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d,e,f,g,h,i,j,k=n.css(a,"position"),l=n(a),m={};"static"===k&&(a.style.position="relative"),h=l.offset(),f=n.css(a,"top"),i=n.css(a,"left"),j=("absolute"===k||"fixed"===k)&&n.inArray("auto",[f,i])>-1,j?(d=l.position(),g=d.top,e=d.left):(g=parseFloat(f)||0,e=parseFloat(i)||0),n.isFunction(b)&&(b=b.call(a,c,n.extend({},h))),null!=b.top&&(m.top=b.top-h.top+g),null!=b.left&&(m.left=b.left-h.left+e),"using"in b?b.using.call(a,m):l.css(m)}},n.fn.extend({offset:function(a){if(arguments.length)return void 0===a?this:this.each(function(b){n.offset.setOffset(this,a,b)});var b,c,d={top:0,left:0},e=this[0],f=e&&e.ownerDocument;if(f)return b=f.documentElement,n.contains(b,e)?(void 0!==e.getBoundingClientRect&&(d=e.getBoundingClientRect()),c=lc(f),{top:d.top+(c.pageYOffset||b.scrollTop)-(b.clientTop||0),left:d.left+(c.pageXOffset||b.scrollLeft)-(b.clientLeft||0)}):d},position:function(){if(this[0]){var a,b,c={top:0,left:0},d=this[0];return"fixed"===n.css(d,"position")?b=d.getBoundingClientRect():(a=this.offsetParent(),b=this.offset(),n.nodeName(a[0],"html")||(c=a.offset()),c.top+=n.css(a[0],"borderTopWidth",!0),c.left+=n.css(a[0],"borderLeftWidth",!0)),{top:b.top-c.top-n.css(d,"marginTop",!0),left:b.left-c.left-n.css(d,"marginLeft",!0)}}},offsetParent:function(){return this.map(function(){var a=this.offsetParent;while(a&&!n.nodeName(a,"html")&&"static"===n.css(a,"position"))a=a.offsetParent;return a||Pa})}}),n.each({scrollLeft:"pageXOffset",scrollTop:"pageYOffset"},function(a,b){var c=/Y/.test(b);n.fn[a]=function(d){return X(this,function(a,d,e){var f=lc(a);if(void 0===e)return f?b in f?f[b]:f.document.documentElement[d]:a[d];f?f.scrollTo(c?n(f).scrollLeft():e,c?e:n(f).scrollTop()):a[d]=e},a,d,arguments.length,null)}}),n.each(["top","left"],function(a,b){n.cssHooks[b]=Ta(l.pixelPosition,function(a,c){if(c)return c=Ra(a,b),Na.test(c)?n(a).position()[b]+"px":c})}),n.each({Height:"height",Width:"width"},function(a,b){n.each({padding:"inner"+a,content:b,"":"outer"+a},function(c,d){n.fn[d]=function(d,e){var f=arguments.length&&(c||"boolean"!=typeof d),g=c||(!0===d||!0===e?"margin":"border")

     4  *

     5 ;return X(this,function(b,c,d){var e;return n.isWindow(b)?b.document.documentElement["client"+a]:9===b.nodeType?(e=b.documentElement,Math.max(b.body["scroll"+a],e["scroll"+a],b.body["offset"+a],e["offset"+a],e["client"+a])):void 0===d?n.css(b,c,g):n.style(b,c,d,g)},b,f?d:void 0,f,null)}})}),n.fn.extend({bind:function(a,b,c){return this.on(a,null,b,c)},unbind:function(a,b){return this.off(a,null,b)},delegate:function(a,b,c,d){return this.on(b,a,c,d)},undelegate:function(a,b,c){return 1===arguments.length?this.off(a,"**"):this.off(b,a||"**",c)}}),n.fn.size=function(){return this.length},n.fn.andSelf=n.fn.addBack,"function"==typeof define&&define.amd&&define("jquery",[],function(){return n});var mc=a.jQuery,nc=a.$;return n.noConflict=function(b){return a.$===n&&(a.$=nc),b&&a.jQuery===n&&(a.jQuery=mc),n},b||(a.jQuery=a.$=n),n});

     5  * Includes Sizzle.js

     6  * https://sizzlejs.com/

     7  *

     8  * Copyright OpenJS Foundation and other contributors

     9  * Released under the MIT license

    10  * https://jquery.org/license

    11  *

    12  * Date: 2021-03-02T17:08Z

    13  */

    14 ( function( global, factory ) {

    15 

    16 	"use strict";

    17 

    18 	if ( typeof module === "object" && typeof module.exports === "object" ) {

    19 

    20 		// For CommonJS and CommonJS-like environments where a proper `window`

    21 		// is present, execute the factory and get jQuery.

    22 		// For environments that do not have a `window` with a `document`

    23 		// (such as Node.js), expose a factory as module.exports.

    24 		// This accentuates the need for the creation of a real `window`.

    25 		// e.g. var jQuery = require("jquery")(window);

    26 		// See ticket #14549 for more info.

    27 		module.exports = global.document ?

    28 			factory( global, true ) :

    29 			function( w ) {

    30 				if ( !w.document ) {

    31 					throw new Error( "jQuery requires a window with a document" );

    32 				}

    33 				return factory( w );

    34 			};

    35 	} else {

    36 		factory( global );

    37 	}

    38 

    39 // Pass this if window is not defined yet

    40 } )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {

    41 

    42 // Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1

    43 // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode

    44 // arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common

    45 // enough that all such attempts are guarded in a try block.

    46 "use strict";

    47 

    48 var arr = [];

    49 

    50 var getProto = Object.getPrototypeOf;

    51 

    52 var slice = arr.slice;

    53 

    54 var flat = arr.flat ? function( array ) {

    55 	return arr.flat.call( array );

    56 } : function( array ) {

    57 	return arr.concat.apply( [], array );

    58 };

    59 

    60 

    61 var push = arr.push;

    62 

    63 var indexOf = arr.indexOf;

    64 

    65 var class2type = {};

    66 

    67 var toString = class2type.toString;

    68 

    69 var hasOwn = class2type.hasOwnProperty;

    70 

    71 var fnToString = hasOwn.toString;

    72 

    73 var ObjectFunctionString = fnToString.call( Object );

    74 

    75 var support = {};

    76 

    77 var isFunction = function isFunction( obj ) {

    78 

    79 		// Support: Chrome <=57, Firefox <=52

    80 		// In some browsers, typeof returns "function" for HTML <object> elements

    81 		// (i.e., `typeof document.createElement( "object" ) === "function"`).

    82 		// We don't want to classify *any* DOM node as a function.

    83 		// Support: QtWeb <=3.8.5, WebKit <=534.34, wkhtmltopdf tool <=0.12.5

    84 		// Plus for old WebKit, typeof returns "function" for HTML collections

    85 		// (e.g., `typeof document.getElementsByTagName("div") === "function"`). (gh-4756)

    86 		return typeof obj === "function" && typeof obj.nodeType !== "number" &&

    87 			typeof obj.item !== "function";

    88 	};

    89 

    90 

    91 var isWindow = function isWindow( obj ) {

    92 		return obj != null && obj === obj.window;

    93 	};

    94 

    95 

    96 var document = window.document;

    97 

    98 

    99 

   100 	var preservedScriptAttributes = {

   101 		type: true,

   102 		src: true,

   103 		nonce: true,

   104 		noModule: true

   105 	};

   106 

   107 	function DOMEval( code, node, doc ) {

   108 		doc = doc || document;

   109 

   110 		var i, val,

   111 			script = doc.createElement( "script" );

   112 

   113 		script.text = code;

   114 		if ( node ) {

   115 			for ( i in preservedScriptAttributes ) {

   116 

   117 				// Support: Firefox 64+, Edge 18+

   118 				// Some browsers don't support the "nonce" property on scripts.

   119 				// On the other hand, just using `getAttribute` is not enough as

   120 				// the `nonce` attribute is reset to an empty string whenever it

   121 				// becomes browsing-context connected.

   122 				// See https://github.com/whatwg/html/issues/2369

   123 				// See https://html.spec.whatwg.org/#nonce-attributes

   124 				// The `node.getAttribute` check was added for the sake of

   125 				// `jQuery.globalEval` so that it can fake a nonce-containing node

   126 				// via an object.

   127 				val = node[ i ] || node.getAttribute && node.getAttribute( i );

   128 				if ( val ) {

   129 					script.setAttribute( i, val );

   130 				}

   131 			}

   132 		}

   133 		doc.head.appendChild( script ).parentNode.removeChild( script );

   134 	}

   135 

   136 

   137 function toType( obj ) {

   138 	if ( obj == null ) {

   139 		return obj + "";

   140 	}

   141 

   142 	// Support: Android <=2.3 only (functionish RegExp)

   143 	return typeof obj === "object" || typeof obj === "function" ?

   144 		class2type[ toString.call( obj ) ] || "object" :

   145 		typeof obj;

   146 }

   147 /* global Symbol */

   148 // Defining this global in .eslintrc.json would create a danger of using the global

   149 // unguarded in another place, it seems safer to define global only for this module

   150 

   151 

   152 

   153 var

   154 	version = "3.6.0",

   155 

   156 	// Define a local copy of jQuery

   157 	jQuery = function( selector, context ) {

   158 

   159 		// The jQuery object is actually just the init constructor 'enhanced'

   160 		// Need init if jQuery is called (just allow error to be thrown if not included)

   161 		return new jQuery.fn.init( selector, context );

   162 	};

   163 

   164 jQuery.fn = jQuery.prototype = {

   165 

   166 	// The current version of jQuery being used

   167 	jquery: version,

   168 

   169 	constructor: jQuery,

   170 

   171 	// The default length of a jQuery object is 0

   172 	length: 0,

   173 

   174 	toArray: function() {

   175 		return slice.call( this );

   176 	},

   177 

   178 	// Get the Nth element in the matched element set OR

   179 	// Get the whole matched element set as a clean array

   180 	get: function( num ) {

   181 

   182 		// Return all the elements in a clean array

   183 		if ( num == null ) {

   184 			return slice.call( this );

   185 		}

   186 

   187 		// Return just the one element from the set

   188 		return num < 0 ? this[ num + this.length ] : this[ num ];

   189 	},

   190 

   191 	// Take an array of elements and push it onto the stack

   192 	// (returning the new matched element set)

   193 	pushStack: function( elems ) {

   194 

   195 		// Build a new jQuery matched element set

   196 		var ret = jQuery.merge( this.constructor(), elems );

   197 

   198 		// Add the old object onto the stack (as a reference)

   199 		ret.prevObject = this;

   200 

   201 		// Return the newly-formed element set

   202 		return ret;

   203 	},

   204 

   205 	// Execute a callback for every element in the matched set.

   206 	each: function( callback ) {

   207 		return jQuery.each( this, callback );

   208 	},

   209 

   210 	map: function( callback ) {

   211 		return this.pushStack( jQuery.map( this, function( elem, i ) {

   212 			return callback.call( elem, i, elem );

   213 		} ) );

   214 	},

   215 

   216 	slice: function() {

   217 		return this.pushStack( slice.apply( this, arguments ) );

   218 	},

   219 

   220 	first: function() {

   221 		return this.eq( 0 );

   222 	},

   223 

   224 	last: function() {

   225 		return this.eq( -1 );

   226 	},

   227 

   228 	even: function() {

   229 		return this.pushStack( jQuery.grep( this, function( _elem, i ) {

   230 			return ( i + 1 ) % 2;

   231 		} ) );

   232 	},

   233 

   234 	odd: function() {

   235 		return this.pushStack( jQuery.grep( this, function( _elem, i ) {

   236 			return i % 2;

   237 		} ) );

   238 	},

   239 

   240 	eq: function( i ) {

   241 		var len = this.length,

   242 			j = +i + ( i < 0 ? len : 0 );

   243 		return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );

   244 	},

   245 

   246 	end: function() {

   247 		return this.prevObject || this.constructor();

   248 	},

   249 

   250 	// For internal use only.

   251 	// Behaves like an Array's method, not like a jQuery method.

   252 	push: push,

   253 	sort: arr.sort,

   254 	splice: arr.splice

   255 };

   256 

   257 jQuery.extend = jQuery.fn.extend = function() {

   258 	var options, name, src, copy, copyIsArray, clone,

   259 		target = arguments[ 0 ] || {},

   260 		i = 1,

   261 		length = arguments.length,

   262 		deep = false;

   263 

   264 	// Handle a deep copy situation

   265 	if ( typeof target === "boolean" ) {

   266 		deep = target;

   267 

   268 		// Skip the boolean and the target

   269 		target = arguments[ i ] || {};

   270 		i++;

   271 	}

   272 

   273 	// Handle case when target is a string or something (possible in deep copy)

   274 	if ( typeof target !== "object" && !isFunction( target ) ) {

   275 		target = {};

   276 	}

   277 

   278 	// Extend jQuery itself if only one argument is passed

   279 	if ( i === length ) {

   280 		target = this;

   281 		i--;

   282 	}

   283 

   284 	for ( ; i < length; i++ ) {

   285 

   286 		// Only deal with non-null/undefined values

   287 		if ( ( options = arguments[ i ] ) != null ) {

   288 

   289 			// Extend the base object

   290 			for ( name in options ) {

   291 				copy = options[ name ];

   292 

   293 				// Prevent Object.prototype pollution

   294 				// Prevent never-ending loop

   295 				if ( name === "__proto__" || target === copy ) {

   296 					continue;

   297 				}

   298 

   299 				// Recurse if we're merging plain objects or arrays

   300 				if ( deep && copy && ( jQuery.isPlainObject( copy ) ||

   301 					( copyIsArray = Array.isArray( copy ) ) ) ) {

   302 					src = target[ name ];

   303 

   304 					// Ensure proper type for the source value

   305 					if ( copyIsArray && !Array.isArray( src ) ) {

   306 						clone = [];

   307 					} else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) {

   308 						clone = {};

   309 					} else {

   310 						clone = src;

   311 					}

   312 					copyIsArray = false;

   313 

   314 					// Never move original objects, clone them

   315 					target[ name ] = jQuery.extend( deep, clone, copy );

   316 

   317 				// Don't bring in undefined values

   318 				} else if ( copy !== undefined ) {

   319 					target[ name ] = copy;

   320 				}

   321 			}

   322 		}

   323 	}

   324 

   325 	// Return the modified object

   326 	return target;

   327 };

   328 

   329 jQuery.extend( {

   330 

   331 	// Unique for each copy of jQuery on the page

   332 	expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),

   333 

   334 	// Assume jQuery is ready without the ready module

   335 	isReady: true,

   336 

   337 	error: function( msg ) {

   338 		throw new Error( msg );

   339 	},

   340 

   341 	noop: function() {},

   342 

   343 	isPlainObject: function( obj ) {

   344 		var proto, Ctor;

   345 

   346 		// Detect obvious negatives

   347 		// Use toString instead of jQuery.type to catch host objects

   348 		if ( !obj || toString.call( obj ) !== "[object Object]" ) {

   349 			return false;

   350 		}

   351 

   352 		proto = getProto( obj );

   353 

   354 		// Objects with no prototype (e.g., `Object.create( null )`) are plain

   355 		if ( !proto ) {

   356 			return true;

   357 		}

   358 

   359 		// Objects with prototype are plain iff they were constructed by a global Object function

   360 		Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor;

   361 		return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString;

   362 	},

   363 

   364 	isEmptyObject: function( obj ) {

   365 		var name;

   366 

   367 		for ( name in obj ) {

   368 			return false;

   369 		}

   370 		return true;

   371 	},

   372 

   373 	// Evaluates a script in a provided context; falls back to the global one

   374 	// if not specified.

   375 	globalEval: function( code, options, doc ) {

   376 		DOMEval( code, { nonce: options && options.nonce }, doc );

   377 	},

   378 

   379 	each: function( obj, callback ) {

   380 		var length, i = 0;

   381 

   382 		if ( isArrayLike( obj ) ) {

   383 			length = obj.length;

   384 			for ( ; i < length; i++ ) {

   385 				if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {

   386 					break;

   387 				}

   388 			}

   389 		} else {

   390 			for ( i in obj ) {

   391 				if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {

   392 					break;

   393 				}

   394 			}

   395 		}

   396 

   397 		return obj;

   398 	},

   399 

   400 	// results is for internal usage only

   401 	makeArray: function( arr, results ) {

   402 		var ret = results || [];

   403 

   404 		if ( arr != null ) {

   405 			if ( isArrayLike( Object( arr ) ) ) {

   406 				jQuery.merge( ret,

   407 					typeof arr === "string" ?

   408 						[ arr ] : arr

   409 				);

   410 			} else {

   411 				push.call( ret, arr );

   412 			}

   413 		}

   414 

   415 		return ret;

   416 	},

   417 

   418 	inArray: function( elem, arr, i ) {

   419 		return arr == null ? -1 : indexOf.call( arr, elem, i );

   420 	},

   421 

   422 	// Support: Android <=4.0 only, PhantomJS 1 only

   423 	// push.apply(_, arraylike) throws on ancient WebKit

   424 	merge: function( first, second ) {

   425 		var len = +second.length,

   426 			j = 0,

   427 			i = first.length;

   428 

   429 		for ( ; j < len; j++ ) {

   430 			first[ i++ ] = second[ j ];

   431 		}

   432 

   433 		first.length = i;

   434 

   435 		return first;

   436 	},

   437 

   438 	grep: function( elems, callback, invert ) {

   439 		var callbackInverse,

   440 			matches = [],

   441 			i = 0,

   442 			length = elems.length,

   443 			callbackExpect = !invert;

   444 

   445 		// Go through the array, only saving the items

   446 		// that pass the validator function

   447 		for ( ; i < length; i++ ) {

   448 			callbackInverse = !callback( elems[ i ], i );

   449 			if ( callbackInverse !== callbackExpect ) {

   450 				matches.push( elems[ i ] );

   451 			}

   452 		}

   453 

   454 		return matches;

   455 	},

   456 

   457 	// arg is for internal usage only

   458 	map: function( elems, callback, arg ) {

   459 		var length, value,

   460 			i = 0,

   461 			ret = [];

   462 

   463 		// Go through the array, translating each of the items to their new values

   464 		if ( isArrayLike( elems ) ) {

   465 			length = elems.length;

   466 			for ( ; i < length; i++ ) {

   467 				value = callback( elems[ i ], i, arg );

   468 

   469 				if ( value != null ) {

   470 					ret.push( value );

   471 				}

   472 			}

   473 

   474 		// Go through every key on the object,

   475 		} else {

   476 			for ( i in elems ) {

   477 				value = callback( elems[ i ], i, arg );

   478 

   479 				if ( value != null ) {

   480 					ret.push( value );

   481 				}

   482 			}

   483 		}

   484 

   485 		// Flatten any nested arrays

   486 		return flat( ret );

   487 	},

   488 

   489 	// A global GUID counter for objects

   490 	guid: 1,

   491 

   492 	// jQuery.support is not used in Core but other projects attach their

   493 	// properties to it so it needs to exist.

   494 	support: support

   495 } );

   496 

   497 if ( typeof Symbol === "function" ) {

   498 	jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];

   499 }

   500 

   501 // Populate the class2type map

   502 jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),

   503 	function( _i, name ) {

   504 		class2type[ "[object " + name + "]" ] = name.toLowerCase();

   505 	} );

   506 

   507 function isArrayLike( obj ) {

   508 

   509 	// Support: real iOS 8.2 only (not reproducible in simulator)

   510 	// `in` check used to prevent JIT error (gh-2145)

   511 	// hasOwn isn't used here due to false negatives

   512 	// regarding Nodelist length in IE

   513 	var length = !!obj && "length" in obj && obj.length,

   514 		type = toType( obj );

   515 

   516 	if ( isFunction( obj ) || isWindow( obj ) ) {

   517 		return false;

   518 	}

   519 

   520 	return type === "array" || length === 0 ||

   521 		typeof length === "number" && length > 0 && ( length - 1 ) in obj;

   522 }

   523 var Sizzle =

   524 /*!

   525  * Sizzle CSS Selector Engine v2.3.6

   526  * https://sizzlejs.com/

   527  *

   528  * Copyright JS Foundation and other contributors

   529  * Released under the MIT license

   530  * https://js.foundation/

   531  *

   532  * Date: 2021-02-16

   533  */

   534 ( function( window ) {

   535 var i,

   536 	support,

   537 	Expr,

   538 	getText,

   539 	isXML,

   540 	tokenize,

   541 	compile,

   542 	select,

   543 	outermostContext,

   544 	sortInput,

   545 	hasDuplicate,

   546 

   547 	// Local document vars

   548 	setDocument,

   549 	document,

   550 	docElem,

   551 	documentIsHTML,

   552 	rbuggyQSA,

   553 	rbuggyMatches,

   554 	matches,

   555 	contains,

   556 

   557 	// Instance-specific data

   558 	expando = "sizzle" + 1 * new Date(),

   559 	preferredDoc = window.document,

   560 	dirruns = 0,

   561 	done = 0,

   562 	classCache = createCache(),

   563 	tokenCache = createCache(),

   564 	compilerCache = createCache(),

   565 	nonnativeSelectorCache = createCache(),

   566 	sortOrder = function( a, b ) {

   567 		if ( a === b ) {

   568 			hasDuplicate = true;

   569 		}

   570 		return 0;

   571 	},

   572 

   573 	// Instance methods

   574 	hasOwn = ( {} ).hasOwnProperty,

   575 	arr = [],

   576 	pop = arr.pop,

   577 	pushNative = arr.push,

   578 	push = arr.push,

   579 	slice = arr.slice,

   580 

   581 	// Use a stripped-down indexOf as it's faster than native

   582 	// https://jsperf.com/thor-indexof-vs-for/5

   583 	indexOf = function( list, elem ) {

   584 		var i = 0,

   585 			len = list.length;

   586 		for ( ; i < len; i++ ) {

   587 			if ( list[ i ] === elem ) {

   588 				return i;

   589 			}

   590 		}

   591 		return -1;

   592 	},

   593 

   594 	booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|" +

   595 		"ismap|loop|multiple|open|readonly|required|scoped",

   596 

   597 	// Regular expressions

   598 

   599 	// http://www.w3.org/TR/css3-selectors/#whitespace

   600 	whitespace = "[\\x20\\t\\r\\n\\f]",

   601 

   602 	// https://www.w3.org/TR/css-syntax-3/#ident-token-diagram

   603 	identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace +

   604 		"?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+",

   605 

   606 	// Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors

   607 	attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +

   608 

   609 		// Operator (capture 2)

   610 		"*([*^$|!~]?=)" + whitespace +

   611 

   612 		// "Attribute values must be CSS identifiers [capture 5]

   613 		// or strings [capture 3 or capture 4]"

   614 		"*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" +

   615 		whitespace + "*\\]",

   616 

   617 	pseudos = ":(" + identifier + ")(?:\\((" +

   618 

   619 		// To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:

   620 		// 1. quoted (capture 3; capture 4 or capture 5)

   621 		"('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +

   622 

   623 		// 2. simple (capture 6)

   624 		"((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +

   625 

   626 		// 3. anything else (capture 2)

   627 		".*" +

   628 		")\\)|)",

   629 

   630 	// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter

   631 	rwhitespace = new RegExp( whitespace + "+", "g" ),

   632 	rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" +

   633 		whitespace + "+$", "g" ),

   634 

   635 	rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),

   636 	rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace +

   637 		"*" ),

   638 	rdescend = new RegExp( whitespace + "|>" ),

   639 

   640 	rpseudo = new RegExp( pseudos ),

   641 	ridentifier = new RegExp( "^" + identifier + "$" ),

   642 

   643 	matchExpr = {

   644 		"ID": new RegExp( "^#(" + identifier + ")" ),

   645 		"CLASS": new RegExp( "^\\.(" + identifier + ")" ),

   646 		"TAG": new RegExp( "^(" + identifier + "|[*])" ),

   647 		"ATTR": new RegExp( "^" + attributes ),

   648 		"PSEUDO": new RegExp( "^" + pseudos ),

   649 		"CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" +

   650 			whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" +

   651 			whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),

   652 		"bool": new RegExp( "^(?:" + booleans + ")$", "i" ),

   653 

   654 		// For use in libraries implementing .is()

   655 		// We use this for POS matching in `select`

   656 		"needsContext": new RegExp( "^" + whitespace +

   657 			"*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace +

   658 			"*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )

   659 	},

   660 

   661 	rhtml = /HTML$/i,

   662 	rinputs = /^(?:input|select|textarea|button)$/i,

   663 	rheader = /^h\d$/i,

   664 

   665 	rnative = /^[^{]+\{\s*\[native \w/,

   666 

   667 	// Easily-parseable/retrievable ID or TAG or CLASS selectors

   668 	rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,

   669 

   670 	rsibling = /[+~]/,

   671 

   672 	// CSS escapes

   673 	// http://www.w3.org/TR/CSS21/syndata.html#escaped-characters

   674 	runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace + "?|\\\\([^\\r\\n\\f])", "g" ),

   675 	funescape = function( escape, nonHex ) {

   676 		var high = "0x" + escape.slice( 1 ) - 0x10000;

   677 

   678 		return nonHex ?

   679 

   680 			// Strip the backslash prefix from a non-hex escape sequence

   681 			nonHex :

   682 

   683 			// Replace a hexadecimal escape sequence with the encoded Unicode code point

   684 			// Support: IE <=11+

   685 			// For values outside the Basic Multilingual Plane (BMP), manually construct a

   686 			// surrogate pair

   687 			high < 0 ?

   688 				String.fromCharCode( high + 0x10000 ) :

   689 				String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );

   690 	},

   691 

   692 	// CSS string/identifier serialization

   693 	// https://drafts.csswg.org/cssom/#common-serializing-idioms

   694 	rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g,

   695 	fcssescape = function( ch, asCodePoint ) {

   696 		if ( asCodePoint ) {

   697 

   698 			// U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER

   699 			if ( ch === "\0" ) {

   700 				return "\uFFFD";

   701 			}

   702 

   703 			// Control characters and (dependent upon position) numbers get escaped as code points

   704 			return ch.slice( 0, -1 ) + "\\" +

   705 				ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";

   706 		}

   707 

   708 		// Other potentially-special ASCII characters get backslash-escaped

   709 		return "\\" + ch;

   710 	},

   711 

   712 	// Used for iframes

   713 	// See setDocument()

   714 	// Removing the function wrapper causes a "Permission Denied"

   715 	// error in IE

   716 	unloadHandler = function() {

   717 		setDocument();

   718 	},

   719 

   720 	inDisabledFieldset = addCombinator(

   721 		function( elem ) {

   722 			return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset";

   723 		},

   724 		{ dir: "parentNode", next: "legend" }

   725 	);

   726 

   727 // Optimize for push.apply( _, NodeList )

   728 try {

   729 	push.apply(

   730 		( arr = slice.call( preferredDoc.childNodes ) ),

   731 		preferredDoc.childNodes

   732 	);

   733 

   734 	// Support: Android<4.0

   735 	// Detect silently failing push.apply

   736 	// eslint-disable-next-line no-unused-expressions

   737 	arr[ preferredDoc.childNodes.length ].nodeType;

   738 } catch ( e ) {

   739 	push = { apply: arr.length ?

   740 

   741 		// Leverage slice if possible

   742 		function( target, els ) {

   743 			pushNative.apply( target, slice.call( els ) );

   744 		} :

   745 

   746 		// Support: IE<9

   747 		// Otherwise append directly

   748 		function( target, els ) {

   749 			var j = target.length,

   750 				i = 0;

   751 

   752 			// Can't trust NodeList.length

   753 			while ( ( target[ j++ ] = els[ i++ ] ) ) {}

   754 			target.length = j - 1;

   755 		}

   756 	};

   757 }

   758 

   759 function Sizzle( selector, context, results, seed ) {

   760 	var m, i, elem, nid, match, groups, newSelector,

   761 		newContext = context && context.ownerDocument,

   762 

   763 		// nodeType defaults to 9, since context defaults to document

   764 		nodeType = context ? context.nodeType : 9;

   765 

   766 	results = results || [];

   767 

   768 	// Return early from calls with invalid selector or context

   769 	if ( typeof selector !== "string" || !selector ||

   770 		nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {

   771 

   772 		return results;

   773 	}

   774 

   775 	// Try to shortcut find operations (as opposed to filters) in HTML documents

   776 	if ( !seed ) {

   777 		setDocument( context );

   778 		context = context || document;

   779 

   780 		if ( documentIsHTML ) {

   781 

   782 			// If the selector is sufficiently simple, try using a "get*By*" DOM method

   783 			// (excepting DocumentFragment context, where the methods don't exist)

   784 			if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) {

   785 

   786 				// ID selector

   787 				if ( ( m = match[ 1 ] ) ) {

   788 

   789 					// Document context

   790 					if ( nodeType === 9 ) {

   791 						if ( ( elem = context.getElementById( m ) ) ) {

   792 

   793 							// Support: IE, Opera, Webkit

   794 							// TODO: identify versions

   795 							// getElementById can match elements by name instead of ID

   796 							if ( elem.id === m ) {

   797 								results.push( elem );

   798 								return results;

   799 							}

   800 						} else {

   801 							return results;

   802 						}

   803 

   804 					// Element context

   805 					} else {

   806 

   807 						// Support: IE, Opera, Webkit

   808 						// TODO: identify versions

   809 						// getElementById can match elements by name instead of ID

   810 						if ( newContext && ( elem = newContext.getElementById( m ) ) &&

   811 							contains( context, elem ) &&

   812 							elem.id === m ) {

   813 

   814 							results.push( elem );

   815 							return results;

   816 						}

   817 					}

   818 

   819 				// Type selector

   820 				} else if ( match[ 2 ] ) {

   821 					push.apply( results, context.getElementsByTagName( selector ) );

   822 					return results;

   823 

   824 				// Class selector

   825 				} else if ( ( m = match[ 3 ] ) && support.getElementsByClassName &&

   826 					context.getElementsByClassName ) {

   827 

   828 					push.apply( results, context.getElementsByClassName( m ) );

   829 					return results;

   830 				}

   831 			}

   832 

   833 			// Take advantage of querySelectorAll

   834 			if ( support.qsa &&

   835 				!nonnativeSelectorCache[ selector + " " ] &&

   836 				( !rbuggyQSA || !rbuggyQSA.test( selector ) ) &&

   837 

   838 				// Support: IE 8 only

   839 				// Exclude object elements

   840 				( nodeType !== 1 || context.nodeName.toLowerCase() !== "object" ) ) {

   841 

   842 				newSelector = selector;

   843 				newContext = context;

   844 

   845 				// qSA considers elements outside a scoping root when evaluating child or

   846 				// descendant combinators, which is not what we want.

   847 				// In such cases, we work around the behavior by prefixing every selector in the

   848 				// list with an ID selector referencing the scope context.

   849 				// The technique has to be used as well when a leading combinator is used

   850 				// as such selectors are not recognized by querySelectorAll.

   851 				// Thanks to Andrew Dupont for this technique.

   852 				if ( nodeType === 1 &&

   853 					( rdescend.test( selector ) || rcombinators.test( selector ) ) ) {

   854 

   855 					// Expand context for sibling selectors

   856 					newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||

   857 						context;

   858 

   859 					// We can use :scope instead of the ID hack if the browser

   860 					// supports it & if we're not changing the context.

   861 					if ( newContext !== context || !support.scope ) {

   862 

   863 						// Capture the context ID, setting it first if necessary

   864 						if ( ( nid = context.getAttribute( "id" ) ) ) {

   865 							nid = nid.replace( rcssescape, fcssescape );

   866 						} else {

   867 							context.setAttribute( "id", ( nid = expando ) );

   868 						}

   869 					}

   870 

   871 					// Prefix every selector in the list

   872 					groups = tokenize( selector );

   873 					i = groups.length;

   874 					while ( i-- ) {

   875 						groups[ i ] = ( nid ? "#" + nid : ":scope" ) + " " +

   876 							toSelector( groups[ i ] );

   877 					}

   878 					newSelector = groups.join( "," );

   879 				}

   880 

   881 				try {

   882 					push.apply( results,

   883 						newContext.querySelectorAll( newSelector )

   884 					);

   885 					return results;

   886 				} catch ( qsaError ) {

   887 					nonnativeSelectorCache( selector, true );

   888 				} finally {

   889 					if ( nid === expando ) {

   890 						context.removeAttribute( "id" );

   891 					}

   892 				}

   893 			}

   894 		}

   895 	}

   896 

   897 	// All others

   898 	return select( selector.replace( rtrim, "$1" ), context, results, seed );

   899 }

   900 

   901 /**

   902  * Create key-value caches of limited size

   903  * @returns {function(string, object)} Returns the Object data after storing it on itself with

   904  *	property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)

   905  *	deleting the oldest entry

   906  */

   907 function createCache() {

   908 	var keys = [];

   909 

   910 	function cache( key, value ) {

   911 

   912 		// Use (key + " ") to avoid collision with native prototype properties (see Issue #157)

   913 		if ( keys.push( key + " " ) > Expr.cacheLength ) {

   914 

   915 			// Only keep the most recent entries

   916 			delete cache[ keys.shift() ];

   917 		}

   918 		return ( cache[ key + " " ] = value );

   919 	}

   920 	return cache;

   921 }

   922 

   923 /**

   924  * Mark a function for special use by Sizzle

   925  * @param {Function} fn The function to mark

   926  */

   927 function markFunction( fn ) {

   928 	fn[ expando ] = true;

   929 	return fn;

   930 }

   931 

   932 /**

   933  * Support testing using an element

   934  * @param {Function} fn Passed the created element and returns a boolean result

   935  */

   936 function assert( fn ) {

   937 	var el = document.createElement( "fieldset" );

   938 

   939 	try {

   940 		return !!fn( el );

   941 	} catch ( e ) {

   942 		return false;

   943 	} finally {

   944 

   945 		// Remove from its parent by default

   946 		if ( el.parentNode ) {

   947 			el.parentNode.removeChild( el );

   948 		}

   949 

   950 		// release memory in IE

   951 		el = null;

   952 	}

   953 }

   954 

   955 /**

   956  * Adds the same handler for all of the specified attrs

   957  * @param {String} attrs Pipe-separated list of attributes

   958  * @param {Function} handler The method that will be applied

   959  */

   960 function addHandle( attrs, handler ) {

   961 	var arr = attrs.split( "|" ),

   962 		i = arr.length;

   963 

   964 	while ( i-- ) {

   965 		Expr.attrHandle[ arr[ i ] ] = handler;

   966 	}

   967 }

   968 

   969 /**

   970  * Checks document order of two siblings

   971  * @param {Element} a

   972  * @param {Element} b

   973  * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b

   974  */

   975 function siblingCheck( a, b ) {

   976 	var cur = b && a,

   977 		diff = cur && a.nodeType === 1 && b.nodeType === 1 &&

   978 			a.sourceIndex - b.sourceIndex;

   979 

   980 	// Use IE sourceIndex if available on both nodes

   981 	if ( diff ) {

   982 		return diff;

   983 	}

   984 

   985 	// Check if b follows a

   986 	if ( cur ) {

   987 		while ( ( cur = cur.nextSibling ) ) {

   988 			if ( cur === b ) {

   989 				return -1;

   990 			}

   991 		}

   992 	}

   993 

   994 	return a ? 1 : -1;

   995 }

   996 

   997 /**

   998  * Returns a function to use in pseudos for input types

   999  * @param {String} type

  1000  */

  1001 function createInputPseudo( type ) {

  1002 	return function( elem ) {

  1003 		var name = elem.nodeName.toLowerCase();

  1004 		return name === "input" && elem.type === type;

  1005 	};

  1006 }

  1007 

  1008 /**

  1009  * Returns a function to use in pseudos for buttons

  1010  * @param {String} type

  1011  */

  1012 function createButtonPseudo( type ) {

  1013 	return function( elem ) {

  1014 		var name = elem.nodeName.toLowerCase();

  1015 		return ( name === "input" || name === "button" ) && elem.type === type;

  1016 	};

  1017 }

  1018 

  1019 /**

  1020  * Returns a function to use in pseudos for :enabled/:disabled

  1021  * @param {Boolean} disabled true for :disabled; false for :enabled

  1022  */

  1023 function createDisabledPseudo( disabled ) {

  1024 

  1025 	// Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable

  1026 	return function( elem ) {

  1027 

  1028 		// Only certain elements can match :enabled or :disabled

  1029 		// https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled

  1030 		// https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled

  1031 		if ( "form" in elem ) {

  1032 

  1033 			// Check for inherited disabledness on relevant non-disabled elements:

  1034 			// * listed form-associated elements in a disabled fieldset

  1035 			//   https://html.spec.whatwg.org/multipage/forms.html#category-listed

  1036 			//   https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled

  1037 			// * option elements in a disabled optgroup

  1038 			//   https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled

  1039 			// All such elements have a "form" property.

  1040 			if ( elem.parentNode && elem.disabled === false ) {

  1041 

  1042 				// Option elements defer to a parent optgroup if present

  1043 				if ( "label" in elem ) {

  1044 					if ( "label" in elem.parentNode ) {

  1045 						return elem.parentNode.disabled === disabled;

  1046 					} else {

  1047 						return elem.disabled === disabled;

  1048 					}

  1049 				}

  1050 

  1051 				// Support: IE 6 - 11

  1052 				// Use the isDisabled shortcut property to check for disabled fieldset ancestors

  1053 				return elem.isDisabled === disabled ||

  1054 

  1055 					// Where there is no isDisabled, check manually

  1056 					/* jshint -W018 */

  1057 					elem.isDisabled !== !disabled &&

  1058 					inDisabledFieldset( elem ) === disabled;

  1059 			}

  1060 

  1061 			return elem.disabled === disabled;

  1062 

  1063 		// Try to winnow out elements that can't be disabled before trusting the disabled property.

  1064 		// Some victims get caught in our net (label, legend, menu, track), but it shouldn't

  1065 		// even exist on them, let alone have a boolean value.

  1066 		} else if ( "label" in elem ) {

  1067 			return elem.disabled === disabled;

  1068 		}

  1069 

  1070 		// Remaining elements are neither :enabled nor :disabled

  1071 		return false;

  1072 	};

  1073 }

  1074 

  1075 /**

  1076  * Returns a function to use in pseudos for positionals

  1077  * @param {Function} fn

  1078  */

  1079 function createPositionalPseudo( fn ) {

  1080 	return markFunction( function( argument ) {

  1081 		argument = +argument;

  1082 		return markFunction( function( seed, matches ) {

  1083 			var j,

  1084 				matchIndexes = fn( [], seed.length, argument ),

  1085 				i = matchIndexes.length;

  1086 

  1087 			// Match elements found at the specified indexes

  1088 			while ( i-- ) {

  1089 				if ( seed[ ( j = matchIndexes[ i ] ) ] ) {

  1090 					seed[ j ] = !( matches[ j ] = seed[ j ] );

  1091 				}

  1092 			}

  1093 		} );

  1094 	} );

  1095 }

  1096 

  1097 /**

  1098  * Checks a node for validity as a Sizzle context

  1099  * @param {Element|Object=} context

  1100  * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value

  1101  */

  1102 function testContext( context ) {

  1103 	return context && typeof context.getElementsByTagName !== "undefined" && context;

  1104 }

  1105 

  1106 // Expose support vars for convenience

  1107 support = Sizzle.support = {};

  1108 

  1109 /**

  1110  * Detects XML nodes

  1111  * @param {Element|Object} elem An element or a document

  1112  * @returns {Boolean} True iff elem is a non-HTML XML node

  1113  */

  1114 isXML = Sizzle.isXML = function( elem ) {

  1115 	var namespace = elem && elem.namespaceURI,

  1116 		docElem = elem && ( elem.ownerDocument || elem ).documentElement;

  1117 

  1118 	// Support: IE <=8

  1119 	// Assume HTML when documentElement doesn't yet exist, such as inside loading iframes

  1120 	// https://bugs.jquery.com/ticket/4833

  1121 	return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" );

  1122 };

  1123 

  1124 /**

  1125  * Sets document-related variables once based on the current document

  1126  * @param {Element|Object} [doc] An element or document object to use to set the document

  1127  * @returns {Object} Returns the current document

  1128  */

  1129 setDocument = Sizzle.setDocument = function( node ) {

  1130 	var hasCompare, subWindow,

  1131 		doc = node ? node.ownerDocument || node : preferredDoc;

  1132 

  1133 	// Return early if doc is invalid or already selected

  1134 	// Support: IE 11+, Edge 17 - 18+