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/*
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Copyright (C) Federico Zivolo 2018
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Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
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*/(function(e,t){'object'==typeof exports&&'undefined'!=typeof module?module.exports=t():'function'==typeof define&&define.amd?define(t):e.Popper=t()}
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)(this,function(){'use strict';function e(e){return e&&'[object Function]'==={}
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.toString.call(e)}
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function t(e,t){if(1!==e.nodeType)return[];var o=getComputedStyle(e,null);return t?o[t]:o}
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function o(e){return'HTML'===e.nodeName?e:e.parentNode||e.host}
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function n(e){if(!e)return document.body;switch(e.nodeName){case'HTML':case'BODY':return e.ownerDocument.body;case'#document':return e.body;}
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var i=t(e),r=i.overflow,p=i.overflowX,s=i.overflowY;return /(auto|scroll|overlay)/.test(r+s+p)?e:n(o(e))}
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function r(e){return 11===e?re:10===e?pe:re||pe}
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function p(e){if(!e)return document.documentElement;for(var o=r(10)?document.body:null,n=e.offsetParent;n===o&&e.nextElementSibling;)n=(e=e.nextElementSibling).offsetParent;var i=n&&n.nodeName;return i&&'BODY'!==i&&'HTML'!==i?-1!==['TD','TABLE'].indexOf(n.nodeName)&&'static'===t(n,'position')?p(n):n:e?e.ownerDocument.documentElement:document.documentElement}
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function s(e){var t=e.nodeName;return'BODY'!==t&&('HTML'===t||p(e.firstElementChild)===e)}
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function d(e){return null===e.parentNode?e:d(e.parentNode)}
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function a(e,t){if(!e||!e.nodeType||!t||!t.nodeType)return document.documentElement;var o=e.compareDocumentPosition(t)&Node.DOCUMENT_POSITION_FOLLOWING,n=o?e:t,i=o?t:e,r=document.createRange();r.setStart(n,0),r.setEnd(i,0);var l=r.commonAncestorContainer;if(e!==l&&t!==l||n.contains(i))return s(l)?l:p(l);var f=d(e);return f.host?a(f.host,t):a(e,d(t).host)}
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function l(e){var t=1<arguments.length&&void 0!==arguments[1]?arguments[1]:'top',o='top'===t?'scrollTop':'scrollLeft',n=e.nodeName;if('BODY'===n||'HTML'===n){var i=e.ownerDocument.documentElement,r=e.ownerDocument.scrollingElement||i;return r[o]}
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return e[o]}
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function f(e,t){var o=2<arguments.length&&void 0!==arguments[2]&&arguments[2],n=l(t,'top'),i=l(t,'left'),r=o?-1:1;return e.top+=n*r,e.bottom+=n*r,e.left+=i*r,e.right+=i*r,e}
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function m(e,t){var o='x'===t?'Left':'Top',n='Left'==o?'Right':'Bottom';return parseFloat(e['border'+o+'Width'],10)+parseFloat(e['border'+n+'Width'],10)}
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function h(e,t,o,n){return $(t['offset'+e],t['scroll'+e],o['client'+e],o['offset'+e],o['scroll'+e],r(10)?o['offset'+e]+n['margin'+('Height'===e?'Top':'Left')]+n['margin'+('Height'===e?'Bottom':'Right')]:0)}
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function c(){var e=document.body,t=document.documentElement,o=r(10)&&getComputedStyle(t);return{height:h('Height',e,t,o),width:h('Width',e,t,o)}
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}
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function g(e){return le({}
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,e,{right:e.left+e.width,bottom:e.top+e.height}
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)}
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function u(e){var o={}
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;try{if(r(10)){o=e.getBoundingClientRect();var n=l(e,'top'),i=l(e,'left');o.top+=n,o.left+=i,o.bottom+=n,o.right+=i}
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else o=e.getBoundingClientRect()}
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catch(t){}
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var p={left:o.left,top:o.top,width:o.right-o.left,height:o.bottom-o.top}
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,s='HTML'===e.nodeName?c():{}
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,d=s.width||e.clientWidth||p.right-p.left,a=s.height||e.clientHeight||p.bottom-p.top,f=e.offsetWidth-d,h=e.offsetHeight-a;if(f||h){var u=t(e);f-=m(u,'x'),h-=m(u,'y'),p.width-=f,p.height-=h}
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return g(p)}
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function b(e,o){var i=2<arguments.length&&void 0!==arguments[2]&&arguments[2],p=r(10),s='HTML'===o.nodeName,d=u(e),a=u(o),l=n(e),m=t(o),h=parseFloat(m.borderTopWidth,10),c=parseFloat(m.borderLeftWidth,10);i&&'HTML'===o.nodeName&&(a.top=$(a.top,0),a.left=$(a.left,0));var b=g({top:d.top-a.top-h,left:d.left-a.left-c,width:d.width,height:d.height}
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);if(b.marginTop=0,b.marginLeft=0,!p&&s){var y=parseFloat(m.marginTop,10),w=parseFloat(m.marginLeft,10);b.top-=h-y,b.bottom-=h-y,b.left-=c-w,b.right-=c-w,b.marginTop=y,b.marginLeft=w}
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return(p&&!i?o.contains(l):o===l&&'BODY'!==l.nodeName)&&(b=f(b,o)),b}
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function y(e){var t=1<arguments.length&&void 0!==arguments[1]&&arguments[1],o=e.ownerDocument.documentElement,n=b(e,o),i=$(o.clientWidth,window.innerWidth||0),r=$(o.clientHeight,window.innerHeight||0),p=t?0:l(o),s=t?0:l(o,'left'),d={top:p-n.top+n.marginTop,left:s-n.left+n.marginLeft,width:i,height:r}
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;return g(d)}
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function w(e){var n=e.nodeName;return'BODY'===n||'HTML'===n?!1:'fixed'===t(e,'position')||w(o(e))}
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function E(e){if(!e||!e.parentElement||r())return document.documentElement;for(var o=e.parentElement;o&&'none'===t(o,'transform');)o=o.parentElement;return o||document.documentElement}
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