.geral{
}
body, .geral{
  filter:none; background: url(http://i230.photobucket.com/albums/ee107/star442007/583eaa48-9dcd-4a21-bab4-16a654f5216c_zpsb9293e8e.jpg) no-repeat center center fixed; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover;
}