.ChristmasSite .header-main {
  background:#272E3E url(backgrounds/header-main-christmas.jpg);
  color:#FFFFFF;
  border-bottom:5px solid #CFDD2E;
}
.ChristmasSite .header-main-commercial {
  background:#CFDD2E url(backgrounds/header-main-yellow-christmas.jpg);
  color:#FFFFFF;
  border-bottom:5px solid #CFDD2E;
}
.ChristmasSite .header-main .logo img {
  display:none !important;
}
.ChristmasSite .header-main .logo img.ChristmasLogo {
  display:block !important;
}