body {
  /* Location of the image */
  background-image: url(../imgs/background.jpg);
  
  background-position: center center;
  
  background-repeat: no-repeat;
  
  background-attachment: fixed;
  
  background-size: cover;
  
  background-color:#464646;
  
  /* SHORTHAND CSS NOTATION
   * background: url(background-photo.jpg) center center cover no-repeat fixed;
   */
}

/* For mobile devices */
@media only screen and (max-width: 767px) {
  body {
    /* to improve page load speed on mobile internet connections */
    background-image: url(../imgs/background-mobile.jpg);
  }
	}