@charset "utf-8";
/* page setting
--------------------------------------------------------- */
body { background: transparent; }
.wind-bg { background: none; }
.thunder-bg { background: none; }
#area-header { background: transparent; }
#area-billboard { background: transparent; }
#area-main { background: transparent; }
#area-side-a { background: transparent; }
#area-side-b { background: transparent; }
#area-footer { background: transparent; }
#area-contents { background: transparent; }

#bk3660 { background: transparent none; }
#bk3661 { background: transparent none; }
#bk3662 { background: #FFFFFF; }
#bk3664 { background: transparent none; }
#bk3665 { background: transparent none; }
#bk3666 { background: transparent none; }
#bk3667 { background: transparent none; }
#bk3668 { background: transparent none; }
#bk3669 { background: transparent none; }
#bk3675 { background: transparent none; }
#bk3674 { background: transparent none; }
#bk3670 { background: transparent none; }
#bk4515 { background: #FFFFFF; }