@media (min-width: 1025px) {.dropdown-menu, .modal-content, .panel, .list-group-item {  background-color: rgba(250, 250, 250, 0.9); } }html, body {background-attachment: inherit;} 
        
        body {
background: url(http://wallnen.com/wp-content/uploads/2013/08/Galaxy-02-HD-Wallpaper.jpg) @media (max-width: 767px) {
.navbar-offcanvas {
  left: -250px;}
}