// Image Mixins // - Responsive image // - Retina image

// Responsive image // // Keep images from scaling beyond the width of their parents. @mixin img-responsive($display: block) {

display: $display;
max-width: 100%; // Part 1: Set a maximum relative to the parent
height: auto; // Part 2: Scale the height according to the width, otherwise you get stretching

}

// Retina image // // Short retina mixin for setting background-image and -size. Note that the // spelling of `min–moz-device-pixel-ratio` is intentional. @mixin img-retina($file-1x, $file-2x, $width-1x, $height-1x) {

background-image: url(if($bootstrap-sass-asset-helper, twbs-image-path("#{$file-1x}"), "#{$file-1x}"));

@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) {
  background-image: url(if($bootstrap-sass-asset-helper, twbs-image-path("#{$file-2x}"), "#{$file-2x}"));
  background-size: $width-1x $height-1x;
}

}