(function(){
/*

 Copyright (c) 2016 The Polymer Project Authors. All rights reserved.
 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
 The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
 Code distributed by Google as part of the polymer project is also
 subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt

 Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
 The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
 Code distributed by Google as part of the polymer project is also
 subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt

Copyright (c) 2016 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt

Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
*/
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function(a,b){var c={},d={},e=this,f=b&&b.__cssBuild;ba(b,function(b){e.whenHostOrRootRule(a,b,f,function(f){Mc.call(a._element||a,f.selector)&&(f.isHost?e.collectProperties(b,c):e.collectProperties(b,d))})},null,!0);return{rootProps:d,hostProps:c}};n.prototype.transformStyles=function(a,b,c){var d=this,e=T(a),f=t._calcHostScope(e.is,e.typeExtension),e=a.extends?"\\"+f.slice(0,-1)+"\\]":f,g=new RegExp("(?:^|[^.#[:])"+e+"($|[.:[\\s>+~])"),e=u.get(a).styleRules,h=this._elementKeyframeTransforms(a,e,
c);return t.elementStyles(a,e,function(a){d.applyProperties(a,b);y||pc(a)||!a.cssText||(d.applyKeyframeTransforms(a,h),d._scopeSelector(a,g,f,c))})};n.prototype._elementKeyframeTransforms=function(a,b,c){a=b._keyframes;b={};if(!y&&a)for(var d=0,e=a[d];d<a.length;e=a[++d])this._scopeKeyframes(e,c),b[e.keyframesName]=this._keyframesRuleTransformer(e);return b};n.prototype._keyframesRuleTransformer=function(a){return function(b){return b.replace(a.keyframesNameRx,a.transformedKeyframesName)}};n.prototype._scopeKeyframes=
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n.prototype.applyElementScopeSelector=function(a,b,c){var d=a.getAttribute("class")||"",e=d;c&&(e=d.replace(new RegExp("\\s*x-scope\\s*"+c+"\\s*","g")," "));e+=(e?" ":"")+"x-scope "+b;d!==e&&ra(a,e)};n.prototype.applyElementStyle=function(a,b,c,d){b=d?d.textContent||"":this.transformStyles(a,b,c);var e=u.get(a),f=e.customStyle;f&&!y&&f!==d&&(f._useCount--,0>=f._useCount&&f.parentNode&&f.parentNode.removeChild(f));y?e.customStyle?(e.customStyle.textContent=b,d=e.customStyle):b&&(d=Za(b,c,a.shadowRoot,
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c,d){var e=this.cache[a]||[];e.push({properties:b,styleElement:c,scopeSelector:d});e.length>this.typeMax&&e.shift();this.cache[a]=e};la.prototype.fetch=function(a,b,c){if(a=this.cache[a])for(var d=a.length-1;0<=d;d--){var e=a[d];if(this._validate(e,b,c))return e}};if(!y){var Nc=function(a){for(var b=0;b<a.length;b++){var c=a[b];if(c.target!==document.documentElement&&c.target!==document.head){for(var d=0;d<c.addedNodes.length;d++){var e=c.addedNodes[d],f=e;if(f.classList&&!f.classList.contains(t.SCOPE_NAME)||
f instanceof window.SVGElement&&(!f.hasAttribute("class")||0>f.getAttribute("class").indexOf(t.SCOPE_NAME)))if(f=e.getRootNode(),f.nodeType===Node.DOCUMENT_FRAGMENT_NODE&&(f=f.host))f=T(f).is,t.dom(e,f)}for(d=0;d<c.removedNodes.length;d++)if(e=c.removedNodes[d],e.nodeType===Node.ELEMENT_NODE&&(f=void 0,e.classList?f=Array.from(e.classList):e.hasAttribute("class")&&(f=e.getAttribute("class").split(/\s+/)),void 0!==f)){var g=f.indexOf(t.SCOPE_NAME);0<=g&&(f=f[g+1])&&t.dom(e,f,!0)}}}},Oc=new MutationObserver(Nc),
Pc=function(a){Oc.observe(a,{childList:!0,subtree:!0})};if(window.customElements&&!window.customElements.flush)Pc(document);else{var lb=function(){Pc(document.body)};window.HTMLImports?window.HTMLImports.whenReady(lb):requestAnimationFrame(function(){if("loading"===document.readyState){var a=function(){lb();document.removeEventListener("readystatechange",a)};document.addEventListener("readystatechange",a)}else lb()})}pb=function(){Nc(Oc.takeRecords())}}var sa={},yd=Promise.resolve(),$a=null,sc=window.HTMLImports&&
window.HTMLImports.whenReady||null,ab,xa=null,ja=null;z.prototype.enqueueDocumentValidation=function(){!this.enqueued&&ja&&(this.enqueued=!0,ob(ja))};z.prototype.addCustomStyle=function(a){a.__seenByShadyCSS||(a.__seenByShadyCSS=!0,this.customStyles.push(a),this.enqueueDocumentValidation())};z.prototype.getStyleForCustomStyle=function(a){return a.__shadyCSSCachedStyle?a.__shadyCSSCachedStyle:a.getStyle?a.getStyle():a};z.prototype.processStyles=function(){for(var a=this.customStyles,b=0;b<a.length;b++){var c=
a[b];if(!c.__shadyCSSCachedStyle){var d=this.getStyleForCustomStyle(c);if(d){var e=d.__appliedElement;if(e)for(var f=0;f<d.attributes.length;f++){var g=d.attributes[f];e.setAttribute(g.name,g.value)}d=e||d;xa&&xa(d);c.__shadyCSSCachedStyle=d}}}return a};z.prototype.addCustomStyle=z.prototype.addCustomStyle;z.prototype.getStyleForCustomStyle=z.prototype.getStyleForCustomStyle;z.prototype.processStyles=z.prototype.processStyles;Object.defineProperties(z.prototype,{transformCallback:{get:function(){return xa},
set:function(a){xa=a}},validateCallback:{get:function(){return ja},set:function(a){var b=!1;ja||(b=!0);ja=a;b&&this.enqueueDocumentValidation()}}});var Qc=new la;k.prototype.flush=function(){pb()};k.prototype._generateScopeSelector=function(a){var b=this._scopeCounter[a]=(this._scopeCounter[a]||0)+1;return a+"-"+b};k.prototype.getStyleAst=function(a){return qa(a)};k.prototype.styleAstToString=function(a){return aa(a)};k.prototype._gatherStyles=function(a){a=a.content.querySelectorAll("style");for(var b=
[],c=0;c<a.length;c++){var d=a[c];b.push(d.textContent);d.parentNode.removeChild(d)}return b.join("").trim()};k.prototype._getCssBuild=function(a){return(a=a.content.querySelector("style"))?a.getAttribute("css-build")||"":""};k.prototype.prepareTemplate=function(a,b,c){if(!a._prepared){a._prepared=!0;a.name=b;a.extends=c;sa[b]=a;var d=this._getCssBuild(a),e=this._gatherStyles(a);c={is:b,extends:c,__cssBuild:d};y||t.dom(a.content,b);this._ensure();var f=this._applyShim.detectMixin(e),e=Ya(e);f&&r&&
this._applyShim.transformRules(e,b);a._styleAst=e;a._cssBuild=d;d=[];r||(d=P.decorateStyles(a._styleAst,c));if(!d.length||r)b=this._generateStaticStyle(c,a._styleAst,y?a.content:null,kb[b]),a._style=b;a._ownPropertyNames=d}};k.prototype._generateStaticStyle=function(a,b,c,d){b=t.elementStyles(a,b);if(b.length)return Za(b,a.is,c,d)};k.prototype._prepareHost=function(a){var b=T(a),c=b.is,b=b.typeExtension,d=kb[c],e=sa[c],f,g,h;e&&(f=e._styleAst,g=e._ownPropertyNames,h=e._cssBuild);return u.set(a,new u(f,
d,g,c,b,h))};k.prototype._ensureApplyShim=function(){if(!this._applyShim)if(window.ShadyCSS.ApplyShim)this._applyShim=window.ShadyCSS.ApplyShim,this._applyShim.invalidCallback=wd;else{var a={};this._applyShim=(a.detectMixin=function(){return!1},a.transformRule=function(){},a.transformRules=function(){},a)}};k.prototype._ensureCustomStyleInterface=function(){var a=this;if(!this._customStyleInterface)if(window.ShadyCSS.CustomStyleInterface)this._customStyleInterface=window.ShadyCSS.CustomStyleInterface,
this._customStyleInterface.transformCallback=function(b){a.transformCustomStyleForDocument(b)},this._customStyleInterface.validateCallback=function(){requestAnimationFrame(function(){(a._customStyleInterface.enqueued||a._elementsHaveApplied)&&a.flushCustomStyles()})};else{var b={};this._customStyleInterface=(b.processStyles=function(){},b.enqueued=!1,b.getStyleForCustomStyle=function(){return null},b)}};k.prototype._ensure=function(){this._ensureApplyShim();this._ensureCustomStyleInterface()};k.prototype.flushCustomStyles=
function(){this._ensure();var a=this._customStyleInterface.processStyles();this._customStyleInterface.enqueued&&(r?this._revalidateCustomStyleApplyShim(a):(this._updateProperties(this._documentOwner,this._documentOwnerStyleInfo),this._applyCustomStyles(a)),this._customStyleInterface.enqueued=!1,this._elementsHaveApplied&&!r&&this.styleDocument())};k.prototype.styleElement=function(a,b){var c=T(a).is,d=u.get(a);d||(d=this._prepareHost(a));this._isRootOwner(a)||(this._elementsHaveApplied=!0);b&&(d.overrideStyleProperties=
d.overrideStyleProperties||{},Object.assign(d.overrideStyleProperties,b));if(r){if(d.overrideStyleProperties){b=d.overrideStyleProperties;for(var e in b)null===e?a.style.removeProperty(e):a.style.setProperty(e,b[e])}((e=sa[c])||this._isRootOwner(a))&&e&&e._style&&e._applyShimInvalid&&(e._validating||(this._ensure(),this._applyShim.transformRules(e._styleAst,c),e._style.textContent=t.elementStyles(a,d.styleRules),xd(e)),y&&(c=a.shadowRoot)&&(c.querySelector("style").textContent=t.elementStyles(a,d.styleRules)),
d.styleRules=e._styleAst)}else this._updateProperties(a,d),d.ownStylePropertyNames&&d.ownStylePropertyNames.length&&this._applyStyleProperties(a,d)};k.prototype._styleOwnerForNode=function(a){return(a=a.getRootNode().host)?u.get(a)?a:this._styleOwnerForNode(a):this._documentOwner};k.prototype._isRootOwner=function(a){return a===this._documentOwner};k.prototype._applyStyleProperties=function(a,b){var c=T(a).is,d=Qc.fetch(c,b.styleProperties,b.ownStylePropertyNames),e=d?d.styleElement:null,f=b.scopeSelector;
b.scopeSelector=d&&d.scopeSelector||this._generateScopeSelector(c);e=P.applyElementStyle(a,b.styleProperties,b.scopeSelector,e);y||P.applyElementScopeSelector(a,b.scopeSelector,f);d||Qc.store(c,b.styleProperties,e,b.scopeSelector);return e};k.prototype._updateProperties=function(a,b){var c=this._styleOwnerForNode(a),d=u.get(c),c=Object.create(d.styleProperties||null),e=P.hostAndRootPropertiesForScope(a,b.styleRules);a=P.propertyDataFromStyles(d.styleRules,a).properties;Object.assign(c,e.hostProps,
a,e.rootProps);this._mixinOverrideStyles(c,b.overrideStyleProperties);P.reify(c);b.styleProperties=c};k.prototype._mixinOverrideStyles=function(a,b){for(var c in b){var d=b[c];if(d||0===d)a[c]=d}};k.prototype.styleDocument=function(a){this.styleSubtree(this._documentOwner,a)};k.prototype.styleSubtree=function(a,b){var c=a.shadowRoot;(c||this._isRootOwner(a))&&this.styleElement(a,b);if(b=c&&(c.children||c.childNodes))for(a=0;a<b.length;a++)this.styleSubtree(b[a]);else if(a=a.children||a.childNodes)for(b=
0;b<a.length;b++)this.styleSubtree(a[b])};k.prototype._revalidateCustomStyleApplyShim=function(a){for(var b=0;b<a.length;b++){var c=this._customStyleInterface.getStyleForCustomStyle(a[b]);c&&this._revalidateApplyShim(c)}};k.prototype._applyCustomStyles=function(a){for(var b=0;b<a.length;b++){var c=this._customStyleInterface.getStyleForCustomStyle(a[b]);c&&P.applyCustomStyle(c,this._documentOwnerStyleInfo.styleProperties)}};k.prototype.transformCustomStyleForDocument=function(a){var b=this,c=qa(a);
ba(c,function(a){y?t.normalizeRootSelector(a):t.documentRule(a);r&&(b._ensure(),b._applyShim.transformRule(a))});r?a.textContent=aa(c):this._documentOwnerStyleInfo.styleRules.rules.push(c)};k.prototype._revalidateApplyShim=function(a){if(r){var b=qa(a);this._ensure();this._applyShim.transformRules(b);a.textContent=aa(b)}};k.prototype.getComputedStyleValue=function(a,b){var c;r||(c=(u.get(a)||u.get(this._styleOwnerForNode(a))).styleProperties[b]);return(c=c||window.getComputedStyle(a).getPropertyValue(b))?
c.trim():""};k.prototype.setElementClass=function(a,b){var c=a.getRootNode();b=b?b.split(/\s/):[];c=c.host&&c.host.localName;if(!c){var d=a.getAttribute("class");if(d)for(var d=d.split(/\s/),e=0;e<d.length;e++)if(d[e]===t.SCOPE_NAME){c=d[e+1];break}}c&&b.push(t.SCOPE_NAME,c);r||(c=u.get(a))&&c.scopeSelector&&b.push(P.XSCOPE_NAME,c.scopeSelector);ra(a,b.join(" "))};k.prototype._styleInfoForNode=function(a){return u.get(a)};k.prototype.flush=k.prototype.flush;k.prototype.prepareTemplate=k.prototype.prepareTemplate;
k.prototype.styleElement=k.prototype.styleElement;k.prototype.styleDocument=k.prototype.styleDocument;k.prototype.styleSubtree=k.prototype.styleSubtree;k.prototype.getComputedStyleValue=k.prototype.getComputedStyleValue;k.prototype.setElementClass=k.prototype.setElementClass;k.prototype._styleInfoForNode=k.prototype._styleInfoForNode;k.prototype.transformCustomStyleForDocument=k.prototype.transformCustomStyleForDocument;k.prototype.getStyleAst=k.prototype.getStyleAst;k.prototype.styleAstToString=
k.prototype.styleAstToString;k.prototype.flushCustomStyles=k.prototype.flushCustomStyles;Object.defineProperties(k.prototype,{nativeShadow:{get:function(){return y}},nativeCss:{get:function(){return r}}});var F=new k,mb,nb;window.ShadyCSS&&(mb=window.ShadyCSS.ApplyShim,nb=window.ShadyCSS.CustomStyleInterface);window.ShadyCSS={ScopingShim:F,prepareTemplate:function(a,b,c){F.flushCustomStyles();F.prepareTemplate(a,b,c)},styleSubtree:function(a,b){F.flushCustomStyles();F.styleSubtree(a,b)},styleElement:function(a){F.flushCustomStyles();
F.styleElement(a)},styleDocument:function(a){F.flushCustomStyles();F.styleDocument(a)},getComputedStyleValue:function(a,b){return F.getComputedStyleValue(a,b)},nativeCss:r,nativeShadow:y};mb&&(window.ShadyCSS.ApplyShim=mb);nb&&(window.ShadyCSS.CustomStyleInterface=nb);(function(){if(customElements&&customElements.polyfillWrapFlushCallback){var a=function(){if(b){var a=b;b=null;a();return!0}},b,c=HTMLImports.whenReady;customElements.polyfillWrapFlushCallback(function(d){b=d;c(a)});HTMLImports.whenReady=
function(b){c(function(){a()?HTMLImports.whenReady(b):b()})}}HTMLImports.whenReady(function(){requestAnimationFrame(function(){window.dispatchEvent(new CustomEvent("WebComponentsReady"))})})})(window.WebComponents);(function(){var a=document.createElement("style");a.textContent="body {transition: opacity ease-in 0.2s; } \nbody[unresolved] {opacity: 0; display: block; overflow: hidden; position: relative; } \n";var b=document.querySelector("head");b.insertBefore(a,b.firstChild)})(window.WebComponents)})();
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