(window.__googlesitekit_webpackJsonp=window.__googlesitekit_webpackJsonp||[]).push([[36],{1184:function(t,e){!function(){"use strict";if("object"==typeof window)if("IntersectionObserver"in window&&"IntersectionObserverEntry"in window&&"intersectionRatio"in window.IntersectionObserverEntry.prototype)"isIntersecting"in window.IntersectionObserverEntry.prototype||Object.defineProperty(window.IntersectionObserverEntry.prototype,"isIntersecting",{get:function(){return this.intersectionRatio>0}});else{var t=function(t){for(var e=window.document,n=r(e);n;)n=r(e=n.ownerDocument);return e}(),e=[],n=null,o=null;IntersectionObserver.prototype.THROTTLE_TIMEOUT=100,IntersectionObserver.prototype.POLL_INTERVAL=null,IntersectionObserver.prototype.USE_MUTATION_OBSERVER=!0,IntersectionObserver._setupCrossOriginUpdater=function(){return n||(n=function(t,n){o=t&&n?u(t,n):{top:0,bottom:0,left:0,right:0,width:0,height:0},e.forEach((function(t){t._checkForIntersections()}))}),n},IntersectionObserver._resetCrossOriginUpdater=function(){n=null,o=null},IntersectionObserver.prototype.observe=function(t){if(!this._observationTargets.some((function(e){return e.element==t}))){if(!t||1!=t.nodeType)throw new Error("target must be an Element");this._registerInstance(),this._observationTargets.push({element:t,entry:null}),this._monitorIntersections(t.ownerDocument),this._checkForIntersections()}},IntersectionObserver.prototype.unobserve=function(t){this._observationTargets=this._observationTargets.filter((function(e){return e.element!=t})),this._unmonitorIntersections(t.ownerDocument),0==this._observationTargets.length&&this._unregisterInstance()},IntersectionObserver.prototype.disconnect=function(){this._observationTargets=[],this._unmonitorAllIntersections(),this._unregisterInstance()},IntersectionObserver.prototype.takeRecords=function(){var t=this._queuedEntries.slice();return this._queuedEntries=[],t},IntersectionObserver.prototype._initThresholds=function(t){var e=t||[0];return Array.isArray(e)||(e=[e]),e.sort().filter((function(t,e,n){if("number"!=typeof t||isNaN(t)||t<0||t>1)throw new Error("threshold must be a number between 0 and 1 inclusively");return t!==n[e-1]}))},IntersectionObserver.prototype._parseRootMargin=function(t){var e=(t||"0px").split(/\s+/).map((function(t){var e=/^(-?\d*\.?\d+)(px|%)$/.exec(t);if(!e)throw new Error("rootMargin must be specified in pixels or percent");return{value:parseFloat(e[1]),unit:e[2]}}));return e[1]=e[1]||e[0],e[2]=e[2]||e[0],e[3]=e[3]||e[1],e},IntersectionObserver.prototype._monitorIntersections=function(e){var n=e.defaultView;if(n&&-1==this._monitoringDocuments.indexOf(e)){var o=this._checkForIntersections,h=null,c=null;this.POLL_INTERVAL?h=n.setInterval(o,this.POLL_INTERVAL):(i(n,"resize",o,!0),i(e,"scroll",o,!0),this.USE_MUTATION_OBSERVER&&"MutationObserver"in n&&(c=new n.MutationObserver(o)).observe(e,{attributes:!0,childList:!0,characterData:!0,subtree:!0})),this._monitoringDocuments.push(e),this._monitoringUnsubscribes.push((function(){var t=e.defaultView;t&&(h&&t.clearInterval(h),s(t,"resize",o,!0)),s(e,"scroll",o,!0),c&&c.disconnect()}));var u=this.root&&(this.root.ownerDocument||this.root)||t;if(e!=u){var a=r(e);a&&this._monitorIntersections(a.ownerDocument)}}},IntersectionObserver.prototype._unmonitorIntersections=function(e){var n=this._monitoringDocuments.indexOf(e);if(-1!=n){var o=this.root&&(this.root.ownerDocument||this.root)||t;if(!this._observationTargets.some((function(t){var n=t.element.ownerDocument;if(n==e)return!0;for(;n&&n!=o;){var i=r(n);if((n=i&&i.ownerDocument)==e)return!0}return!1}))){var i=this._monitoringUnsubscribes[n];if(this._monitoringDocuments.splice(n,1),this._monitoringUnsubscribes.splice(n,1),i(),e!=o){var s=r(e);s&&this._unmonitorIntersections(s.ownerDocument)}}}},IntersectionObserver.prototype._unmonitorAllIntersections=function(){var t=this._monitoringUnsubscribes.slice(0);this._monitoringDocuments.length=0,this._monitoringUnsubscribes.length=0;for(var e=0;e=0&&v>=0&&{top:a,bottom:f,left:p,right:d,width:g,height:v}||null),!b)break;m=m&&l(m)}return b}},IntersectionObserver.prototype._getRootRect=function(){var e;if(this.root&&!f(this.root))e=h(this.root);else{var n=f(this.root)?this.root:t,o=n.documentElement,r=n.body;e={top:0,left:0,right:o.clientWidth||r.clientWidth,width:o.clientWidth||r.clientWidth,bottom:o.clientHeight||r.clientHeight,height:o.clientHeight||r.clientHeight}}return this._expandRectByRootMargin(e)},IntersectionObserver.prototype._expandRectByRootMargin=function(t){var e=this._rootMarginValues.map((function(e,n){return"px"==e.unit?e.value:e.value*(n%2?t.width:t.height)/100})),n={top:t.top-e[0],right:t.right+e[1],bottom:t.bottom+e[2],left:t.left-e[3]};return n.width=n.right-n.left,n.height=n.bottom-n.top,n},IntersectionObserver.prototype._hasCrossedThreshold=function(t,e){var n=t&&t.isIntersecting?t.intersectionRatio||0:-1,o=e.isIntersecting?e.intersectionRatio||0:-1;if(n!==o)for(var r=0;r