minify css using gulp.
Install with npm
npm install --save-dev gulp-cssmin
var gulp = require('gulp');
var cssmin = require('gulp-cssmin');
gulp.task('default', function () {
gulp.src('src/**/*.css')
.pipe(cssmin())
.pipe(rename({suffix: '.min'}))
.pipe(gulp.dest('dist'));
});See the css-min options.
MIT @chilijung