Element.prototype.matches||(Element.prototype.matches=Element.prototype.msMatchesSelector||Element.prototype.webkitMatchesSelector),Element.prototype.closest||(Element.prototype.closest=function(s){var el=this;do{if(Element.prototype.matches.call(el,s))return el;el=el.parentElement||el.parentNode}while(null!==el&&1===el.nodeType);return null}),Array.prototype.includes||Object.defineProperty(Array.prototype,"includes",{enumerable:!1,value:function(obj){var newArr;return this.filter((function(el){return el==obj})).length>0}}),Array.prototype.find||Object.defineProperty(Array.prototype,"find",{value:function(predicate){if(null==this)throw new TypeError('"this" is null/undefined');var o=Object(this),len=o.length>>>0;if("function"!=typeof predicate)throw new TypeError("predicate must be a function");for(var thisArg=arguments[1],k=0;k<len;){var kValue=o[k];if(predicate.call(thisArg,kValue,k,o))return kValue;k++}}}),window.areClipPathShapesSupported=function(){for(var base,prefixes=["webkit","moz","ms","o"],properties=["clipPath"],testElement=document.createElement("testelement"),attribute="polygon(50% 0%, 0% 100%, 100% 100%)",i=0,l=properties.length;i<l;i++){var property=properties[i];if(""===testElement.style[property]&&(testElement.style[property]=attribute,""!==testElement.style[property]))return!0}return!1};