#header { 
  background: #FFDB05;
  ##background-image: linear-gradient(to top right, #FFDB05, #7CA295);
  site-title:AA;
} 

@media screen and (min-width:55em) {
  body { background: url(../img/mybackground.jpg) repeat; }
  #page { max-width: 1200px; }
}
@media screen and (min-width: 75em) {body {font-size:1em;}}