.back {
	background-image: url(fundo.jpg);
	background-attachment: fixed;
}
.back_cima {
	background-attachment: scroll;
	background-image: url(banner.jpg);
	background-repeat: repeat-x;
	background-position: center top;
}
.form {
	font-family: Geneva, Arial, Helvetica, sans-serif;
	font-size: 12px;
	color: #CCCCCC;
	background-color: #000000;
	background-image: url(back_menu.png);
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: none;
	border-left-style: none;
}