smooth-scroll JS

        // Add smooth scrolling to all links
        $('a[href^="#"]').on('click', function(e) {
            e.preventDefault();

            var target = this.hash,
                $target = $(target);

            $('html, body').stop().animate({
                'scrollTop': $target.offset().top
            }, 900, 'swing', function() {
                // window.location.hash = target;
            });
        });