margin-right:2%; }






footer{width:100%;
color:white;
margin-top:20%;}

}

@media screen and (min-width: 501px) and  (max-width: 900px) {
	body{
background-image: url("images/background.jpg");
background-repeat:no-repeat;
 background-size:cover;
font-family:calibri;
}

main{width:100%; margin: 0 auto;
}
header{float:left;}

nav li{float:left;
	width:25%;
	list-style-type:none;}



 nav a {
	color: white;
	width:70%;
	height:30px;
	display:block;
	font-weight:bold;
	font-size:18px;
	text-align:center;
	text-decoration:none;
	padding:10% 4% 10% 4%;
	margin-right:200px;
	transition:background-color 1s ease;
		
}

header img{display:block; margin:0 auto;}


.clear{clear:both;}




article{color:white;
float:right;
width:90%;
padding-right:2%;
}

article img{width:20%; margin-right:2%; }







footer{width:100%;
color:white;
margin-top:20%;}
}

@media screen and (max-width: 500px) {
	body{
background-image: url("images/background.jpg");
background-repeat:no-repeat;
 background-size:cover;
font-family:calibri;
}

main{width:100%; margin: 0 auto;
}
header{float:left;width:95%;}
header a img{width:90%;}

nav li{float:left;
	width:90%;
	list-style-type:none;}



 nav a {
	color: white;
	width:70%;
	height:30px;
	display:block;
	font-weight:bold;
	font-size:18px;
	text-align:center;
	text-decoration:none;
	padding:10% 4% 10% 4%;
	margin-right:200px;
	transition:background-color 1s ease;
		
}

header img{display:block; margin:0 auto;}


.clear{clear:both;}




article{color:white;
float:right;
width:90%;
padding-right:2%;
}

article img{width:20%; margin-right:2%; }







footer{width:100%;
color:white;
margin-top:20%;}
}