postcss-at-else

@else

@else lets you use @else inverted media queries in CSS.

/* before */

@media (min-width: 30em) {
	body {
		background-color: blue;
	}
} @else {
	body {
		background-color: yellow;
	}
}


/* after */

@media (min-width: 30em) {
	body {
		background-color: blue;
	}
} @media (max-width: 29.999em) {
	body {
		background-color: yellow;
	}
}

Usage

Add @else to your build tool:

npm install postcss-at-else --save-dev

Node

require('postcss-at-else').process(YOUR_CSS, { /* options */ });

PostCSS

Add PostCSS to your build tool:

npm install postcss --save-dev

Load @else as a PostCSS plugin:

postcss([
	require('postcss-at-else')({ /* options */ })
]).process(YOUR_CSS, /* options */);

Gulp

Add Gulp PostCSS to your build tool:

npm install gulp-postcss --save-dev

Enable @else within your Gulpfile:

var postcss = require('gulp-postcss');

gulp.task('css', function () {
	return gulp.src('./src/*.css').pipe(
		postcss([
			require('postcss-at-else')({ /* options */ })
		])
	).pipe(
		gulp.dest('.')
	);
});

Grunt

Add Grunt PostCSS to your build tool:

npm install grunt-postcss --save-dev

Enable @else within your Gruntfile:

grunt.loadNpmTasks('grunt-postcss');

grunt.initConfig({
	postcss: {
		options: {
			use: [
				require('postcss-at-else')({ /* options */ })
			]
		},
		dist: {
			src: '*.css'
		}
	}
});