diff --git a/polyfill-lib/shady-css/scoping-shim.min.js b/polyfill-lib/shady-css/scoping-shim.min.js
index d0c5ec7..b100b3d 100644
--- a/polyfill-lib/shady-css/scoping-shim.min.js
+++ b/polyfill-lib/shady-css/scoping-shim.min.js
@@ -9,25 +9,25 @@
  subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
 */
 	"use strict";
-	var l,
+	var m,
 		aa = "undefined" != typeof window && window === this ? this : "undefined" != typeof global && null != global ? global : this,
 		ba = /calc\(/g;
-	function n(a, b) {
+	function p(a, b) {
 		b = void 0 === b ? 0 : b;
 		return a
-			.map(function(a) {
-				a: switch (a.kind) {
+			.map(function(c) {
+				a: switch (c.kind) {
 					case "CssCalcExpression":
-						var c = b;
-						a = 0 === c ? "calc(" + n(a.children, c + 1) + ")" : "(" + n(a.children, c + 1) + ")";
+						var e = b;
+						c = 0 === e ? "calc(" + p(c.children, e + 1) + ")" : "(" + p(c.children, e + 1) + ")";
 						break a;
 					case "CssOtherExpression":
-						a = a.text;
+						c = c.text;
 						break a;
 					default:
-						a = "";
+						c = "";
 				}
-				return a;
+				return c;
 			})
 			.join("");
 	}
@@ -39,21 +39,21 @@
 			g = e;
 		}
 		b = void 0 === b ? {s: 0, end: a.length} : b;
-		for (var e = b.s + -1, d = [], f = [], g = e, h = !1, k = !1; !(e >= a.length || e >= b.end); ) {
-			var m = a[++e],
-				q = 0;
-			if (k || "c" !== m || "a" !== a[e + ++q] || "l" !== a[e + ++q] || "c" !== a[e + ++q] || "(" !== a[e + ++q])
-				"/" === m && "*" === a[e + 1] ? (k = !0) : "*" === m && "/" === a[e + 1] && (k = !1), h || ((g = e), (h = !0)), null != m && f.push(m);
+		for (var e = b.s + -1, d = [], f = [], g = e, h = !1, l = !1; !(e >= a.length || e >= b.end); ) {
+			var k = a[++e],
+				n = 0;
+			if (l || "c" !== k || "a" !== a[e + ++n] || "l" !== a[e + ++n] || "c" !== a[e + ++n] || "(" !== a[e + ++n])
+				"/" === k && "*" === a[e + 1] ? (l = !0) : "*" === k && "/" === a[e + 1] && (l = !1), h || ((g = e), (h = !0)), null != k && f.push(k);
 			else {
 				c();
-				for (m = 0; q < a.length; ) {
-					var sa = a[e + q++];
-					if ("(" === sa) m++;
-					else if (")" === sa && (m--, 0 === m)) break;
+				for (k = 0; n < a.length; ) {
+					var r = a[e + n++];
+					if ("(" === r) k++;
+					else if (")" === r && (k--, 0 === k)) break;
 				}
-				q = {s: e, end: e + q};
-				d.push({kind: "CssCalcExpression", span: q, text: a.slice(q.s, q.end), children: ca(a, {s: q.s + 5, end: q.end - 1})});
-				g = e = q.end;
+				n = {s: e, end: e + n};
+				d.push({kind: "CssCalcExpression", span: n, text: a.slice(n.s, n.end), children: ca(a, {s: n.s + 5, end: n.end - 1})});
+				g = e = n.end;
 				h = !0;
 			}
 		}
@@ -68,7 +68,7 @@ The complete set of contributors may be found at http://polymer.github.io/CONTRI
 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
 */
-	function p() {
+	function q() {
 		this.end = this.start = 0;
 		this.rules = this.parent = this.previous = null;
 		this.cssText = this.parsedCssText = "";
@@ -76,48 +76,50 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		this.type = 0;
 		this.parsedSelector = this.selector = this.keyframesName = "";
 	}
-	function r(a) {
-		a = a.replace(da, "").replace(ea, "");
-		var b = fa,
-			c = a,
-			e = new p();
-		e.start = 0;
-		e.end = c.length;
-		for (var d = e, f = 0, g = c.length; f < g; f++)
-			if ("{" === c[f]) {
-				d.rules || (d.rules = []);
-				var h = d,
-					k = h.rules[h.rules.length - 1] || null;
-				d = new p();
-				d.start = f + 1;
-				d.parent = h;
-				d.previous = k;
-				h.rules.push(d);
-			} else "}" === c[f] && ((d.end = f + 1), (d = d.parent || e));
-		return b(e, a);
-	}
-	function fa(a, b) {
+	function da(a) {
+		var b = (a = a.replace(ea, "").replace(fa, "")),
+			c = new q();
+		c.start = 0;
+		c.end = b.length;
+		for (var e = c, d = 0, f = b.length; d < f; d++)
+			if ("{" === b[d]) {
+				e.rules || (e.rules = []);
+				var g = e,
+					h = g.rules[g.rules.length - 1] || null;
+				e = new q();
+				e.start = d + 1;
+				e.parent = g;
+				e.previous = h;
+				g.rules.push(e);
+			} else "}" === b[d] && ((e.end = d + 1), (e = e.parent || c));
+		return ha(c, a);
+	}
+	function ha(a, b) {
 		var c = b.substring(a.start, a.end - 1);
 		a.parsedCssText = a.cssText = c.trim();
 		a.parent &&
 			((c = b.substring(a.previous ? a.previous.end : a.parent.start, a.start - 1)),
-			(c = ha(c)),
-			(c = c.replace(ia, " ")),
+			(c = ia(c)),
+			(c = c.replace(ja, " ")),
 			(c = c.substring(c.lastIndexOf(";") + 1)),
 			(c = a.parsedSelector = a.selector = c.trim()),
 			(a.atRule = 0 === c.indexOf("@")),
-			a.atRule ? (0 === c.indexOf("@media") ? (a.type = ja) : c.match(ka) && ((a.type = t), (a.keyframesName = a.selector.split(ia).pop()))) : (a.type = 0 === c.indexOf("--") ? la : ma));
-		if ((c = a.rules)) for (var e = 0, d = c.length, f = void 0; e < d && (f = c[e]); e++) fa(f, b);
+			a.atRule
+				? 0 === c.indexOf("@media")
+					? (a.type = ka)
+					: c.match(la) && ((a.type = ma), (a.keyframesName = a.selector.split(ja).pop()))
+				: (a.type = 0 === c.indexOf("--") ? na : oa));
+		if ((c = a.rules)) for (var e = 0, d = c.length, f = void 0; e < d && (f = c[e]); e++) ha(f, b);
 		return a;
 	}
-	function ha(a) {
-		return a.replace(/\\([0-9a-f]{1,6})\s/gi, function(a, c) {
-			a = c;
-			for (c = 6 - a.length; c--; ) a = "0" + a;
-			return "\\" + a;
+	function ia(a) {
+		return a.replace(/\\([0-9a-f]{1,6})\s/gi, function(b, c) {
+			b = c;
+			for (c = 6 - b.length; c--; ) b = "0" + b;
+			return "\\" + b;
 		});
 	}
-	function na(a, b, c) {
+	function pa(a, b, c) {
 		c = void 0 === c ? "" : c;
 		var e = "";
 		if (a.cssText || a.rules) {
@@ -126,43 +128,55 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 			if ((f = d)) (f = d[0]), (f = !(f && f.selector && 0 === f.selector.indexOf("--")));
 			if (f) {
 				f = 0;
-				for (var g = d.length, h = void 0; f < g && (h = d[f]); f++) e = na(h, b, e);
+				for (var g = d.length, h = void 0; f < g && (h = d[f]); f++) e = pa(h, b, e);
 			} else
 				b
 					? (b = a.cssText)
-					: ((b = a.cssText), (b = b.replace(oa, "").replace(pa, "")), (b = b.replace(qa, "").replace(ra, "")), (e = b.match(ba)), null == e || 2 > e.length || ((b = ca(b)), (b = n(b)))),
+					: ((b = a.cssText),
+					  (b = b.replace(qa, "").replace(ra, "")),
+					  (b = b.replace(sa, "").replace(ta, "")),
+					  (e = b.match(ba)),
+					  null == e || 2 > e.length || ((b = ca(b)), (b = p(b)))),
 					(e = b.trim()) && (e = "  " + e + "\n");
 		}
 		e && (a.selector && (c += a.selector + " {\n"), (c += e), a.selector && (c += "}\n\n"));
 		return c;
 	}
-	var ma = 1,
-		t = 7,
-		ja = 4,
-		la = 1e3,
-		da = /\/\*[^*]*\*+([^/*][^*]*\*+)*\//gim,
-		ea = /@import[^;]*;/gim,
-		oa = /(?:^[^;\-\s}]+)?--[^;{}]*?:[^{};]*?(?:[;\n]|$)/gim,
-		pa = /(?:^[^;\-\s}]+)?--[^;{}]*?:[^{};]*?{[^}]*?}(?:[;\n]|$)?/gim,
-		qa = /@apply\s*\(?[^);]*\)?\s*(?:[;\n]|$)?/gim,
-		ra = /[^;:]*?:[^;]*?var\([^;]*\)(?:[;\n]|$)?/gim,
-		ka = /^@[^\s]*keyframes/,
-		ia = /\s+/g;
-	var u = !(window.ShadyDOM && window.ShadyDOM.inUse),
-		v;
-	function ta(a) {
-		v = a && a.shimcssproperties ? !1 : u || !(navigator.userAgent.match(/AppleWebKit\/601|Edge\/15/) || !window.CSS || !CSS.supports || !CSS.supports("box-shadow", "0 0 0 var(--foo)"));
-	}
-	var ua;
-	window.ShadyCSS && void 0 !== window.ShadyCSS.cssBuild && (ua = window.ShadyCSS.cssBuild);
-	var w = !(!window.ShadyCSS || !window.ShadyCSS.disableRuntime);
+	var oa = 1,
+		ma = 7,
+		ka = 4,
+		na = 1e3,
+		ea = /\/\*[^*]*\*+([^/*][^*]*\*+)*\//gim,
+		fa = /@import[^;]*;/gim,
+		qa = /(?:^[^;\-\s}]+)?--[^;{}]*?:[^{};]*?(?:[;\n]|$)/gim,
+		ra = /(?:^[^;\-\s}]+)?--[^;{}]*?:[^{};]*?{[^}]*?}(?:[;\n]|$)?/gim,
+		sa = /@apply\s*\(?[^);]*\)?\s*(?:[;\n]|$)?/gim,
+		ta = /[^;:]*?:[^;]*?var\([^;]*\)(?:[;\n]|$)?/gim,
+		la = /^@[^\s]*keyframes/,
+		ja = /\s+/g;
+	var t = !(window.ShadyDOM && window.ShadyDOM.inUse),
+		ua;
+	function va(a) {
+		ua =
+			a && a.shimcssproperties
+				? !1
+				: t ||
+				  !(
+						navigator.userAgent.match(/AppleWebKit\/601|Edge\/15/) ||
+						!window.CSS ||
+						!CSS.supports ||
+						!CSS.supports("box-shadow", "0 0 0 var(--foo)")
+				  );
+	}
+	var u;
+	window.ShadyCSS && void 0 !== window.ShadyCSS.cssBuild && (u = window.ShadyCSS.cssBuild);
+	var v = !(!window.ShadyCSS || !window.ShadyCSS.disableRuntime);
 	window.ShadyCSS && void 0 !== window.ShadyCSS.nativeCss
-		? (v = window.ShadyCSS.nativeCss)
+		? (ua = window.ShadyCSS.nativeCss)
 		: window.ShadyCSS
-		? (ta(window.ShadyCSS), (window.ShadyCSS = void 0))
-		: ta(window.WebComponents && window.WebComponents.flags);
-	var x = v,
-		va = ua;
+		? (va(window.ShadyCSS), (window.ShadyCSS = void 0))
+		: va(window.WebComponents && window.WebComponents.flags);
+	var w = ua;
 	var y = /(?:^|[;\s{]\s*)(--[\w-]*?)\s*:\s*(?:((?:'(?:\\'|.)*?'|"(?:\\"|.)*?"|\([^)]*?\)|[^};{])+)|\{([^}]*)\}(?:(?=[;\s}])|$))/gi,
 		z = /(?:^|\W+)@apply\s*\(?([^);\n]*)\)?/gi,
 		wa = /(--[\w-]+)\s*([:,;)]|$)/gi,
@@ -172,26 +186,26 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 	var Aa = new Set();
 	function A(a, b) {
 		if (!a) return "";
-		"string" === typeof a && (a = r(a));
+		"string" === typeof a && (a = da(a));
 		b && B(a, b);
-		return na(a, x);
+		return pa(a, w);
 	}
 	function C(a) {
-		!a.__cssRules && a.textContent && (a.__cssRules = r(a.textContent));
+		!a.__cssRules && a.textContent && (a.__cssRules = da(a.textContent));
 		return a.__cssRules || null;
 	}
 	function Ba(a) {
-		return !!a.parent && a.parent.type === t;
+		return !!a.parent && a.parent.type === ma;
 	}
 	function B(a, b, c, e) {
 		if (a) {
 			var d = !1,
 				f = a.type;
-			if (e && f === ja) {
+			if (e && f === ka) {
 				var g = a.selector.match(ya);
 				g && (window.matchMedia(g[1]).matches || (d = !0));
 			}
-			f === ma ? b(a) : c && f === t ? c(a) : f === la && (d = !0);
+			f === oa ? b(a) : c && f === ma ? c(a) : f === na && (d = !0);
 			if ((a = a.rules) && !d) for (d = 0, f = a.length, g = void 0; d < f && (g = a[d]); d++) B(g, b, c, e);
 		}
 	}
@@ -231,7 +245,7 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		return -1 === e ? b(c, d.trim(), "", a) : b(c, d.substring(0, e).trim(), d.substring(e + 1).trim(), a);
 	}
 	function E(a, b) {
-		u ? a.setAttribute("class", b) : window.ShadyDOM.nativeMethods.setAttribute.call(a, "class", b);
+		t ? a.setAttribute("class", b) : window.ShadyDOM.nativeMethods.setAttribute.call(a, "class", b);
 	}
 	var F =
 		(window.ShadyDOM && window.ShadyDOM.wrap) ||
@@ -255,7 +269,7 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		return b;
 	}
 	function H(a) {
-		if (void 0 !== va) return va;
+		if (void 0 !== u) return u;
 		if (void 0 === a.__cssBuild) {
 			var b = a.getAttribute("css-build");
 			if (b) a.__cssBuild = b;
@@ -279,12 +293,12 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 	}
 	function Ia(a) {
 		a = void 0 === a ? "" : a;
-		return "" !== a && x ? (u ? "shadow" === a : "shady" === a) : !1;
+		return "" !== a && w ? (t ? "shadow" === a : "shady" === a) : !1;
 	}
 	function I() {}
 	function Ja(a, b) {
-		J(K, a, function(a) {
-			L(a, b || "");
+		J(K, a, function(c) {
+			L(c, b || "");
 		});
 	}
 	function J(a, b, c) {
@@ -302,28 +316,28 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 			}
 	}
 	function Ka(a, b, c) {
-		J(K, a, function(a) {
-			L(a, b, !0);
-			L(a, c);
+		J(K, a, function(e) {
+			L(e, b, !0);
+			L(e, c);
 		});
 	}
 	function La(a, b) {
-		J(K, a, function(a) {
-			L(a, b || "", !0);
+		J(K, a, function(c) {
+			L(c, b || "", !0);
 		});
 	}
 	function M(a, b, c, e, d) {
 		var f = K;
 		d = void 0 === d ? "" : d;
-		"" === d && (u || "shady" === (void 0 === e ? "" : e) ? (d = A(b, c)) : ((a = G(a)), (d = Ma(f, b, a.is, a.u, c) + "\n\n")));
+		"" === d && (t || "shady" === (void 0 === e ? "" : e) ? (d = A(b, c)) : ((a = G(a)), (d = Ma(f, b, a.is, a.u, c) + "\n\n")));
 		return d.trim();
 	}
 	function Ma(a, b, c, e, d) {
 		var f = Na(c, e);
 		c = c ? "." + c : "";
-		return A(b, function(b) {
-			b.c || ((b.selector = b.g = Oa(a, b, a.b, c, f)), (b.c = !0));
-			d && d(b, c, f);
+		return A(b, function(g) {
+			g.c || ((g.selector = g.g = Oa(a, g, a.b, c, f)), (g.c = !0));
+			d && d(g, c, f);
 		});
 	}
 	function Na(a, b) {
@@ -336,13 +350,13 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 			for (var g = f.length, h = void 0; b < g && (h = f[b]); b++) f[b] = c.call(a, h, e, d);
 		}
 		return f
-			.filter(function(a) {
-				return !!a;
+			.filter(function(l) {
+				return !!l;
 			})
 			.join(",");
 	}
 	function Pa(a) {
-		return a.replace(Qa, function(a, c, e) {
+		return a.replace(Qa, function(b, c, e) {
 			-1 < e.indexOf("+") ? (e = e.replace(/\+/g, "___")) : -1 < e.indexOf("___") && (e = e.replace(/___/g, "+"));
 			return ":" + c + "(" + e + ")";
 		});
@@ -360,8 +374,8 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 	}
 	function Ta(a, b) {
 		var c = a.split("\ue000");
-		return b.reduce(function(a, b, f) {
-			return a + b + c[f + 1];
+		return b.reduce(function(e, d, f) {
+			return e + d + c[f + 1];
 		}, c[0]);
 	}
 	I.prototype.b = function(a, b, c) {
@@ -369,8 +383,8 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		a = a.trim();
 		var d = Qa.test(a);
 		d &&
-			((a = a.replace(Qa, function(a, b, c) {
-				return ":" + b + "(" + c.replace(/\s/g, "") + ")";
+			((a = a.replace(Qa, function(h, l, k) {
+				return ":" + l + "(" + k.replace(/\s/g, "") + ")";
 			})),
 			(a = Pa(a)));
 		var f = Sa.test(a);
@@ -380,14 +394,14 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 			g = g.matches;
 		}
 		a = a.replace(Ua, ":host $1");
-		a = a.replace(Va, function(a, d, f) {
-			e || ((a = Wa(f, d, b, c)), (e = e || a.stop), (d = a.H), (f = a.value));
-			return d + f;
+		a = a.replace(Va, function(h, l, k) {
+			e || ((h = Wa(k, l, b, c)), (e = e || h.stop), (l = h.H), (k = h.value));
+			return l + k;
 		});
 		f && (a = Ta(a, g));
 		d && (a = Pa(a));
-		return (a = a.replace(Xa, function(a, b, c, d) {
-			return '[dir="' + c + '"] ' + b + d + ", " + b + '[dir="' + c + '"]' + d;
+		return (a = a.replace(Xa, function(h, l, k, n) {
+			return '[dir="' + k + '"] ' + l + n + ", " + l + '[dir="' + k + '"]' + n;
 		}));
 	};
 	function Wa(a, b, c, e) {
@@ -398,8 +412,8 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		if (c) {
 			var f = !0;
 			c &&
-				(a = a.replace($a, function(a, b) {
-					return " > " + b;
+				(a = a.replace($a, function(g, h) {
+					return " > " + h;
 				}));
 		}
 		return {value: a, H: b, stop: f};
@@ -418,7 +432,7 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		var c = a.match(ab);
 		return (c = (c && c[2].trim()) || "")
 			? c[0].match(bb)
-				? a.replace(ab, function(a, c, f) {
+				? a.replace(ab, function(e, d, f) {
 						return b + f;
 				  })
 				: c.split(bb)[0] === b
@@ -451,13 +465,13 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		Sa = /:(?:matches|any|-(?:webkit|moz)-any)/,
 		K = new I();
 	function N(a, b, c, e, d) {
-		this.o = a || null;
+		this.l = a || null;
 		this.b = b || null;
 		this.A = c || [];
 		this.i = null;
 		this.cssBuild = d || "";
 		this.u = e || "";
-		this.a = this.j = this.m = null;
+		this.a = this.j = this.o = null;
 	}
 	function O(a) {
 		return a ? a.__styleInfo : null;
@@ -466,32 +480,39 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		return (a.__styleInfo = b);
 	}
 	N.prototype.c = function() {
-		return this.o;
+		return this.l;
 	};
 	N.prototype._getStyleRules = N.prototype.c;
 	function eb(a) {
-		var b = this.matches || this.matchesSelector || this.mozMatchesSelector || this.msMatchesSelector || this.oMatchesSelector || this.webkitMatchesSelector;
+		var b =
+			this.matches ||
+			this.matchesSelector ||
+			this.mozMatchesSelector ||
+			this.msMatchesSelector ||
+			this.oMatchesSelector ||
+			this.webkitMatchesSelector;
 		return b && b.call(this, a);
 	}
-	var fb = navigator.userAgent.match("Trident");
-	function gb() {}
-	function hb(a) {
+	var fb = /:host\s*>\s*/,
+		gb = navigator.userAgent.match("Trident");
+	function hb() {}
+	function ib(a) {
 		var b = {},
 			c = [],
 			e = 0;
 		B(
 			a,
-			function(a) {
-				P(a);
-				a.index = e++;
-				a = a.f.cssText;
-				for (var c; (c = wa.exec(a)); ) {
-					var d = c[1];
-					":" !== c[2] && (b[d] = !0);
+			function(f) {
+				P(f);
+				f.index = e++;
+				f = f.f.cssText;
+				for (var g; (g = wa.exec(f)); ) {
+					var h = g[1];
+					":" !== g[2] && (b[h] = !0);
 				}
 			},
-			function(a) {
-				c.push(a);
+			function(f) {
+				c.push(f);
 			}
 		);
 		a.b = c;
@@ -503,7 +524,7 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		if (!a.f) {
 			var b = {},
 				c = {};
-			Q(a, c) && ((b.l = c), (a.rules = null));
+			Q(a, c) && ((b.m = c), (a.rules = null));
 			b.cssText = a.parsedCssText.replace(za, "").replace(y, "");
 			a.f = b;
 		}
@@ -511,7 +532,7 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 	function Q(a, b) {
 		var c = a.f;
 		if (c) {
-			if (c.l) return Object.assign(b, c.l), !0;
+			if (c.m) return Object.assign(b, c.m), !0;
 		} else {
 			c = a.parsedCssText;
 			for (var e; (a = y.exec(c)); ) {
@@ -522,71 +543,75 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 			return e;
 		}
 	}
-	function S(a, b, c) {
+	function R(a, b, c) {
 		b &&
 			(b =
 				0 <= b.indexOf(";")
-					? ib(a, b, c)
-					: Ga(b, function(b, d, f, g) {
-							if (!d) return b + g;
-							(d = S(a, c[d], c)) && "initial" !== d ? "apply-shim-inherit" === d && (d = "inherit") : (d = S(a, c[f] || f, c) || f);
-							return b + (d || "") + g;
+					? jb(a, b, c)
+					: Ga(b, function(e, d, f, g) {
+							if (!d) return e + g;
+							(d = R(a, c[d], c)) && "initial" !== d ? "apply-shim-inherit" === d && (d = "inherit") : (d = R(a, c[f] || f, c) || f);
+							return e + (d || "") + g;
 					  }));
 		return (b && b.trim()) || "";
 	}
-	function ib(a, b, c) {
+	function jb(a, b, c) {
 		b = b.split(";");
 		for (var e = 0, d, f; e < b.length; e++)
 			if ((d = b[e])) {
 				z.lastIndex = 0;
-				if ((f = z.exec(d))) d = S(a, c[f[1]], c);
+				if ((f = z.exec(d))) d = R(a, c[f[1]], c);
 				else if (((f = d.indexOf(":")), -1 !== f)) {
 					var g = d.substring(f);
 					g = g.trim();
-					g = S(a, g, c) || g;
+					g = R(a, g, c) || g;
 					d = d.substring(0, f) + g;
 				}
 				b[e] = d && d.lastIndexOf(";") === d.length - 1 ? d.slice(0, -1) : d || "";
 			}
 		return b.join(";");
 	}
-	function jb(a, b) {
+	function kb(a, b) {
 		var c = {},
 			e = [];
 		B(
 			a,
-			function(a) {
-				a.f || P(a);
-				var d = a.g || a.parsedSelector;
-				b && a.f.l && d && eb.call(b, d) && (Q(a, c), (a = a.index), (d = parseInt(a / 32, 10)), (e[d] = (e[d] || 0) | (1 << a % 32)));
+			function(d) {
+				d.f || P(d);
+				var f = d.g || d.parsedSelector;
+				b && d.f.m && f && eb.call(b, f) && (Q(d, c), (d = d.index), (f = parseInt(d / 32, 10)), (e[f] = (e[f] || 0) | (1 << d % 32)));
 			},
 			null,
 			!0
 		);
-		return {l: c, key: e};
+		return {m: c, key: e};
 	}
-	function kb(a, b, c, e) {
+	function lb(a, b, c, e) {
 		b.f || P(b);
-		if (b.f.l) {
+		if (b.f.m) {
 			var d = G(a);
 			a = d.is;
 			d = d.u;
 			d = a ? Na(a, d) : "html";
-			var f = b.parsedSelector,
-				g = ":host > *" === f || "html" === f,
-				h = 0 === f.indexOf(":host") && !g;
+			var f = b.parsedSelector;
+			var g = !!f.match(fb) || ("html" === d && -1 < f.indexOf("html"));
+			var h = 0 === f.indexOf(":host") && !g;
 			"shady" === c && ((g = f === d + " > *." + d || -1 !== f.indexOf("html")), (h = !g && 0 === f.indexOf(d)));
-			if (g || h) (c = d), h && (b.g || (b.g = Oa(K, b, K.b, a ? "." + a : "", d)), (c = b.g || d)), e({B: c, L: h, U: g});
+			if (g || h)
+				(c = d),
+					h && (b.g || (b.g = Oa(K, b, K.b, a ? "." + a : "", d)), (c = b.g || d)),
+					g && "html" === d && (c = b.g || b.v),
+					e({B: c, L: h, U: g});
 		}
 	}
-	function lb(a, b, c) {
+	function mb(a, b, c) {
 		var e = {},
 			d = {};
 		B(
 			b,
-			function(b) {
-				kb(a, b, c, function(c) {
-					eb.call(a._element || a, c.B) && (c.L ? Q(b, e) : Q(b, d));
+			function(f) {
+				lb(a, f, c, function(g) {
+					eb.call(a._element || a, g.B) && (g.L ? Q(f, e) : Q(f, d));
 				});
 			},
 			null,
@@ -594,49 +619,49 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		);
 		return {N: d, K: e};
 	}
-	function mb(a, b, c, e) {
+	function nb(a, b, c, e) {
 		var d = G(b),
 			f = Na(d.is, d.u),
 			g = new RegExp("(?:^|[^.#[:])" + (b.extends ? "\\" + f.slice(0, -1) + "\\]" : f) + "($|[.:[\\s>+~])"),
 			h = O(b);
-		d = h.o;
+		d = h.l;
 		h = h.cssBuild;
-		var k = nb(d, e);
+		var l = ob(d, e);
 		return M(
 			b,
 			d,
-			function(b) {
-				var d = "";
-				b.f || P(b);
-				b.f.cssText && (d = ib(a, b.f.cssText, c));
-				b.cssText = d;
-				if (!u && !Ba(b) && b.cssText) {
-					var h = (d = b.cssText);
-					null == b.D && (b.D = xa.test(d));
-					if (b.D)
-						if (null == b.v) {
-							b.v = [];
-							for (var m in k) (h = k[m]), (h = h(d)), d !== h && ((d = h), b.v.push(m));
+			function(k) {
+				var n = "";
+				k.f || P(k);
+				k.f.cssText && (n = jb(a, k.f.cssText, c));
+				k.cssText = n;
+				if (!t && !Ba(k) && k.cssText) {
+					var r = (n = k.cssText);
+					null == k.D && (k.D = xa.test(n));
+					if (k.D)
+						if (null == k.w) {
+							k.w = [];
+							for (var x in l) (r = l[x]), (r = r(n)), n !== r && ((n = r), k.w.push(x));
 						} else {
-							for (m = 0; m < b.v.length; ++m) (h = k[b.v[m]]), (d = h(d));
-							h = d;
+							for (x = 0; x < k.w.length; ++x) (r = l[k.w[x]]), (n = r(n));
+							r = n;
 						}
-					b.cssText = h;
-					b.g = b.g || b.selector;
-					d = "." + e;
-					m = Ha(b.g);
-					h = 0;
-					for (var Fb = m.length, R = void 0; h < Fb && (R = m[h]); h++) m[h] = R.match(g) ? R.replace(f, d) : d + " " + R;
-					b.selector = m.join(",");
+					k.cssText = r;
+					k.g = k.g || k.selector;
+					n = "." + e;
+					x = Ha(k.g);
+					r = 0;
+					for (var Gb = x.length, U = void 0; r < Gb && (U = x[r]); r++) x[r] = U.match(g) ? U.replace(f, n) : n + " " + U;
+					k.selector = x.join(",");
 				}
 			},
 			h
 		);
 	}
-	function nb(a, b) {
+	function ob(a, b) {
 		a = a.b;
 		var c = {};
-		if (!u && a)
+		if (!t && a)
 			for (var e = 0, d = a[e]; e < a.length; d = a[++e]) {
 				var f = d,
 					g = b;
@@ -644,24 +669,24 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 				f.a = f.keyframesName + "-" + g;
 				f.g = f.g || f.selector;
 				f.selector = f.g.replace(f.keyframesName, f.a);
-				c[d.keyframesName] = ob(d);
+				c[d.keyframesName] = pb(d);
 			}
 		return c;
 	}
-	function ob(a) {
+	function pb(a) {
 		return function(b) {
 			return b.replace(a.h, a.a);
 		};
 	}
-	function pb(a, b) {
-		var c = T,
+	function qb(a, b) {
+		var c = S,
 			e = C(a);
-		a.textContent = A(e, function(a) {
-			var d = (a.cssText = a.parsedCssText);
-			a.f && a.f.cssText && ((d = d.replace(oa, "").replace(pa, "")), (a.cssText = ib(c, d, b)));
+		a.textContent = A(e, function(d) {
+			var f = (d.cssText = d.parsedCssText);
+			d.f && d.f.cssText && ((f = f.replace(qa, "").replace(ra, "")), (d.cssText = jb(c, f, b)));
 		});
 	}
-	aa.Object.defineProperties(gb.prototype, {
+	aa.Object.defineProperties(hb.prototype, {
 		a: {
 			configurable: !0,
 			enumerable: !0,
@@ -670,35 +695,35 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 			}
 		}
 	});
-	var T = new gb();
-	var U = {},
+	var S = new hb();
+	var T = {},
 		V = window.customElements;
-	if (V && !u && !w) {
-		var qb = V.define;
+	if (V && !t && !v) {
+		var rb = V.define;
 		V.define = function(a, b, c) {
-			U[a] || (U[a] = Ea(a));
-			qb.call(V, a, b, c);
+			T[a] || (T[a] = Ea(a));
+			rb.call(V, a, b, c);
 		};
 	}
-	function rb() {
+	function sb() {
 		this.cache = {};
 	}
-	rb.prototype.store = function(a, b, c, e) {
+	sb.prototype.store = function(a, b, c, e) {
 		var d = this.cache[a] || [];
-		d.push({l: b, styleElement: c, j: e});
+		d.push({m: b, styleElement: c, j: e});
 		100 < d.length && d.shift();
 		this.cache[a] = d;
 	};
-	function sb() {}
-	var tb = new RegExp(K.a + "\\s*([^\\s]*)");
-	function ub(a) {
-		return (a = (a.classList && a.classList.value ? a.classList.value : a.getAttribute("class") || "").match(tb)) ? a[1] : "";
-	}
+	function tb() {}
+	var ub = new RegExp(K.a + "\\s*([^\\s]*)");
 	function vb(a) {
+		return (a = (a.classList && a.classList.value ? a.classList.value : a.getAttribute("class") || "").match(ub)) ? a[1] : "";
+	}
+	function wb(a) {
 		var b = F(a).getRootNode();
 		return b === a || b === a.ownerDocument ? "" : (a = b.host) ? G(a).is : "";
 	}
-	function wb(a) {
+	function xb(a) {
 		for (var b = 0; b < a.length; b++) {
 			var c = a[b];
 			if (c.target !== document.documentElement && c.target !== document.head)
@@ -706,45 +731,48 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 					var d = c.addedNodes[e];
 					if (d.nodeType === Node.ELEMENT_NODE) {
 						var f = d.getRootNode(),
-							g = ub(d);
+							g = vb(d);
 						if (g && f === d.ownerDocument && (("style" !== d.localName && "template" !== d.localName) || "" === H(d))) La(d, g);
 						else if (f instanceof ShadowRoot)
-							for (f = vb(d), f !== g && Ka(d, g, f), d = window.ShadyDOM.nativeMethods.querySelectorAll.call(d, ":not(." + K.a + ")"), g = 0; g < d.length; g++) {
+							for (
+								f = wb(d), f !== g && Ka(d, g, f), d = window.ShadyDOM.nativeMethods.querySelectorAll.call(d, ":not(." + K.a + ")"), g = 0;
+								g < d.length;
+								g++
+							) {
 								f = d[g];
-								var h = vb(f);
+								var h = wb(f);
 								h && L(f, h);
 							}
 					}
 				}
 		}
 	}
-	if (!(u || (window.ShadyDOM && window.ShadyDOM.handlesDynamicScoping))) {
-		var xb = new MutationObserver(wb),
-			yb = function(a) {
-				xb.observe(a, {childList: !0, subtree: !0});
+	if (!(t || (window.ShadyDOM && window.ShadyDOM.handlesDynamicScoping))) {
+		var yb = new MutationObserver(xb),
+			zb = function(a) {
+				yb.observe(a, {childList: !0, subtree: !0});
 			};
-		if (window.customElements && !window.customElements.polyfillWrapFlushCallback) yb(document);
+		if (window.customElements && !window.customElements.polyfillWrapFlushCallback) zb(document);
 		else {
-			var zb = function() {
-				yb(document.body);
+			var Ab = function() {
+				zb(document.body);
 			};
 			window.HTMLImports
-				? window.HTMLImports.whenReady(zb)
+				? window.HTMLImports.whenReady(Ab)
 				: requestAnimationFrame(function() {
 						if ("loading" === document.readyState) {
 							var a = function() {
-								zb();
+								Ab();
 								document.removeEventListener("readystatechange", a);
 							};
 							document.addEventListener("readystatechange", a);
-						} else zb();
+						} else Ab();
 				  });
 		}
-		sb = function() {
-			wb(xb.takeRecords());
+		tb = function() {
+			xb(yb.takeRecords());
 		};
 	}
-	var Ab = sb;
 	var W = {};
 	var Bb = Promise.resolve();
 	function Cb(a) {
@@ -765,34 +793,34 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 				a._validating = !1;
 			}));
 	}
-	var Gb = {},
-		Hb = new rb();
+	var Fb = {},
+		Hb = new sb();
 	function X() {
 		this.C = {};
 		this.c = document.documentElement;
-		var a = new p();
+		var a = new q();
 		a.rules = [];
 		this.h = db(this.c, new N(a));
-		this.w = !1;
-		this.b = this.a = null;
+		this.v = !1;
+		this.a = this.b = null;
 	}
-	l = X.prototype;
-	l.flush = function() {
-		Ab();
+	m = X.prototype;
+	m.flush = function() {
+		tb();
 	};
-	l.J = function(a) {
+	m.J = function(a) {
 		return C(a);
 	};
-	l.S = function(a) {
+	m.S = function(a) {
 		return A(a);
 	};
-	l.prepareTemplate = function(a, b, c) {
+	m.prepareTemplate = function(a, b, c) {
 		this.prepareTemplateDom(a, b);
 		this.prepareTemplateStyles(a, b, c);
 	};
-	l.prepareTemplateStyles = function(a, b, c) {
-		if (!a._prepared && !w) {
-			u || U[b] || (U[b] = Ea(b));
+	m.prepareTemplateStyles = function(a, b, c) {
+		if (!a._prepared && !v) {
+			t || T[b] || (T[b] = Ea(b));
 			a._prepared = !0;
 			a.name = b;
 			a.extends = c;
@@ -801,43 +829,54 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 				d = Ia(e);
 			c = {is: b, extends: c};
 			for (var f = [], g = a.content.querySelectorAll("style"), h = 0; h < g.length; h++) {
-				var k = g[h];
-				if (k.hasAttribute("shady-unscoped")) {
-					if (!u) {
-						var m = k.textContent;
-						Aa.has(m) || (Aa.add(m), (m = k.cloneNode(!0)), document.head.appendChild(m));
-						k.parentNode.removeChild(k);
+				var l = g[h];
+				if (l.hasAttribute("shady-unscoped")) {
+					if (!t) {
+						var k = l.textContent;
+						if (!Aa.has(k)) {
+							Aa.add(k);
+							var n = document.createElement("style");
+							n.setAttribute("shady-unscoped", "");
+							n.textContent = k;
+							document.head.appendChild(n);
+						}
+						l.parentNode.removeChild(l);
 					}
-				} else f.push(k.textContent), k.parentNode.removeChild(k);
+				} else f.push(l.textContent), l.parentNode.removeChild(l);
 			}
-			f = f.join("").trim() + (Gb[b] || "");
+			f = f.join("").trim() + (Fb[b] || "");
 			Y(this);
 			if (!d) {
 				if ((g = !e)) (g = z.test(f) || y.test(f)), (z.lastIndex = 0), (y.lastIndex = 0);
-				h = r(f);
-				g && x && this.a && this.a.transformRules(h, b);
+				h = da(f);
+				g && w && this.b && this.b.transformRules(h, b);
 				a._styleAst = h;
 			}
 			g = [];
-			x || (g = hb(a._styleAst));
-			if (!g.length || x) (h = u ? a.content : null), (b = U[b] || null), (e = M(c, a._styleAst, null, e, d ? f : "")), (e = e.length ? Ca(e, c.is, h, b) : null), (a._style = e);
+			w || (g = ib(a._styleAst));
+			if (!g.length || w)
+				(h = t ? a.content : null),
+					(b = T[b] || null),
+					(e = M(c, a._styleAst, null, e, d ? f : "")),
+					(e = e.length ? Ca(e, c.is, h, b) : null),
+					(a._style = e);
 			a.a = g;
 		}
 	};
-	l.M = function(a, b) {
-		Gb[b] = a.join(" ");
+	m.M = function(a, b) {
+		Fb[b] = a.join(" ");
 	};
-	l.prepareTemplateDom = function(a, b) {
-		if (!w) {
+	m.prepareTemplateDom = function(a, b) {
+		if (!v) {
 			var c = H(a);
-			u || "shady" === c || a._domPrepared || ((a._domPrepared = !0), Ja(a.content, b));
+			t || "shady" === c || a._domPrepared || ((a._domPrepared = !0), Ja(a.content, b));
 		}
 	};
 	function Ib(a) {
 		var b = G(a),
 			c = b.is;
 		b = b.u;
-		var e = U[c] || null,
+		var e = T[c] || null,
 			d = W[c];
 		if (d) {
 			c = d._styleAst;
@@ -849,59 +888,84 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		}
 	}
 	function Jb(a) {
-		!a.b &&
+		!a.a &&
 			window.ShadyCSS &&
 			window.ShadyCSS.CustomStyleInterface &&
-			((a.b = window.ShadyCSS.CustomStyleInterface),
-			(a.b.transformCallback = function(b) {
+			((a.a = window.ShadyCSS.CustomStyleInterface),
+			(a.a.transformCallback = function(b) {
 				a.F(b);
 			}),
-			(a.b.validateCallback = function() {
+			(a.a.validateCallback = function() {
 				requestAnimationFrame(function() {
-					(a.b.enqueued || a.w) && a.flushCustomStyles();
+					(a.a.enqueued || a.v) && a.flushCustomStyles();
 				});
 			}));
 	}
 	function Y(a) {
-		!a.a && window.ShadyCSS && window.ShadyCSS.ApplyShim && ((a.a = window.ShadyCSS.ApplyShim), (a.a.invalidCallback = Cb));
+		if (!a.b && window.ShadyCSS && window.ShadyCSS.ApplyShim) {
+			a.b = window.ShadyCSS.ApplyShim;
+			a.b.invalidCallback = Cb;
+			var b = !0;
+		} else b = !1;
 		Jb(a);
+		return b;
 	}
-	l.flushCustomStyles = function() {
-		if (!w && (Y(this), this.b)) {
-			var a = this.b.processStyles();
-			if (this.b.enqueued && !Ia(this.h.cssBuild)) {
-				if (x) {
-					if (!this.h.cssBuild)
-						for (var b = 0; b < a.length; b++) {
-							var c = this.b.getStyleForCustomStyle(a[b]);
-							if (c && x && this.a) {
-								var e = C(c);
-								Y(this);
-								this.a.transformRules(e);
-								c.textContent = A(e);
+	m.flushCustomStyles = function() {
+		if (!v) {
+			var a = Y(this);
+			if (this.a) {
+				var b = this.a.processStyles();
+				if ((a || this.a.enqueued) && !Ia(this.h.cssBuild)) {
+					if (w) {
+						if (!this.h.cssBuild)
+							for (a = 0; a < b.length; a++) {
+								var c = this.a.getStyleForCustomStyle(b[a]);
+								if (c && w && this.b) {
+									var e = C(c);
+									Y(this);
+									this.b.transformRules(e);
+									c.textContent = A(e);
+								}
 							}
-						}
-				} else {
-					Kb(this, this.c, this.h);
-					for (b = 0; b < a.length; b++) (c = this.b.getStyleForCustomStyle(a[b])) && pb(c, this.h.m);
-					this.w && this.styleDocument();
+					} else {
+						Kb(this, b);
+						Lb(this, this.c, this.h);
+						for (a = 0; a < b.length; a++) (c = this.a.getStyleForCustomStyle(b[a])) && qb(c, this.h.o);
+						this.v && this.styleDocument();
+					}
+					this.a.enqueued = !1;
 				}
-				this.b.enqueued = !1;
 			}
 		}
 	};
-	l.styleElement = function(a, b) {
-		if (w) {
+	function Kb(a, b) {
+		b = b
+			.map(function(c) {
+				return a.a.getStyleForCustomStyle(c);
+			})
+			.filter(function(c) {
+				return !!c;
+			});
+		b.sort(function(c, e) {
+			c = e.compareDocumentPosition(c);
+			return c & Node.DOCUMENT_POSITION_FOLLOWING ? 1 : c & Node.DOCUMENT_POSITION_PRECEDING ? -1 : 0;
+		});
+		a.h.l.rules = b.map(function(c) {
+			return C(c);
+		});
+	}
+	m.styleElement = function(a, b) {
+		if (v) {
 			if (b) {
 				O(a) || db(a, new N(null));
 				var c = O(a);
 				c.i = c.i || {};
 				Object.assign(c.i, b);
-				Lb(this, a, c);
+				Mb(this, a, c);
 			}
 		} else if ((c = O(a) || Ib(a)))
-			if ((a !== this.c && (this.w = !0), b && ((c.i = c.i || {}), Object.assign(c.i, b)), x)) Lb(this, a, c);
-			else if ((this.flush(), Kb(this, a, c), c.A && c.A.length)) {
+			if ((a !== this.c && (this.v = !0), b && ((c.i = c.i || {}), Object.assign(c.i, b)), w)) Mb(this, a, c);
+			else if ((this.flush(), Lb(this, a, c), c.A && c.A.length)) {
 				b = G(a).is;
 				var e;
 				a: {
@@ -911,8 +975,8 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 							b: {
 								var g = c.A;
 								for (var h = 0; h < g.length; h++) {
-									var k = g[h];
-									if (f.l[k] !== c.m[k]) {
+									var l = g[h];
+									if (f.m[l] !== c.o[l]) {
 										g = !1;
 										break b;
 									}
@@ -931,26 +995,30 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 				(f = e && e.j) || ((f = this.C[b] = (this.C[b] || 0) + 1), (f = b + "-" + f));
 				c.j = f;
 				f = c.j;
-				h = T;
-				h = g ? g.textContent || "" : mb(h, a, c.m, f);
-				k = O(a);
-				var m = k.a;
-				m && !u && m !== g && (m._useCount--, 0 >= m._useCount && m.parentNode && m.parentNode.removeChild(m));
-				u
-					? k.a
-						? ((k.a.textContent = h), (g = k.a))
-						: h && (g = Ca(h, f, a.shadowRoot, k.b))
+				h = S;
+				h = g ? g.textContent || "" : nb(h, a, c.o, f);
+				l = O(a);
+				var k = l.a;
+				k && !t && k !== g && (k._useCount--, 0 >= k._useCount && k.parentNode && k.parentNode.removeChild(k));
+				t
+					? l.a
+						? ((l.a.textContent = h), (g = l.a))
+						: h && (g = Ca(h, f, a.shadowRoot, l.b))
 					: g
-					? g.parentNode || (fb && -1 < h.indexOf("@media") && (g.textContent = h), Da(g, null, k.b))
-					: h && (g = Ca(h, f, null, k.b));
-				g && ((g._useCount = g._useCount || 0), k.a != g && g._useCount++, (k.a = g));
+					? g.parentNode || (gb && -1 < h.indexOf("@media") && (g.textContent = h), Da(g, null, l.b))
+					: h && (g = Ca(h, f, null, l.b));
+				g && ((g._useCount = g._useCount || 0), l.a != g && g._useCount++, (l.a = g));
 				f = g;
-				u ||
-					((g = c.j), (k = h = a.getAttribute("class") || ""), d && (k = h.replace(new RegExp("\\s*x-scope\\s*" + d + "\\s*", "g"), " ")), (k += (k ? " " : "") + "x-scope " + g), h !== k && E(a, k));
-				e || Hb.store(b, c.m, f, c.j);
+				t ||
+					((g = c.j),
+					(l = h = a.getAttribute("class") || ""),
+					d && (l = h.replace(new RegExp("\\s*x-scope\\s*" + d + "\\s*", "g"), " ")),
+					(l += (l ? " " : "") + "x-scope " + g),
+					h !== l && E(a, l));
+				e || Hb.store(b, c.o, f, c.j);
 			}
 	};
-	function Lb(a, b, c) {
+	function Mb(a, b, c) {
 		var e = G(b).is;
 		if (c.i) {
 			var d = c.i,
@@ -959,97 +1027,105 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		}
 		d = W[e];
 		if (!((!d && b !== a.c) || (d && "" !== H(d))) && d && d._style && !Db(d)) {
-			if (Db(d) || d._applyShimValidatingVersion !== d._applyShimNextVersion) Y(a), a.a && a.a.transformRules(d._styleAst, e), (d._style.textContent = M(b, c.o)), Eb(d);
-			u && (a = b.shadowRoot) && (a = a.querySelector("style")) && (a.textContent = M(b, c.o));
-			c.o = d._styleAst;
+			if (Db(d) || d._applyShimValidatingVersion !== d._applyShimNextVersion)
+				Y(a), a.b && a.b.transformRules(d._styleAst, e), (d._style.textContent = M(b, c.l)), Eb(d);
+			t && (a = b.shadowRoot) && (a = a.querySelector("style")) && (a.textContent = M(b, c.l));
+			c.l = d._styleAst;
 		}
 	}
-	function Mb(a, b) {
-		return (b = F(b).getRootNode().host) ? (O(b) || Ib(b) ? b : Mb(a, b)) : a.c;
+	function Nb(a, b) {
+		return (b = F(b).getRootNode().host) ? (O(b) || Ib(b) ? b : Nb(a, b)) : a.c;
 	}
-	function Kb(a, b, c) {
-		var e = Mb(a, b),
+	function Lb(a, b, c) {
+		var e = Nb(a, b),
 			d = O(e),
-			f = d.m;
-		e === a.c || f || (Kb(a, e, d), (f = d.m));
+			f = d.o;
+		e === a.c || f || (Lb(a, e, d), (f = d.o));
 		a = Object.create(f || null);
-		e = lb(b, c.o, c.cssBuild);
-		b = jb(d.o, b).l;
+		e = mb(b, c.l, c.cssBuild);
+		b = kb(d.l, b).m;
 		Object.assign(a, e.K, b, e.N);
 		b = c.i;
 		for (var g in b) if ((d = b[g]) || 0 === d) a[g] = d;
-		g = T;
+		g = S;
 		b = Object.getOwnPropertyNames(a);
-		for (d = 0; d < b.length; d++) (e = b[d]), (a[e] = S(g, a[e], a));
-		c.m = a;
+		for (d = 0; d < b.length; d++) (e = b[d]), (a[e] = R(g, a[e], a));
+		c.o = a;
 	}
-	l.styleDocument = function(a) {
+	m.styleDocument = function(a) {
 		this.styleSubtree(this.c, a);
 	};
-	l.styleSubtree = function(a, b) {
+	m.styleSubtree = function(a, b) {
 		var c = F(a),
-			e = c.shadowRoot;
-		(e || a === this.c) && this.styleElement(a, b);
-		if ((a = e && (e.children || e.childNodes))) for (c = 0; c < a.length; c++) this.styleSubtree(a[c]);
-		else if ((c = c.children || c.childNodes)) for (a = 0; a < c.length; a++) this.styleSubtree(c[a]);
+			e = c.shadowRoot,
+			d = a === this.c;
+		(e || d) && this.styleElement(a, b);
+		if ((a = d ? c : e))
+			for (
+				a = Array.from(a.querySelectorAll("*")).filter(function(f) {
+					return F(f).shadowRoot;
+				}),
+					b = 0;
+				b < a.length;
+				b++
+			)
+				this.styleSubtree(a[b]);
 	};
-	l.F = function(a) {
+	m.F = function(a) {
 		var b = this,
 			c = H(a);
 		c !== this.h.cssBuild && (this.h.cssBuild = c);
 		if (!Ia(c)) {
 			var e = C(a);
-			B(e, function(a) {
-				if (u) cb(a);
+			B(e, function(d) {
+				if (t) cb(d);
 				else {
-					var d = K;
-					a.selector = a.parsedSelector;
-					cb(a);
-					a.selector = a.g = Oa(d, a, d.c, void 0, void 0);
+					var f = K;
+					d.selector = d.parsedSelector;
+					cb(d);
+					d.selector = d.g = Oa(f, d, f.c, void 0, void 0);
 				}
-				x && "" === c && (Y(b), b.a && b.a.transformRule(a));
+				w && "" === c && (Y(b), b.b && b.b.transformRule(d));
 			});
-			x ? (a.textContent = A(e)) : this.h.o.rules.push(e);
+			w ? (a.textContent = A(e)) : this.h.l.rules.push(e);
 		}
 	};
-	l.getComputedStyleValue = function(a, b) {
+	m.getComputedStyleValue = function(a, b) {
 		var c;
-		x || (c = (O(a) || O(Mb(this, a))).m[b]);
+		w || (c = (O(a) || O(Nb(this, a))).o[b]);
 		return (c = c || window.getComputedStyle(a).getPropertyValue(b)) ? c.trim() : "";
 	};
-	l.R = function(a, b) {
-		var c = F(a).getRootNode();
-		b = b ? b.split(/\s/) : [];
-		c = c.host && c.host.localName;
-		if (!c) {
-			var e = a.getAttribute("class");
-			if (e) {
-				e = e.split(/\s/);
-				for (var d = 0; d < e.length; d++)
-					if (e[d] === K.a) {
-						c = e[d + 1];
-						break;
-					}
-			}
+	m.R = function(a, b) {
+		var c = F(a).getRootNode(),
+			e;
+		b ? (e = ("string" === typeof b ? b : String(b)).split(/\s/)) : (e = []);
+		b = c.host && c.host.localName;
+		if (!b && (c = a.getAttribute("class"))) {
+			c = c.split(/\s/);
+			for (var d = 0; d < c.length; d++)
+				if (c[d] === K.a) {
+					b = c[d + 1];
+					break;
+				}
 		}
-		c && b.push(K.a, c);
-		x || ((c = O(a)) && c.j && b.push(T.a, c.j));
-		E(a, b.join(" "));
+		b && e.push(K.a, b);
+		w || ((b = O(a)) && b.j && e.push(S.a, b.j));
+		E(a, e.join(" "));
 	};
-	l.G = function(a) {
+	m.G = function(a) {
 		return O(a);
 	};
-	l.P = function(a, b) {
+	m.P = function(a, b) {
 		L(a, b);
 	};
-	l.T = function(a, b) {
+	m.T = function(a, b) {
 		L(a, b, !0);
 	};
-	l.O = function(a) {
-		return vb(a);
+	m.O = function(a) {
+		return wb(a);
 	};
-	l.I = function(a) {
-		return ub(a);
+	m.I = function(a) {
+		return vb(a);
 	};
 	X.prototype.flush = X.prototype.flush;
 	X.prototype.prepareTemplate = X.prototype.prepareTemplate;
@@ -1071,19 +1147,19 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 	Object.defineProperties(X.prototype, {
 		nativeShadow: {
 			get: function() {
-				return u;
+				return t;
 			}
 		},
 		nativeCss: {
 			get: function() {
-				return x;
+				return w;
 			}
 		}
 	});
 	var Z = new X(),
-		Nb,
-		Ob;
-	window.ShadyCSS && ((Nb = window.ShadyCSS.ApplyShim), (Ob = window.ShadyCSS.CustomStyleInterface));
+		Ob,
+		Pb;
+	window.ShadyCSS && ((Ob = window.ShadyCSS.ApplyShim), (Pb = window.ShadyCSS.CustomStyleInterface));
 	window.ShadyCSS = {
 		ScopingShim: Z,
 		prepareTemplate: function(a, b, c) {
@@ -1115,13 +1191,13 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 		getComputedStyleValue: function(a, b) {
 			return Z.getComputedStyleValue(a, b);
 		},
-		nativeCss: x,
-		nativeShadow: u,
-		cssBuild: va,
-		disableRuntime: w
+		nativeCss: w,
+		nativeShadow: t,
+		cssBuild: u,
+		disableRuntime: v
 	};
-	Nb && (window.ShadyCSS.ApplyShim = Nb);
-	Ob && (window.ShadyCSS.CustomStyleInterface = Ob);
+	Ob && (window.ShadyCSS.ApplyShim = Ob);
+	Pb && (window.ShadyCSS.CustomStyleInterface = Pb);
 }.call(this));
 
 //# sourceMappingURL=scoping-shim.min.js.map