<!--build:js js/main.min.js -->
   <script src="libs/jquery/dist/jquery.js "></script>
   <script src="js/levitation.js"></script>
   <script src='js/burger.js'></script>
   <script src='js/scroll.js'></script>
   <script src="js/script.js"></script>
<!-- endbuild -->

gulp.task("useref", function () {
    return gulp.src("Full/*html")
        .pipe(useref())
        .pipe(gulpif('*.js', uglify()))
        .pipe(gulpif('*.css', cssnano()))
        // .pipe(gulpif('*.html', htmlmin({collapseWhitespace: true})))
        .pipe(gulp.dest('./Clean'));
});