@media only screen and (max-width:768px) {

    #container {
        width:640px;
    }

    .block{
        margin:15px;
    }
	
}

@media only screen and (max-width: 480px) {
	
    #container {
        width:320px;
    }

}

body {
  background-image: url("invitational.jpg");
  background-repeat: no-repeat; 
	background-size: 2000px;
	
}

#control {
  position:fixed;
	top:0px;
	right:0px;
	
}