@media
only screen and (-webkit-min-device-pixel-ratio: 2),
only screen and (   min--moz-device-pixel-ratio: 2),
only screen and (     -o-min-device-pixel-ratio: 2/1),
only screen and (        min-device-pixel-ratio: 2),
only screen and (                min-resolution: 192dpi),
only screen and (                min-resolution: 2dppx) { 

.single .share-arrow, .toggle-nav, .open_thread .icon, .poll .icon, .video .icon, .twitter .icon, .didyouknow .icon, .quote .icon, .slideshow .icon, .livechat .icon, nav .mini-g-logo a, .single-open_thread .micro-icon, .single-twitter .micro-icon, .single-poll .micro-icon, .single-video .micro-icon, .single-didyouknow .micro-icon, .single-quote .micro-icon, .single-slideshow .micro-icon, .header-greta .micro-icon, .header-greta .micro-icon:hover,  .single-post .category-gretatalk .entry-meta .micro-icon, .navbar .follow.plus a, .navbar .follow.plus a:hover, .navbar .follow.facebook a, .navbar .follow.facebook a:hover, .navbar .follow.twitter a, .navbar .follow.twitter a:hover, .icon-search, .follow-section a.fb, .follow-section  a.fb:hover, .follow-section  a.twitter, .follow-section  a.twitter:hover, .follow-section  a.plus, .follow-section  a.plus:hover,.social-buttons .mail-icon, .social-buttons .fb-icon, .social-buttons .tw-icon, .social-buttons .gp-icon, nav.nav-top-zero .mini-g-logo a, .single-quote .type-quote header .icon, .gretatalk .icon, .gretatalk .icon:hover {
		background-image: url(../img/icon-sprite-retina.png) !important;
		/* Translate the @2x sprite's dimensions back to 1x */
		background-size: 800px 800px !important; 
		
}

.jumbotron .header-image, .jumbotron .header-image:hover  {
background-image: url(../img/gw-header-retina-3.jpg)!important;
background-size: 1170px!important; 
}



}