https://www.upike.edu/wp-content/uploads/hummingbird-assets/804f60bcdb6dd8b02041d25ca862ac9b.js

1/**handles:sticky-scroll**/
2((i,t)=>{i.fn.stickyStack=function(t){t=i.extend({},i.fn.stickyStack.options,t);var a=i(t.containerElement+" > "+t.stackingElement),n=[],e=t.stackingElement+"{box-sizing: border-box;-moz-box-sizing: border-box;position: relative;z-index: 100;}"+t.stackingElement+".stuck {position: fixed;top: 0;z-index: 0;}"+t.stackingElement+".stuck + "+t.stackingElement+":not(.stuck) {box-shadow: "+t.boxShadow+";}"+t.stackingElement+".stuck.align-bottom {top: auto !important;bottom: 0 !important;}";function s(t){for(var e=0,o=0;o<t;o++)e+=a.eq(o).outerHeight(!0);a.eq(0).parent().css("padding-top",e);for(var n=0;n<a.length;n++)0<t?(a.eq(n).addClass("stuck"),t--):a.eq(n).removeClass("stuck")}function o(){for(var t=0,e=i(window).outerHeight(!0),o=0;o<a.length;o++)n[o]=[],n[o][1]=a.eq(o).outerHeight(!0),n[o][1]>e?(n[o][2]=n[o][1]-e,a.eq(o).addClass("align-bottom")):(n[o][2]=0,a.eq(o).removeClass("align-bottom")),a.eq(o).attr("data-scrollto",a.eq(o).offset().top),a.eq(o).hasClass("stuck")?(n[o][0]=t,t+=n[o][1]):n[o][0]=a.eq(o).offset().top,a.eq(o).attr("data-scrollto",n[o][0]).attr("data-height",n[o][1]).attr("data-offset",n[o][2])}i("head").append('<style id="sticky-stack-styles" type="text/css">'+e+"</style>"),i(document).ready(function(){o();var t=a.eq(0).outerWidth(!0);a.css("width",t+"px")}),i(window).on("scroll",function(){for(var t=i(window).scrollTop(),e=0,o=0;o<a.length;o++)0!=a.eq(o).attr("data-offset")?t>=n[o][2]+n[o][0]&&e++:t>=n[o][0]&&e++;s(e)}),i(window).on("resize",function(){a.css("width",i(t.containerElement).width()+"px"),o()})},i.fn.stickyStack.options={containerElement:".main-content-wrapper",stackingElement:"section",boxShadow:"0 -3px 20px rgba(0, 0, 0, 0.25)"}})(jQuery);