style.css

#top {
    background: url("images/acqua.jpg") no-repeat scroll center top transparent;
    position: absolute;
    left: 0;
    top: 0;
}

#wrapper {
	margin: 20px auto;
	width: 94%;
	padding: 5px;
}

#content {
	float: left;
	width: 60%;
	padding-left: 225px;
	padding-top: 100px;
}

#sidebar {
	float: right;
	width: 265px;
	padding-top: 100px;
}

footer {
	text-align: center;
	color: #5F5F5F;
	font-size: 0.8em;
	clear: both;	
}

#header {
	padding-top: 80px;
    position: fixed;
    text-align: right;
    width: 180px;
    z-index: 20;
}

#search-form {
	z-index: 1000;
}

#search-form input {
    border: 1px solid #BEBDAA;
    border-radius: 13px 13px 13px 13px;
    color: #86856F;
    font: italic 105%/110% "Times New Roman",Times,serif;
    padding: 3px 4px 3px 28px;
    transition: all 0.7s ease 0s;
    width: 100px;
    text-align: left;
}


/*dim 1680 - 1024 - 768 - 320*/



@media screen and (max-width: 768px) {
	
	#header {
		width: auto;
		position: relative;
		text-align: left;
		padding-top: 35px;
	}
	
	#main-nav ul {
		padding: 0;
	}
	
	#main-nav li {
		display: inline;
		text-transform: uppercase;
		padding-right: 10px;
	}
	
	#search-form {
		position: absolute;
		right: 0px;
		top: 45px;
		bottom: 17px;
		width: 125px;
		z-index: 1000;
	}
	
	#search-form input {
		width: 55px;
		border: 1px solid #BEBDAA;
		border-radius: 13px 13px 13px 13px;
		color: #86856F;
		font: italic 105%/110% "Times New Roman",Times,serif;
		padding: 3px 4px 3px 28px;
		transition: all 0.7s ease 0s;
	}
	
	#wrapper {
		margin: 20px auto;
		width: 94%;
		padding: 5px;
	}
	
	#sidebar {
		display: none;
	}
	
	#content {
		float: none;
		width: 100%;
		background: none repeat scroll 0 0 #F8F8F8;
		padding-left: 0;
		padding-top: 5px;
	}
	
	#content article {
		text-align: left;
	}
}

@media screen and (max-width: 320px) {

	#header {
		text-align: left;
	}

	#search-form {
		position: absolute;
		right: 5%;
		top: 45px;
		bottom: 17px;
		z-index: 1000;
		width: auto;
	}

	#site-logo {
		width: 60%;
		word-wrap: break-word;
	}
}