! function(e, t) {
    "function" == typeof define && define.amd ? define(t) : "object" == typeof exports ? module.exports = t() : e.ScrollMagic = t()
}(this, function() {
    "use strict";
    var e = function() {
        r.log(2, "(COMPATIBILITY NOTICE) -> As of ScrollMagic 2.0.0 you need to use 'new ScrollMagic.Controller()' to create a new controller instance. Use 'new ScrollMagic.Scene()' to instance a scene.")
    };
    e.version = "2.0.6", window.addEventListener("mousewheel", function() {});
    e.Controller = function(n) {
        var o, i, l = "ScrollMagic.Controller",
            s = t.defaults,
            a = this,
            c = r.extend({}, s, n),
            u = [],
            f = !1,
            d = 0,
            p = "PAUSED",
            g = !0,
            h = 0,
            v = !0,
            m = function() {
                c.refreshInterval > 0 && (i = window.setTimeout(F, c.refreshInterval))
            },
            w = function() {
                return c.vertical ? r.get.scrollTop(c.container) : r.get.scrollLeft(c.container)
            },
            y = function() {
                return c.vertical ? r.get.height(c.container) : r.get.width(c.container)
            },
            S = this._setScrollPos = function(e) {
                c.vertical ? g ? window.scrollTo(r.get.scrollLeft(), e) : c.container.scrollTop = e : g ? window.scrollTo(e, r.get.scrollTop()) : c.container.scrollLeft = e
            },
            E = function() {
                if (v && f) {
                    var e = r.type.Array(f) ? f : u.slice(0);
                    f = !1;
                    var t = d,
                        n = (d = a.scrollPos()) - t;
                    0 !== n && (p = n > 0 ? "FORWARD" : "REVERSE"), "REVERSE" === p && e.reverse(), e.forEach(function(t, n) {
                        T(3, "updating Scene " + (n + 1) + "/" + e.length + " (" + u.length + " total)"), t.update(!0)
                    }), 0 === e.length && c.loglevel >= 3 && T(3, "updating 0 Scenes (nothing added to controller)")
                }
            },
            R = function() {
                o = r.rAF(E)
            },
            b = function(e) {
                T(3, "event fired causing an update:", e.type), "resize" == e.type && (h = y(), p = "PAUSED"), !0 !== f && (f = !0, R())
            },
            F = function() {
                if (!g && h != y()) {
                    var e;
                    try {
                        e = new Event("resize", {
                            bubbles: !1,
                            cancelable: !1
                        })
                    } catch (t) {
                        (e = document.createEvent("Event")).initEvent("resize", !1, !1)
                    }
                    c.container.dispatchEvent(e)
                }
                u.forEach(function(e, t) {
                    e.refresh()
                }), m()
            },
            T = this._log = function(e, t) {
                c.loglevel >= e && (Array.prototype.splice.call(arguments, 1, 0, "(" + l + ") ->"), r.log.apply(window, arguments))
            };
        this._options = c;
        var O = function(e) {
            if (e.length <= 1) return e;
            var t = e.slice(0);
            return t.sort(function(e, t) {
                return e.scrollOffset() > t.scrollOffset() ? 1 : -1
            }), t
        };
        return this.addScene = function(t) {
                if (r.type.Array(t)) t.forEach(function(e, t) {
                    a.addScene(e)
                });
                else if (t instanceof e.Scene) {
                    if (t.controller() !== a) t.addTo(a);
                    else if (u.indexOf(t) < 0) {
                        for (var n in u.push(t), u = O(u), t.on("shift.controller_sort", function() {
                                u = O(u)
                            }), c.globalSceneOptions) t[n] && t[n].call(t, c.globalSceneOptions[n]);
                        T(3, "adding Scene (now " + u.length + " total)")
                    }
                } else T(1, "ERROR: invalid argument supplied for '.addScene()'");
                return a
            }, this.removeScene = function(e) {
                if (r.type.Array(e)) e.forEach(function(e, t) {
                    a.removeScene(e)
                });
                else {
                    var t = u.indexOf(e);
                    t > -1 && (e.off("shift.controller_sort"), u.splice(t, 1), T(3, "removing Scene (now " + u.length + " left)"), e.remove())
                }
                return a
            }, this.updateScene = function(t, n) {
                return r.type.Array(t) ? t.forEach(function(e, t) {
                    a.updateScene(e, n)
                }) : n ? t.update(!0) : !0 !== f && t instanceof e.Scene && (-1 == (f = f || []).indexOf(t) && f.push(t), f = O(f), R()), a
            }, this.update = function(e) {
                return b({
                    type: "resize"
                }), e && E(), a
            }, this.scrollTo = function(t, n) {
                if (r.type.Number(t)) S.call(c.container, t, n);
                else if (t instanceof e.Scene) t.controller() === a ? a.scrollTo(t.scrollOffset(), n) : T(2, "scrollTo(): The supplied scene does not belong to this controller. Scroll cancelled.", t);
                else if (r.type.Function(t)) S = t;
                else {
                    var o = r.get.elements(t)[0];
                    if (o) {
                        for (; o.parentNode.hasAttribute("data-scrollmagic-pin-spacer");) o = o.parentNode;
                        var i = c.vertical ? "top" : "left",
                            l = r.get.offset(c.container),
                            s = r.get.offset(o);
                        g || (l[i] -= a.scrollPos()), a.scrollTo(s[i] - l[i], n)
                    } else T(2, "scrollTo(): The supplied argument is invalid. Scroll cancelled.", t)
                }
                return a
            }, this.scrollPos = function(e) {
                return arguments.length ? (r.type.Function(e) ? w = e : T(2, "Provided value for method 'scrollPos' is not a function. To change the current scroll position use 'scrollTo()'."), a) : w.call(a)
            }, this.info = function(e) {
                var t = {
                    size: h,
                    vertical: c.vertical,
                    scrollPos: d,
                    scrollDirection: p,
                    container: c.container,
                    isDocument: g
                };
                return arguments.length ? void 0 !== t[e] ? t[e] : void T(1, 'ERROR: option "' + e + '" is not available') : t
            }, this.loglevel = function(e) {
                return arguments.length ? (c.loglevel != e && (c.loglevel = e), a) : c.loglevel
            }, this.enabled = function(e) {
                return arguments.length ? (v != e && (v = !!e, a.updateScene(u, !0)), a) : v
            }, this.destroy = function(e) {
                window.clearTimeout(i);
                for (var t = u.length; t--;) u[t].destroy(e);
                return c.container.removeEventListener("resize", b), c.container.removeEventListener("scroll", b), r.cAF(o), T(3, "destroyed " + l + " (reset: " + (e ? "true" : "false") + ")"), null
            },
            function() {
                for (var t in c) s.hasOwnProperty(t) || (T(2, 'WARNING: Unknown option "' + t + '"'), delete c[t]);
                if (c.container = r.get.elements(c.container)[0], !c.container) throw T(1, "ERROR creating object " + l + ": No valid scroll container supplied"), l + " init failed.";
                (g = c.container === window || c.container === document.body || !document.body.contains(c.container)) && (c.container = window), h = y(), c.container.addEventListener("resize", b), c.container.addEventListener("scroll", b);
                var n = parseInt(c.refreshInterval, 10);
                c.refreshInterval = r.type.Number(n) ? n : s.refreshInterval, m(), T(3, "added new " + l + " controller (v" + e.version + ")")
            }(), a
    };
    var t = {
        defaults: {
            container: window,
            vertical: !0,
            globalSceneOptions: {},
            loglevel: 2,
            refreshInterval: 100
        }
    };
    e.Controller.addOption = function(e, n) {
        t.defaults[e] = n
    }, e.Controller.extend = function(t) {
        var n = this;
        e.Controller = function() {
            return n.apply(this, arguments), this.$super = r.extend({}, this), t.apply(this, arguments) || this
        }, r.extend(e.Controller, n), e.Controller.prototype = n.prototype, e.Controller.prototype.constructor = e.Controller
    }, e.Scene = function(t) {
        var o, i, l = "ScrollMagic.Scene",
            s = n.defaults,
            a = this,
            c = r.extend({}, s, t),
            u = "BEFORE",
            f = 0,
            d = {
                start: 0,
                end: 0
            },
            p = 0,
            g = !0,
            h = {};
        this.on = function(e, t) {
            return r.type.Function(t) ? (e = e.trim().split(" ")).forEach(function(e) {
                var n = e.split("."),
                    r = n[0],
                    o = n[1];
                "*" != r && (h[r] || (h[r] = []), h[r].push({
                    namespace: o || "",
                    callback: t
                }))
            }) : v(1, "ERROR when calling '.on()': Supplied callback for '" + e + "' is not a valid function!"), a
        }, this.off = function(e, t) {
            return e ? ((e = e.trim().split(" ")).forEach(function(e, n) {
                var r = e.split("."),
                    o = r[0],
                    i = r[1] || "";
                ("*" === o ? Object.keys(h) : [o]).forEach(function(e) {
                    for (var n = h[e] || [], r = n.length; r--;) {
                        var o = n[r];
                        !o || i !== o.namespace && "*" !== i || t && t != o.callback || n.splice(r, 1)
                    }
                    n.length || delete h[e]
                })
            }), a) : (v(1, "ERROR: Invalid event name supplied."), a)
        }, this.trigger = function(t, n) {
            if (t) {
                var r = t.trim().split("."),
                    o = r[0],
                    i = r[1],
                    l = h[o];
                v(3, "event fired:", o, n ? "->" : "", n || ""), l && l.forEach(function(t, r) {
                    i && i !== t.namespace || t.callback.call(a, new e.Event(o, t.namespace, a, n))
                })
            } else v(1, "ERROR: Invalid event name supplied.");
            return a
        }, a.on("change.internal", function(e) {
            "loglevel" !== e.what && "tweenChanges" !== e.what && ("triggerElement" === e.what ? E() : "reverse" === e.what && a.update())
        }).on("shift.internal", function(e) {
            y(), a.update()
        });
        var v = this._log = function(e, t) {
            c.loglevel >= e && (Array.prototype.splice.call(arguments, 1, 0, "(" + l + ") ->"), r.log.apply(window, arguments))
        };
        this.addTo = function(t) {
            return t instanceof e.Controller ? i != t && (i && i.removeScene(a), i = t, F(), S(!0), E(!0), y(), i.info("container").addEventListener("resize", R), t.addScene(a), a.trigger("add", {
                controller: i
            }), v(3, "added " + l + " to controller"), a.update()) : v(1, "ERROR: supplied argument of 'addTo()' is not a valid ScrollMagic Controller"), a
        }, this.enabled = function(e) {
            return arguments.length ? (g != e && (g = !!e, a.update(!0)), a) : g
        }, this.remove = function() {
            if (i) {
                i.info("container").removeEventListener("resize", R);
                var e = i;
                i = void 0, e.removeScene(a), a.trigger("remove"), v(3, "removed " + l + " from controller")
            }
            return a
        }, this.destroy = function(e) {
            return a.trigger("destroy", {
                reset: e
            }), a.remove(), a.off("*.*"), v(3, "destroyed " + l + " (reset: " + (e ? "true" : "false") + ")"), null
        }, this.update = function(e) {
            if (i)
                if (e)
                    if (i.enabled() && g) {
                        var t, n = i.info("scrollPos");
                        t = c.duration > 0 ? (n - d.start) / (d.end - d.start) : n >= d.start ? 1 : 0, a.trigger("update", {
                            startPos: d.start,
                            endPos: d.end,
                            scrollPos: n
                        }), a.progress(t)
                    } else m && "DURING" === u && N(!0);
            else i.updateScene(a, !1);
            return a
        }, this.refresh = function() {
            return S(), E(), a
        }, this.progress = function(e) {
            if (arguments.length) {
                var t = !1,
                    n = u,
                    r = i ? i.info("scrollDirection") : "PAUSED",
                    o = c.reverse || e >= f;
                if (0 === c.duration ? (t = f != e, u = 0 === (f = e < 1 && o ? 0 : 1) ? "BEFORE" : "DURING") : e < 0 && "BEFORE" !== u && o ? (f = 0, u = "BEFORE", t = !0) : e >= 0 && e < 1 && o ? (f = e, u = "DURING", t = !0) : e >= 1 && "AFTER" !== u ? (f = 1, u = "AFTER", t = !0) : "DURING" !== u || o || N(), t) {
                    var l = {
                            progress: f,
                            state: u,
                            scrollDirection: r
                        },
                        s = u != n,
                        d = function(e) {
                            a.trigger(e, l)
                        };
                    s && "DURING" !== n && (d("enter"), d("BEFORE" === n ? "start" : "end")), d("progress"), s && "DURING" !== u && (d("BEFORE" === u ? "start" : "end"), d("leave"))
                }
                return a
            }
            return f
        };
        var m, w, y = function() {
                d = {
                    start: p + c.offset
                }, i && c.triggerElement && (d.start -= i.info("size") * c.triggerHook), d.end = d.start + c.duration
            },
            S = function(e) {
                if (o) {
                    T("duration", o.call(a)) && !e && (a.trigger("change", {
                        what: "duration",
                        newval: c.duration
                    }), a.trigger("shift", {
                        reason: "duration"
                    }))
                }
            },
            E = function(e) {
                var t = 0,
                    n = c.triggerElement;
                if (i && (n || p > 0)) {
                    if (n)
                        if (n.parentNode) {
                            for (var o = i.info(), l = r.get.offset(o.container), s = o.vertical ? "top" : "left"; n.parentNode.hasAttribute("data-scrollmagic-pin-spacer");) n = n.parentNode;
                            var u = r.get.offset(n);
                            o.isDocument || (l[s] -= i.scrollPos()), t = u[s] - l[s]
                        } else v(2, "WARNING: triggerElement was removed from DOM and will be reset to", void 0), a.triggerElement(void 0);
                    var f = t != p;
                    p = t, f && !e && a.trigger("shift", {
                        reason: "triggerElementPosition"
                    })
                }
            },
            R = function(e) {
                c.triggerHook > 0 && a.trigger("shift", {
                    reason: "containerResize"
                })
            },
            b = r.extend(n.validate, {
                duration: function(e) {
                    if (r.type.String(e) && e.match(/^(\.|\d)*\d+%$/)) {
                        var t = parseFloat(e) / 100;
                        e = function() {
                            return i ? i.info("size") * t : 0
                        }
                    }
                    if (r.type.Function(e)) {
                        o = e;
                        try {
                            e = parseFloat(o())
                        } catch (t) {
                            e = -1
                        }
                    }
                    if (e = parseFloat(e), !r.type.Number(e) || e < 0) throw o ? (o = void 0, ['Invalid return value of supplied function for option "duration":', e]) : ['Invalid value for option "duration":', e];
                    return e
                }
            }),
            F = function(e) {
                (e = arguments.length ? [e] : Object.keys(b)).forEach(function(e, t) {
                    var n;
                    if (b[e]) try {
                        n = b[e](c[e])
                    } catch (t) {
                        n = s[e];
                        var o = r.type.String(t) ? [t] : t;
                        r.type.Array(o) ? (o[0] = "ERROR: " + o[0], o.unshift(1), v.apply(this, o)) : v(1, "ERROR: Problem executing validation callback for option '" + e + "':", t.message)
                    } finally {
                        c[e] = n
                    }
                })
            },
            T = function(e, t) {
                var n = !1,
                    r = c[e];
                return c[e] != t && (c[e] = t, F(e), n = r != c[e]), n
            },
            O = function(e) {
                a[e] || (a[e] = function(t) {
                    return arguments.length ? ("duration" === e && (o = void 0), T(e, t) && (a.trigger("change", {
                        what: e,
                        newval: c[e]
                    }), n.shifts.indexOf(e) > -1 && a.trigger("shift", {
                        reason: e
                    })), a) : c[e]
                })
            };
        this.controller = function() {
            return i
        }, this.state = function() {
            return u
        }, this.scrollOffset = function() {
            return d.start
        }, this.triggerPosition = function() {
            var e = c.offset;
            return i && (c.triggerElement ? e += p : e += i.info("size") * a.triggerHook()), e
        }, a.on("shift.internal", function(e) {
            var t = "duration" === e.reason;
            ("AFTER" === u && t || "DURING" === u && 0 === c.duration) && N(), t && C()
        }).on("progress.internal", function(e) {
            N()
        }).on("add.internal", function(e) {
            C()
        }).on("destroy.internal", function(e) {
            a.removePin(e.reset)
        });
        var N = function(e) {
                if (m && i) {
                    var t = i.info(),
                        n = w.spacer.firstChild;
                    if (e || "DURING" !== u) {
                        var o = {
                                position: w.inFlow ? "relative" : "absolute",
                                top: 0,
                                left: 0
                            },
                            l = r.css(n, "position") != o.position;
                        w.pushFollowers ? c.duration > 0 && ("AFTER" === u && 0 === parseFloat(r.css(w.spacer, "padding-top")) ? l = !0 : "BEFORE" === u && 0 === parseFloat(r.css(w.spacer, "padding-bottom")) && (l = !0)) : o[t.vertical ? "top" : "left"] = c.duration * f, r.css(n, o), l && C()
                    } else {
                        "fixed" != r.css(n, "position") && (r.css(n, {
                            position: "fixed"
                        }), C());
                        var s = r.get.offset(w.spacer, !0),
                            a = c.reverse || 0 === c.duration ? t.scrollPos - d.start : Math.round(f * c.duration * 10) / 10;
                        s[t.vertical ? "top" : "left"] += a, r.css(w.spacer.firstChild, {
                            top: s.top,
                            left: s.left
                        })
                    }
                }
            },
            C = function() {
                if (m && i && w.inFlow) {
                    var e = "DURING" === u,
                        t = i.info("vertical"),
                        n = w.spacer.firstChild,
                        o = r.isMarginCollapseType(r.css(w.spacer, "display")),
                        l = {};
                    w.relSize.width || w.relSize.autoFullWidth ? e ? r.css(m, {
                        width: r.get.width(w.spacer)
                    }) : r.css(m, {
                        width: "100%"
                    }) : (l["min-width"] = r.get.width(t ? m : n, !0, !0), l.width = e ? l["min-width"] : "auto"), w.relSize.height ? e ? r.css(m, {
                        height: r.get.height(w.spacer) - (w.pushFollowers ? c.duration : 0)
                    }) : r.css(m, {
                        height: "100%"
                    }) : (l["min-height"] = r.get.height(t ? n : m, !0, !o), l.height = e ? l["min-height"] : "auto"), w.pushFollowers && (l["padding" + (t ? "Top" : "Left")] = c.duration * f, l["padding" + (t ? "Bottom" : "Right")] = c.duration * (1 - f)), r.css(w.spacer, l)
                }
            },
            I = function() {
                i && m && "DURING" === u && !i.info("isDocument") && N()
            },
            x = function() {
                i && m && "DURING" === u && ((w.relSize.width || w.relSize.autoFullWidth) && r.get.width(window) != r.get.width(w.spacer.parentNode) || w.relSize.height && r.get.height(window) != r.get.height(w.spacer.parentNode)) && C()
            },
            A = function(e) {
                i && m && "DURING" === u && !i.info("isDocument") && (e.preventDefault(), i._setScrollPos(i.info("scrollPos") - ((e.wheelDelta || e[i.info("vertical") ? "wheelDeltaY" : "wheelDeltaX"]) / 3 || 30 * -e.detail)))
            };
        this.setPin = function(e, t) {
            if (t = r.extend({}, {
                    pushFollowers: !0,
                    spacerClass: "scrollmagic-pin-spacer"
                }, t), !(e = r.get.elements(e)[0])) return v(1, "ERROR calling method 'setPin()': Invalid pin element supplied."), a;
            if ("fixed" === r.css(e, "position")) return v(1, "ERROR calling method 'setPin()': Pin does not work with elements that are positioned 'fixed'."), a;
            if (m) {
                if (m === e) return a;
                a.removePin()
            }
            var n = (m = e).parentNode.style.display,
                o = ["top", "left", "bottom", "right", "margin", "marginLeft", "marginRight", "marginTop", "marginBottom"];
            m.parentNode.style.display = "none";
            var i = "absolute" != r.css(m, "position"),
                l = r.css(m, o.concat(["display"])),
                s = r.css(m, ["width", "height"]);
            m.parentNode.style.display = n, !i && t.pushFollowers && (v(2, "WARNING: If the pinned element is positioned absolutely pushFollowers will be disabled."), t.pushFollowers = !1), window.setTimeout(function() {
                m && 0 === c.duration && t.pushFollowers && v(2, "WARNING: pushFollowers =", !0, "has no effect, when scene duration is 0.")
            }, 0);
            var u = m.parentNode.insertBefore(document.createElement("div"), m),
                f = r.extend(l, {
                    position: i ? "relative" : "absolute",
                    boxSizing: "content-box",
                    mozBoxSizing: "content-box",
                    webkitBoxSizing: "content-box"
                });
            if (i || r.extend(f, r.css(m, ["width", "height"])), r.css(u, f), u.setAttribute("data-scrollmagic-pin-spacer", ""), r.addClass(u, t.spacerClass), w = {
                    spacer: u,
                    relSize: {
                        width: "%" === s.width.slice(-1),
                        height: "%" === s.height.slice(-1),
                        autoFullWidth: "auto" === s.width && i && r.isMarginCollapseType(l.display)
                    },
                    pushFollowers: t.pushFollowers,
                    inFlow: i
                }, !m.___origStyle) {
                m.___origStyle = {};
                var d = m.style;
                o.concat(["width", "height", "position", "boxSizing", "mozBoxSizing", "webkitBoxSizing"]).forEach(function(e) {
                    m.___origStyle[e] = d[e] || ""
                })
            }
            return w.relSize.width && r.css(u, {
                width: s.width
            }), w.relSize.height && r.css(u, {
                height: s.height
            }), u.appendChild(m), r.css(m, {
                position: i ? "relative" : "absolute",
                margin: "auto",
                top: "auto",
                left: "auto",
                bottom: "auto",
                right: "auto"
            }), (w.relSize.width || w.relSize.autoFullWidth) && r.css(m, {
                boxSizing: "border-box",
                mozBoxSizing: "border-box",
                webkitBoxSizing: "border-box"
            }), window.addEventListener("scroll", I), window.addEventListener("resize", I), window.addEventListener("resize", x), m.addEventListener("mousewheel", A), m.addEventListener("DOMMouseScroll", A), v(3, "added pin"), N(), a
        }, this.removePin = function(e) {
            if (m) {
                if ("DURING" === u && N(!0), e || !i) {
                    var t = w.spacer.firstChild;
                    if (t.hasAttribute("data-scrollmagic-pin-spacer")) {
                        var n = w.spacer.style,
                            o = {};
                        ["margin", "marginLeft", "marginRight", "marginTop", "marginBottom"].forEach(function(e) {
                            o[e] = n[e] || ""
                        }), r.css(t, o)
                    }
                    w.spacer.parentNode.insertBefore(t, w.spacer), w.spacer.parentNode.removeChild(w.spacer), m.parentNode.hasAttribute("data-scrollmagic-pin-spacer") || (r.css(m, m.___origStyle), delete m.___origStyle)
                }
                window.removeEventListener("scroll", I), window.removeEventListener("resize", I), window.removeEventListener("resize", x), m.removeEventListener("mousewheel", A), m.removeEventListener("DOMMouseScroll", A), m = void 0, v(3, "removed pin (reset: " + (e ? "true" : "false") + ")")
            }
            return a
        };
        var z, P = [];
        return a.on("destroy.internal", function(e) {
                a.removeClassToggle(e.reset)
            }), this.setClassToggle = function(e, t) {
                var n = r.get.elements(e);
                return 0 !== n.length && r.type.String(t) ? (P.length > 0 && a.removeClassToggle(), z = t, P = n, a.on("enter.internal_class leave.internal_class", function(e) {
                    var t = "enter" === e.type ? r.addClass : r.removeClass;
                    P.forEach(function(e, n) {
                        t(e, z)
                    })
                }), a) : (v(1, "ERROR calling method 'setClassToggle()': Invalid " + (0 === n.length ? "element" : "classes") + " supplied."), a)
            }, this.removeClassToggle = function(e) {
                return e && P.forEach(function(e, t) {
                    r.removeClass(e, z)
                }), a.off("start.internal_class end.internal_class"), z = void 0, P = [], a
            },
            function() {
                for (var e in c) s.hasOwnProperty(e) || (v(2, 'WARNING: Unknown option "' + e + '"'), delete c[e]);
                for (var t in s) O(t);
                F()
            }(), a
    };
    var n = {
        defaults: {
            duration: 0,
            offset: 0,
            triggerElement: void 0,
            triggerHook: .5,
            reverse: !0,
            loglevel: 2
        },
        validate: {
            offset: function(e) {
                if (e = parseFloat(e), !r.type.Number(e)) throw ['Invalid value for option "offset":', e];
                return e
            },
            triggerElement: function(e) {
                if (e = e || void 0) {
                    var t = r.get.elements(e)[0];
                    if (!t || !t.parentNode) throw ['Element defined in option "triggerElement" was not found:', e];
                    e = t
                }
                return e
            },
            triggerHook: function(e) {
                var t = {
                    onCenter: .5,
                    onEnter: 1,
                    onLeave: 0
                };
                if (r.type.Number(e)) e = Math.max(0, Math.min(parseFloat(e), 1));
                else {
                    if (!(e in t)) throw ['Invalid value for option "triggerHook": ', e];
                    e = t[e]
                }
                return e
            },
            reverse: function(e) {
                return !!e
            },
            loglevel: function(e) {
                if (e = parseInt(e), !r.type.Number(e) || e < 0 || e > 3) throw ['Invalid value for option "loglevel":', e];
                return e
            }
        },
        shifts: ["duration", "offset", "triggerHook"]
    };
    e.Scene.addOption = function(t, r, o, i) {
        t in n.defaults ? e._util.log(1, "[static] ScrollMagic.Scene -> Cannot add Scene option '" + t + "', because it already exists.") : (n.defaults[t] = r, n.validate[t] = o, i && n.shifts.push(t))
    }, e.Scene.extend = function(t) {
        var n = this;
        e.Scene = function() {
            return n.apply(this, arguments), this.$super = r.extend({}, this), t.apply(this, arguments) || this
        }, r.extend(e.Scene, n), e.Scene.prototype = n.prototype, e.Scene.prototype.constructor = e.Scene
    }, e.Event = function(e, t, n, r) {
        for (var o in r = r || {}) this[o] = r[o];
        return this.type = e, this.target = this.currentTarget = n, this.namespace = t || "", this.timeStamp = this.timestamp = Date.now(), this
    };
    var r = e._util = function(e) {
        var t, n = {},
            r = function(e) {
                return parseFloat(e) || 0
            },
            o = function(t) {
                return t.currentStyle ? t.currentStyle : e.getComputedStyle(t)
            },
            i = function(t, n, i, l) {
                if ((n = n === document ? e : n) === e) l = !1;
                else if (!g.DomElement(n)) return 0;
                t = t.charAt(0).toUpperCase() + t.substr(1).toLowerCase();
                var s = (i ? n["offset" + t] || n["outer" + t] : n["client" + t] || n["inner" + t]) || 0;
                if (i && l) {
                    var a = o(n);
                    s += "Height" === t ? r(a.marginTop) + r(a.marginBottom) : r(a.marginLeft) + r(a.marginRight)
                }
                return s
            },
            l = function(e) {
                return e.replace(/^[^a-z]+([a-z])/g, "$1").replace(/-([a-z])/g, function(e) {
                    return e[1].toUpperCase()
                })
            };
        n.extend = function(e) {
            for (e = e || {}, t = 1; t < arguments.length; t++)
                if (arguments[t])
                    for (var n in arguments[t]) arguments[t].hasOwnProperty(n) && (e[n] = arguments[t][n]);
            return e
        }, n.isMarginCollapseType = function(e) {
            return ["block", "flex", "list-item", "table", "-webkit-box"].indexOf(e) > -1
        };
        var s = 0,
            a = ["ms", "moz", "webkit", "o"],
            c = e.requestAnimationFrame,
            u = e.cancelAnimationFrame;
        for (t = 0; !c && t < a.length; ++t) c = e[a[t] + "RequestAnimationFrame"], u = e[a[t] + "CancelAnimationFrame"] || e[a[t] + "CancelRequestAnimationFrame"];
        c || (c = function(t) {
            var n = (new Date).getTime(),
                r = Math.max(0, 16 - (n - s)),
                o = e.setTimeout(function() {
                    t(n + r)
                }, r);
            return s = n + r, o
        }), u || (u = function(t) {
            e.clearTimeout(t)
        }), n.rAF = c.bind(e), n.cAF = u.bind(e);
        var f = ["error", "warn", "log"],
            d = e.console || {};
        for (d.log = d.log || function() {}, t = 0; t < f.length; t++) {
            var p = f[t];
            d[p] || (d[p] = d.log)
        }
        n.log = function(e) {
            (e > f.length || e <= 0) && (e = f.length);
            var t = new Date,
                n = ("0" + t.getHours()).slice(-2) + ":" + ("0" + t.getMinutes()).slice(-2) + ":" + ("0" + t.getSeconds()).slice(-2) + ":" + ("00" + t.getMilliseconds()).slice(-3),
                r = f[e - 1],
                o = Array.prototype.splice.call(arguments, 1),
                i = Function.prototype.bind.call(d[r], d);
            o.unshift(n), i.apply(d, o)
        };
        var g = n.type = function(e) {
            return Object.prototype.toString.call(e).replace(/^\[object (.+)\]$/, "$1").toLowerCase()
        };
        g.String = function(e) {
            return "string" === g(e)
        }, g.Function = function(e) {
            return "function" === g(e)
        }, g.Array = function(e) {
            return Array.isArray(e)
        }, g.Number = function(e) {
            return !g.Array(e) && e - parseFloat(e) + 1 >= 0
        }, g.DomElement = function(e) {
            return "object" == typeof HTMLElement ? e instanceof HTMLElement : e && "object" == typeof e && null !== e && 1 === e.nodeType && "string" == typeof e.nodeName
        };
        var h = n.get = {};
        return h.elements = function(t) {
            var n = [];
            if (g.String(t)) try {
                t = document.querySelectorAll(t)
            } catch (e) {
                return n
            }
            if ("nodelist" === g(t) || g.Array(t))
                for (var r = 0, o = n.length = t.length; r < o; r++) {
                    var i = t[r];
                    n[r] = g.DomElement(i) ? i : h.elements(i)
                } else(g.DomElement(t) || t === document || t === e) && (n = [t]);
            return n
        }, h.scrollTop = function(t) {
            return t && "number" == typeof t.scrollTop ? t.scrollTop : e.pageYOffset || 0
        }, h.scrollLeft = function(t) {
            return t && "number" == typeof t.scrollLeft ? t.scrollLeft : e.pageXOffset || 0
        }, h.width = function(e, t, n) {
            return i("width", e, t, n)
        }, h.height = function(e, t, n) {
            return i("height", e, t, n)
        }, h.offset = function(e, t) {
            var n = {
                top: 0,
                left: 0
            };
            if (e && e.getBoundingClientRect) {
                var r = e.getBoundingClientRect();
                n.top = r.top, n.left = r.left, t || (n.top += h.scrollTop(), n.left += h.scrollLeft())
            }
            return n
        }, n.addClass = function(e, t) {
            t && (e.classList ? e.classList.add(t) : e.className += " " + t)
        }, n.removeClass = function(e, t) {
            t && (e.classList ? e.classList.remove(t) : e.className = e.className.replace(new RegExp("(^|\\b)" + t.split(" ").join("|") + "(\\b|$)", "gi"), " "))
        }, n.css = function(e, t) {
            if (g.String(t)) return o(e)[l(t)];
            if (g.Array(t)) {
                var n = {},
                    r = o(e);
                return t.forEach(function(e, t) {
                    n[e] = r[l(e)]
                }), n
            }
            for (var i in t) {
                var s = t[i];
                s == parseFloat(s) && (s += "px"), e.style[l(i)] = s
            }
        }, n
    }(window || {});
    return e.Scene.prototype.addIndicators = function() {
        return e._util.log(1, "(ScrollMagic.Scene) -> ERROR calling addIndicators() due to missing Plugin 'debug.addIndicators'. Please make sure to include plugins/debug.addIndicators.js"), this
    }, e.Scene.prototype.removeIndicators = function() {
        return e._util.log(1, "(ScrollMagic.Scene) -> ERROR calling removeIndicators() due to missing Plugin 'debug.addIndicators'. Please make sure to include plugins/debug.addIndicators.js"), this
    }, e.Scene.prototype.setTween = function() {
        return e._util.log(1, "(ScrollMagic.Scene) -> ERROR calling setTween() due to missing Plugin 'animation.gsap'. Please make sure to include plugins/animation.gsap.js"), this
    }, e.Scene.prototype.removeTween = function() {
        return e._util.log(1, "(ScrollMagic.Scene) -> ERROR calling removeTween() due to missing Plugin 'animation.gsap'. Please make sure to include plugins/animation.gsap.js"), this
    }, e.Scene.prototype.setVelocity = function() {
        return e._util.log(1, "(ScrollMagic.Scene) -> ERROR calling setVelocity() due to missing Plugin 'animation.velocity'. Please make sure to include plugins/animation.velocity.js"), this
    }, e.Scene.prototype.removeVelocity = function() {
        return e._util.log(1, "(ScrollMagic.Scene) -> ERROR calling removeVelocity() due to missing Plugin 'animation.velocity'. Please make sure to include plugins/animation.velocity.js"), this
    }, e
});