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@mixin svg-with-fallback($name, $x: left, $y: center)
{
    background: transparent url('#{$dir_images}#{$name}.png') $x $y no-repeat;
    background: url('#{$dir_images}#{$name}.svg') $x $y no-repeat,linear-gradient(rgba(0, 0, 0, 0),rgba(0, 0, 0, 0));
}