/* main layout */
@import "main.css";
@import "main_public.css";
#contents {
    width: 900px;
    margin-left: -450px;
}
#footer {
	width: 900px;
}
#header {
	width: 900px;
}
#header .right {
	width: 900px;
}
#nav {
	width: 827px;
}
.mainbox {
	width: 722px;
}
#nav li a#btncost{ visibility: visible; margin-left: 0px;}