https://ceklaporan.com/template/scripts/ui-scroll-to.js

1(function ($) {
2	"use strict";
3  	$.extend( jQuery.easing,{
4	    def: 'easeOutQuad',
5	    easeInOutExpo: function (x, t, b, c, d) {
6	        if (t==0) return b;
7	        if (t==d) return b+c;
8	        if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b;
9	        return c/2 * (-Math.pow(2, -10 * --t) + 2) + b;
10	    }
11	});
12
13	$(document).on('click', '[ui-scroll-to]', function (e) {
14		e.preventDefault();
15		var target = $('#'+$(this).attr('ui-scroll-to'));
16		$('html,body').animate({
17          scrollTop: target.offset().top
18        }, 600, 'easeInOutExpo');
19	});
20})(jQuery);