@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){.sidebar .logo a{background-image:url(../img/logo@2x.png) !important;background-repeat:no-repeat !important;background-size:172px 34px !important}
.sidebar.light .logo a{background-image:url(../img/logo-dark@2x.png) !important}}