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/**
* Flexibility is a JavaScript polyfill for Flexbox By Jonathan Neal, 10up. (https://github.com/jonathantneal/flexibility)
* Licensed under MIT ( https://github.com/jonathantneal/flexibility/blob/master/LICENSE.md )
*/
! function() {
window.flexibility = {}, Array.prototype.forEach || (Array.prototype.forEach = function(t) {
if (void 0 === this || null === this) throw new TypeError(this + "is not an object");
if (!(t instanceof Function)) throw new TypeError(t + " is not a function");
for (var e = Object(this), i = arguments[1], n = e instanceof String ? e.split("") : e, r = Math.max(Math.min(n.length, 9007199254740991), 0) || 0, o = -1; ++o < r;) o in n && t.call(i, n[o], o, e)
}),
function(t, e) {
"function" == typeof define && define.amd ? define([], e) : "object" == typeof exports ? module.exports = e() : t.computeLayout = e()
}(flexibility, function() {
var t = function() {
function t(e) {
if ((!e.layout || e.isDirty) && (e.layout = {
width: void 0,
height: void 0,
top: 0,
left: 0,
right: 0,
bottom: 0
}), e.style || (e.style = {}), e.children || (e.children = []), e.style.measure && e.children && e.children.length) throw new Error("Using custom measure function is supported only for leaf nodes.");
return e.children.forEach(t), e
}
function e(t) {
return void 0 === t
}
function i(t) {
return t === q || t === G
}
function n(t) {
return t === U || t === Z
}
function r(t, e) {
if (void 0 !== t.style.marginStart && i(e)) return t.style.marginStart;
var n = null;
switch (e) {
case "row":
n = t.style.marginLeft;
break;
case "row-reverse":
n = t.style.marginRight;
break;
case "column":
n = t.style.marginTop;
break;
case "column-reverse":
n = t.style.marginBottom
}
return void 0 !== n ? n : void 0 !== t.style.margin ? t.style.margin : 0
}
function o(t, e) {
if (void 0 !== t.style.marginEnd && i(e)) return t.style.marginEnd;
var n = null;
switch (e) {
case "row":
n = t.style.marginRight;
break;
case "row-reverse":
n = t.style.marginLeft;
break;
case "column":
n = t.style.marginBottom;
break;
case "column-reverse":
n = t.style.marginTop
}
return null != n ? n : void 0 !== t.style.margin ? t.style.margin : 0
}
function l(t, e) {
if (void 0 !== t.style.paddingStart && t.style.paddingStart >= 0 && i(e)) return t.style.paddingStart;
var n = null;
switch (e) {
case "row":
n = t.style.paddingLeft;
break;
case "row-reverse":
n = t.style.paddingRight;
break;
case "column":
n = t.style.paddingTop;
break;
case "column-reverse":
n = t.style.paddingBottom
}
return null != n && n >= 0 ? n : void 0 !== t.style.padding && t.style.padding >= 0 ? t.style.padding : 0
}
function a(t, e) {
if (void 0 !== t.style.paddingEnd && t.style.paddingEnd >= 0 && i(e)) return t.style.paddingEnd;
var n = null;
switch (e) {
case "row":
n = t.style.paddingRight;
break;
case "row-reverse":
n = t.style.paddingLeft;
break;
case "column":
n = t.style.paddingBottom;
break;
case "column-reverse":
n = t.style.paddingTop
}
return null != n && n >= 0 ? n : void 0 !== t.style.padding && t.style.padding >= 0 ? t.style.padding : 0
}
function d(t, e) {
if (void 0 !== t.style.borderStartWidth && t.style.borderStartWidth >= 0 && i(e)) return t.style.borderStartWidth;
var n = null;
switch (e) {
case "row":
n = t.style.borderLeftWidth;
break;
case "row-reverse":
n = t.style.borderRightWidth;
break;
case "column":
n = t.style.borderTopWidth;
break;
case "column-reverse":
n = t.style.borderBottomWidth
}
return null != n && n >= 0 ? n : void 0 !== t.style.borderWidth && t.style.borderWidth >= 0 ? t.style.borderWidth : 0
}
function s(t, e) {
if (void 0 !== t.style.borderEndWidth && t.style.borderEndWidth >= 0 && i(e)) return t.style.borderEndWidth;
var n = null;
switch (e) {
case "row":
n = t.style.borderRightWidth;
break;
case "row-reverse":
n = t.style.borderLeftWidth;
break;
case "column":
n = t.style.borderBottomWidth;
break;
case "column-reverse":
n = t.style.borderTopWidth
}
return null != n && n >= 0 ? n : void 0 !== t.style.borderWidth && t.style.borderWidth >= 0 ? t.style.borderWidth : 0
}
function u(t, e) {
return l(t, e) + d(t, e)
}
function y(t, e) {
return a(t, e) + s(t, e)
}
function c(t, e) {
return d(t, e) + s(t, e)
}
function f(t, e) {
return r(t, e) + o(t, e)
}
function h(t, e) {
return u(t, e) + y(t, e)
}
function m(t) {
return t.style.justifyContent ? t.style.justifyContent : "flex-start"
}
function v(t) {
return t.style.alignContent ? t.style.alignContent : "flex-start"
}
function p(t, e) {
return e.style.alignSelf ? e.style.alignSelf : t.style.alignItems ? t.style.alignItems : "stretch"
}
function x(t, e) {
if (e === N) {
if (t === q) return G;
if (t === G) return q
}
return t
}
function g(t, e) {
var i;
return i = t.style.direction ? t.style.direction : M, i === M && (i = void 0 === e ? A : e), i
}
function b(t) {
return t.style.flexDirection ? t.style.flexDirection : U
}
function w(t, e) {
return n(t) ? x(q, e) : U
}
function W(t) {
return t.style.position ? t.style.position : "relative"
}
function L(t) {
return W(t) === tt && t.style.flex > 0
}
function E(t) {
return "wrap" === t.style.flexWrap
}
function S(t, e) {
return t.layout[ot[e]] + f(t, e)
}
function k(t, e) {
return void 0 !== t.style[ot[e]] && t.style[ot[e]] >= 0
}
function C(t, e) {
return void 0 !== t.style[e]
}
function T(t) {
return void 0 !== t.style.measure
}
function $(t, e) {
return void 0 !== t.style[e] ? t.style[e] : 0
}
function H(t, e, i) {
var n = {
row: t.style.minWidth,
"row-reverse": t.style.minWidth,
column: t.style.minHeight,
"column-reverse": t.style.minHeight
}[e],
r = {
row: t.style.maxWidth,
"row-reverse": t.style.maxWidth,
column: t.style.maxHeight,
"column-reverse": t.style.maxHeight
}[e],
o = i;
return void 0 !== r && r >= 0 && o > r && (o = r), void 0 !== n && n >= 0 && n > o && (o = n), o
}
function z(t, e) {
return t > e ? t : e
}
function B(t, e) {
void 0 === t.layout[ot[e]] && k(t, e) && (t.layout[ot[e]] = z(H(t, e, t.style[ot[e]]), h(t, e)))
}
function D(t, e, i) {
e.layout[nt[i]] = t.layout[ot[i]] - e.layout[ot[i]] - e.layout[rt[i]]
}
function I(t, e) {
return void 0 !== t.style[it[e]] ? $(t, it[e]) : -$(t, nt[e])
}
function R(t, n, l, a) {
var s = g(t, a),
R = x(b(t), s),
M = w(R, s),
A = x(q, s);
B(t, R), B(t, M), t.layout.direction = s, t.layout[it[R]] += r(t, R) + I(t, R), t.layout[nt[R]] += o(t, R) + I(t, R), t.layout[it[M]] += r(t, M) + I(t, M), t.layout[nt[M]] += o(t, M) + I(t, M);
var N = t.children.length,
lt = h(t, A),
at = h(t, U);
if (T(t)) {
var dt = !e(t.layout[ot[A]]),
st = F;
st = k(t, A) ? t.style.width : dt ? t.layout[ot[A]] : n - f(t, A), st -= lt;
var ut = F;
ut = k(t, U) ? t.style.height : e(t.layout[ot[U]]) ? l - f(t, A) : t.layout[ot[U]], ut -= h(t, U);
var yt = !k(t, A) && !dt,
ct = !k(t, U) && e(t.layout[ot[U]]);
if (yt || ct) {
var ft = t.style.measure(st, ut);
yt && (t.layout.width = ft.width + lt), ct && (t.layout.height = ft.height + at)
}
if (0 === N) return
}
var ht, mt, vt, pt, xt = E(t),
gt = m(t),
bt = u(t, R),
wt = u(t, M),
Wt = h(t, R),
Lt = h(t, M),
Et = !e(t.layout[ot[R]]),
St = !e(t.layout[ot[M]]),
kt = i(R),
Ct = null,
Tt = null,
$t = F;
Et && ($t = t.layout[ot[R]] - Wt);
for (var Ht = 0, zt = 0, Bt = 0, Dt = 0, It = 0, Rt = 0; N > zt;) {
var jt, Ft, Mt = 0,
At = 0,
Nt = 0,
qt = 0,
Gt = Et && gt === O || !Et && gt !== _,
Ut = Gt ? N : Ht,
Zt = !0,
Ot = N,
_t = null,
Jt = null,
Kt = bt,
Pt = 0;
for (ht = Ht; N > ht; ++ht) {
vt = t.children[ht], vt.lineIndex = Rt, vt.nextAbsoluteChild = null, vt.nextFlexChild = null;
var Qt = p(t, vt);
if (Qt === Y && W(vt) === tt && St && !k(vt, M)) vt.layout[ot[M]] = z(H(vt, M, t.layout[ot[M]] - Lt - f(vt, M)), h(vt, M));
else if (W(vt) === et)
for (null === Ct && (Ct = vt), null !== Tt && (Tt.nextAbsoluteChild = vt), Tt = vt, mt = 0; 2 > mt; mt++) pt = 0 !== mt ? q : U, !e(t.layout[ot[pt]]) && !k(vt, pt) && C(vt, it[pt]) && C(vt, nt[pt]) && (vt.layout[ot[pt]] = z(H(vt, pt, t.layout[ot[pt]] - h(t, pt) - f(vt, pt) - $(vt, it[pt]) - $(vt, nt[pt])), h(vt, pt)));
var Vt = 0;
if (Et && L(vt) ? (At++, Nt += vt.style.flex, null === _t && (_t = vt), null !== Jt && (Jt.nextFlexChild = vt), Jt = vt, Vt = h(vt, R) + f(vt, R)) : (jt = F, Ft = F, kt ? Ft = k(t, U) ? t.layout[ot[U]] - at : l - f(t, U) - at : jt = k(t, A) ? t.layout[ot[A]] - lt : n - f(t, A) - lt, 0 === Bt && j(vt, jt, Ft, s), W(vt) === tt && (qt++, Vt = S(vt, R))), xt && Et && Mt + Vt > $t && ht !== Ht) {
qt--, Bt = 1;
break
}
Gt && (W(vt) !== tt || L(vt)) && (Gt = !1, Ut = ht), Zt && (W(vt) !== tt || Qt !== Y && Qt !== Q || e(vt.layout[ot[M]])) && (Zt = !1, Ot = ht), Gt && (vt.layout[rt[R]] += Kt, Et && D(t, vt, R), Kt += S(vt, R), Pt = z(Pt, H(vt, M, S(vt, M)))), Zt && (vt.layout[rt[M]] += Dt + wt, St && D(t, vt, M)), Bt = 0, Mt += Vt, zt = ht + 1
}
var Xt = 0,
Yt = 0,
te = 0;
if (te = Et ? $t - Mt : z(Mt, 0) - Mt, 0 !== At) {
var ee, ie, ne = te / Nt;
for (Jt = _t; null !== Jt;) ee = ne * Jt.style.flex + h(Jt, R), ie = H(Jt, R, ee), ee !== ie && (te -= ie, Nt -= Jt.style.flex), Jt = Jt.nextFlexChild;
for (ne = te / Nt, 0 > ne && (ne = 0), Jt = _t; null !== Jt;) Jt.layout[ot[R]] = H(Jt, R, ne * Jt.style.flex + h(Jt, R)), jt = F, k(t, A) ? jt = t.layout[ot[A]] - lt : kt || (jt = n - f(t, A) - lt), Ft = F, k(t, U) ? Ft = t.layout[ot[U]] - at : kt && (Ft = l - f(t, U) - at), j(Jt, jt, Ft, s), vt = Jt, Jt = Jt.nextFlexChild, vt.nextFlexChild = null
} else gt !== O && (gt === _ ? Xt = te / 2 : gt === J ? Xt = te : gt === K ? (te = z(te, 0), Yt = At + qt - 1 !== 0 ? te / (At + qt - 1) : 0) : gt === P && (Yt = te / (At + qt), Xt = Yt / 2));
for (Kt += Xt, ht = Ut; zt > ht; ++ht) vt = t.children[ht], W(vt) === et && C(vt, it[R]) ? vt.layout[rt[R]] = $(vt, it[R]) + d(t, R) + r(vt, R) : (vt.layout[rt[R]] += Kt, Et && D(t, vt, R), W(vt) === tt && (Kt += Yt + S(vt, R), Pt = z(Pt, H(vt, M, S(vt, M)))));
var re = t.layout[ot[M]];
for (St || (re = z(H(t, M, Pt + Lt), Lt)), ht = Ot; zt > ht; ++ht)
if (vt = t.children[ht], W(vt) === et && C(vt, it[M])) vt.layout[rt[M]] = $(vt, it[M]) + d(t, M) + r(vt, M);
else {
var oe = wt;
if (W(vt) === tt) {
var Qt = p(t, vt);
if (Qt === Y) e(vt.layout[ot[M]]) && (vt.layout[ot[M]] = z(H(vt, M, re - Lt - f(vt, M)), h(vt, M)));
else if (Qt !== Q) {
var le = re - Lt - S(vt, M);
oe += Qt === V ? le / 2 : le
}
}
vt.layout[rt[M]] += Dt + oe, St && D(t, vt, M)
}
Dt += Pt, It = z(It, Kt), Rt += 1, Ht = zt
}
if (Rt > 1 && St) {
var ae = t.layout[ot[M]] - Lt,
de = ae - Dt,
se = 0,
ue = wt,
ye = v(t);
ye === X ? ue += de : ye === V ? ue += de / 2 : ye === Y && ae > Dt && (se = de / Rt);
var ce = 0;
for (ht = 0; Rt > ht; ++ht) {
var fe = ce,
he = 0;
for (mt = fe; N > mt; ++mt)
if (vt = t.children[mt], W(vt) === tt) {
if (vt.lineIndex !== ht) break;
e(vt.layout[ot[M]]) || (he = z(he, vt.layout[ot[M]] + f(vt, M)))
}
for (ce = mt, he += se, mt = fe; ce > mt; ++mt)
if (vt = t.children[mt], W(vt) === tt) {
var me = p(t, vt);
if (me === Q) vt.layout[rt[M]] = ue + r(vt, M);
else if (me === X) vt.layout[rt[M]] = ue + he - o(vt, M) - vt.layout[ot[M]];
else if (me === V) {
var ve = vt.layout[ot[M]];
vt.layout[rt[M]] = ue + (he - ve) / 2
} else me === Y && (vt.layout[rt[M]] = ue + r(vt, M))
}
ue += he
}
}
var pe = !1,
xe = !1;
if (Et || (t.layout[ot[R]] = z(H(t, R, It + y(t, R)), Wt), (R === G || R === Z) && (pe = !0)), St || (t.layout[ot[M]] = z(H(t, M, Dt + Lt), Lt), (M === G || M === Z) && (xe = !0)), pe || xe)
for (ht = 0; N > ht; ++ht) vt = t.children[ht], pe && D(t, vt, R), xe && D(t, vt, M);
for (Tt = Ct; null !== Tt;) {
for (mt = 0; 2 > mt; mt++) pt = 0 !== mt ? q : U, !e(t.layout[ot[pt]]) && !k(Tt, pt) && C(Tt, it[pt]) && C(Tt, nt[pt]) && (Tt.layout[ot[pt]] = z(H(Tt, pt, t.layout[ot[pt]] - c(t, pt) - f(Tt, pt) - $(Tt, it[pt]) - $(Tt, nt[pt])), h(Tt, pt))), C(Tt, nt[pt]) && !C(Tt, it[pt]) && (Tt.layout[it[pt]] = t.layout[ot[pt]] - Tt.layout[ot[pt]] - $(Tt, nt[pt]));
vt = Tt, Tt = Tt.nextAbsoluteChild, vt.nextAbsoluteChild = null
}
}
function j(t, e, i, n) {
t.shouldUpdate = !0;
var r = t.style.direction || A,
o = !t.isDirty && t.lastLayout && t.lastLayout.requestedHeight === t.layout.height && t.lastLayout.requestedWidth === t.layout.width && t.lastLayout.parentMaxWidth === e && t.lastLayout.parentMaxHeight === i && t.lastLayout.direction === r;
o ? (t.layout.width = t.lastLayout.width, t.layout.height = t.lastLayout.height, t.layout.top = t.lastLayout.top, t.layout.left = t.lastLayout.left) : (t.lastLayout || (t.lastLayout = {}), t.lastLayout.requestedWidth = t.layout.width, t.lastLayout.requestedHeight = t.layout.height, t.lastLayout.parentMaxWidth = e, t.lastLayout.parentMaxHeight = i, t.lastLayout.direction = r, t.children.forEach(function(t) {
t.layout.width = void 0, t.layout.height = void 0, t.layout.top = 0, t.layout.left = 0
}), R(t, e, i, n), t.lastLayout.width = t.layout.width, t.lastLayout.height = t.layout.height, t.lastLayout.top = t.layout.top, t.lastLayout.left = t.layout.left)
}
var F, M = "inherit",
A = "ltr",
N = "rtl",
q = "row",
G = "row-reverse",
U = "column",
Z = "column-reverse",
O = "flex-start",
_ = "center",
J = "flex-end",
K = "space-between",
P = "space-around",
Q = "flex-start",
V = "center",
X = "flex-end",
Y = "stretch",
tt = "relative",
et = "absolute",
it = {
row: "left",
"row-reverse": "right",
column: "top",
"column-reverse": "bottom"
},
nt = {
row: "right",
"row-reverse": "left",
column: "bottom",
"column-reverse": "top"
},
rt = {
row: "left",
"row-reverse": "right",
column: "top",
"column-reverse": "bottom"
},
ot = {
row: "width",
"row-reverse": "width",
column: "height",
"column-reverse": "height"
};
return {
layoutNodeImpl: R,
computeLayout: j,
fillNodes: t
}
}();
return "object" == typeof exports && (module.exports = t),
function(e) {
t.fillNodes(e), t.computeLayout(e)
}
}), !window.addEventListener && window.attachEvent && function() {
Window.prototype.addEventListener = HTMLDocument.prototype.addEventListener = Element.prototype.addEventListener = function(t, e) {
this.attachEvent("on" + t, e)
}, Window.prototype.removeEventListener = HTMLDocument.prototype.removeEventListener = Element.prototype.removeEventListener = function(t, e) {
this.detachEvent("on" + t, e)
}
}(), flexibility.detect = function() {
var t = document.createElement("p");
try {
return t.style.display = "flex", "flex" === t.style.display
} catch (e) {
return !1
}
}, !flexibility.detect() && document.attachEvent && document.documentElement.currentStyle && document.attachEvent("onreadystatechange", function() {
flexibility.onresize({
target: document.documentElement
})
}), flexibility.init = function(t) {
var e = t.onlayoutcomplete;
return e || (e = t.onlayoutcomplete = {
node: t,
style: {},
children: []
}), e.style.display = t.currentStyle["-js-display"] || t.currentStyle.display, e
};
var t, e = 1e3,
i = 15,
n = document.documentElement,
r = 0,
o = 0;
flexibility.onresize = function(l) {
if (n.clientWidth !== r || n.clientHeight !== o) {
r = n.clientWidth, o = n.clientHeight, clearTimeout(t), window.removeEventListener("resize", flexibility.onresize);
var a = l.target && 1 === l.target.nodeType ? l.target : document.documentElement;
flexibility.walk(a), t = setTimeout(function() {
window.addEventListener("resize", flexibility.onresize)
}, e / i)
}
};
var l = {
alignContent: {
initial: "stretch",
valid: /^(flex-start|flex-end|center|space-between|space-around|stretch)/
},
alignItems: {
initial: "stretch",
valid: /^(flex-start|flex-end|center|baseline|stretch)$/
},
boxSizing: {
initial: "content-box",
valid: /^(border-box|content-box)$/
},
flexDirection: {
initial: "row",
valid: /^(row|row-reverse|column|column-reverse)$/
},
flexWrap: {
initial: "nowrap",
valid: /^(nowrap|wrap|wrap-reverse)$/
},
justifyContent: {
initial: "flex-start",
valid: /^(flex-start|flex-end|center|space-between|space-around)$/
}
};
flexibility.updateFlexContainerCache = function(t) {
var e = t.style,
i = t.node.currentStyle,
n = t.node.style,
r = {};
(i["flex-flow"] || n["flex-flow"] || "").replace(/^(row|row-reverse|column|column-reverse)\s+(nowrap|wrap|wrap-reverse)$/i, function(t, e, i) {
r.flexDirection = e, r.flexWrap = i
});
for (var o in l) {
var a = o.replace(/[A-Z]/g, "-$&").toLowerCase(),
d = l[o],
s = i[a] || n[a];
e[o] = d.valid.test(s) ? s : r[o] || d.initial
}
};
var a = {
alignSelf: {
initial: "auto",
valid: /^(auto|flex-start|flex-end|center|baseline|stretch)$/
},
boxSizing: {
initial: "content-box",
valid: /^(border-box|content-box)$/
},
flexBasis: {
initial: "auto",
valid: /^((?:[-+]?0|[-+]?[0-9]*\.?[0-9]+(?:%|ch|cm|em|ex|in|mm|pc|pt|px|rem|vh|vmax|vmin|vw))|auto|fill|max-content|min-content|fit-content|content)$/
},
flexGrow: {
initial: 0,
valid: /^\+?(0|[1-9][0-9]*)$/
},
flexShrink: {
initial: 0,
valid: /^\+?(0|[1-9][0-9]*)$/
},
order: {
initial: 0,
valid: /^([-+]?[0-9]+)$/
}
};
flexibility.updateFlexItemCache = function(t) {
var e = t.style,
i = t.node.currentStyle,
n = t.node.style,
r = {};
(i.flex || n.flex || "").replace(/^\+?(0|[1-9][0-9]*)/, function(t) {
r.flexGrow = t
});
for (var o in a) {
var l = o.replace(/[A-Z]/g, "-$&").toLowerCase(),
d = a[o],
s = i[l] || n[l];
e[o] = d.valid.test(s) ? s : r[o] || d.initial, "number" == typeof d.initial && (e[o] = parseFloat(e[o]))
}
};
var d = "border:0 solid;clip:rect(0 0 0 0);display:inline-block;font:0/0 serif;margin:0;max-height:none;max-width:none;min-height:0;min-width:0;overflow:hidden;padding:0;position:absolute;width:1em;",
s = {
medium: 4,
none: 0,
thick: 6,
thin: 2
},
u = {
borderBottomWidth: 0,
borderLeftWidth: 0,
borderRightWidth: 0,
borderTopWidth: 0,
height: 0,
paddingBottom: 0,
paddingLeft: 0,
paddingRight: 0,
paddingTop: 0,
marginBottom: 0,
marginLeft: 0,
marginRight: 0,
marginTop: 0,
maxHeight: 0,
maxWidth: 0,
minHeight: 0,
minWidth: 0,
width: 0
},
y = /^([-+]?0|[-+]?[0-9]*\.?[0-9]+)/,
c = 100;
flexibility.updateLengthCache = function(t) {
var e, i, n, r = t.node,
o = t.style,
l = r.parentNode,
a = document.createElement("_"),
f = a.runtimeStyle,
h = r.currentStyle;
f.cssText = d + "font-size:" + h.fontSize, l.insertBefore(a, r.nextSibling), o.fontSize = a.offsetWidth, f.fontSize = o.fontSize + "px";
for (var m in u) {
var v = h[m];
y.test(v) || "auto" === v && !/(width|height)/i.test(m) ? /%$/.test(v) ? (/^(bottom|height|top)$/.test(m) ? (i || (i = l.offsetHeight), n = i) : (e || (e = l.offsetWidth), n = e), o[m] = parseFloat(v) * n / c) : (f.width = v, o[m] = a.offsetWidth) : /^border/.test(m) && v in s ? o[m] = s[v] : delete o[m]
}
l.removeChild(a), "none" === h.borderTopStyle && (o.borderTopWidth = 0), "none" === h.borderRightStyle && (o.borderRightWidth = 0), "none" === h.borderBottomStyle && (o.borderBottomWidth = 0), "none" === h.borderLeftStyle && (o.borderLeftWidth = 0), o.width || o.minWidth || (/flex/.test(o.display) ? o.width = r.offsetWidth : o.minWidth = r.offsetWidth), o.height || o.minHeight || /flex/.test(o.display) || (o.minHeight = r.offsetHeight)
}, flexibility.walk = function(t) {
var e = flexibility.init(t),
i = e.style,
n = i.display;
if ("none" === n) return {};
var r = n.match(/^(inline)?flex$/);
if (r && (flexibility.updateFlexContainerCache(e), t.runtimeStyle.cssText = "display:" + (r[1] ? "inline-block" : "block"), e.children = []), Array.prototype.forEach.call(t.childNodes, function(t, n) {
if (1 === t.nodeType) {
var o = flexibility.walk(t),
l = o.style;
o.index = n, r && (flexibility.updateFlexItemCache(o), "auto" === l.alignSelf && (l.alignSelf = i.alignItems), l.flex = l.flexGrow, t.runtimeStyle.cssText = "display:inline-block", e.children.push(o))
}
}), r) {
e.children.forEach(function(t) {
flexibility.updateLengthCache(t)
}), e.children.sort(function(t, e) {
return t.style.order - e.style.order || t.index - e.index
}), /-reverse$/.test(i.flexDirection) && (e.children.reverse(), i.flexDirection = i.flexDirection.replace(/-reverse$/, ""), "flex-start" === i.justifyContent ? i.justifyContent = "flex-end" : "flex-end" === i.justifyContent && (i.justifyContent = "flex-start")), flexibility.updateLengthCache(e), delete e.lastLayout, delete e.layout;
var o = i.borderTopWidth,
l = i.borderBottomWidth;
i.borderTopWidth = 0, i.borderBottomWidth = 0, i.borderLeftWidth = 0, "column" === i.flexDirection && (i.width -= i.borderRightWidth), flexibility.computeLayout(e), t.runtimeStyle.cssText = "box-sizing:border-box;display:block;position:relative;width:" + (e.layout.width + i.borderRightWidth) + "px;height:" + (e.layout.height + o + l) + "px";
var a = [],
d = 1,
s = "column" === i.flexDirection ? "width" : "height";
e.children.forEach(function(t) {
a[t.lineIndex] = Math.max(a[t.lineIndex] || 0, t.layout[s]), d = Math.max(d, t.lineIndex + 1)
}), e.children.forEach(function(t) {
var e = t.layout;
"stretch" === t.style.alignSelf && (e[s] = a[t.lineIndex]), t.node.runtimeStyle.cssText = "box-sizing:border-box;display:block;position:absolute;margin:0;width:" + e.width + "px;height:" + e.height + "px;top:" + e.top + "px;left:" + e.left + "px"
})
}
return e
}
}();