diff --git a/source/Genus/GenusModel.cpp b/source/Genus/GenusModel.cpp
index fa42e5c..4943bd7 100644
--- a/source/Genus/GenusModel.cpp
+++ b/source/Genus/GenusModel.cpp
@@ -19,85 +19,85 @@ int GenusModel::columnCount(const QModelIndex &parent) const
 
 QVariant GenusModel::data(const QModelIndex &index, int role) const
 {
-    if (!isValidIndex(index))
-    {
-        return {};
-    }
+	if (!isValidIndex(index))
+	{
+		return {};
+	}
 
-    try
-    {
-        auto &item = getItem(index);
+	try
+	{
+		auto &item = getItem(index);
 
-        if (role == Qt::DisplayRole)
-        {
-            return item.getText().c_str();
-        }
+		if (role == Qt::DisplayRole)
+		{
+			return item.getText().c_str();
+		}
 
-        if (role == Qt::CheckStateRole)
-        {
-            return item.isChecked() ? Qt::Checked : Qt::Unchecked;
-        }
-    }
-    catch (std::runtime_error &e)
-    {
-        qDebug() << "GenusModel::data" << index << e.what();
-    }
+		if (role == Qt::CheckStateRole)
+		{
+			return item.isChecked() ? Qt::Checked : Qt::Unchecked;
+		}
+	}
+	catch (std::runtime_error &e)
+	{
+		qDebug() << "GenusModel::data" << index << e.what();
+	}
 
-    return {};
+	return {};
 }
 
 Qt::ItemFlags GenusModel::flags(const QModelIndex &index) const
 {
-    if (isValidIndex(index))
-    {
-        return Qt::ItemIsEnabled | Qt::ItemIsUserCheckable;
-    }
+	if (isValidIndex(index))
+	{
+		return Qt::ItemIsEnabled | Qt::ItemIsUserCheckable;
+	}
 
-    return Qt::NoItemFlags;
+	return Qt::NoItemFlags;
 }
 
 bool GenusModel::setData(
 	const QModelIndex &index, const QVariant &value, int role)
 {
-    if (!isValidIndex(index))
-    {
-        return false;
-    }
+	if (!isValidIndex(index))
+	{
+		return false;
+	}
 
-    try
-    {
-        if (role == Qt::CheckStateRole)
-        {
-            auto &item = getItem(index);
-            item.setState(value.toBool());
-            return true;
-        }
-    }
-    catch (std::runtime_error &e)
-    {
-        qDebug() << "GenusModel::setData" << index << e.what();
-    }
+	try
+	{
+		if (role == Qt::CheckStateRole)
+		{
+			auto &item = getItem(index);
+			item.setState(value.toBool());
+			return true;
+		}
+	}
+	catch (std::runtime_error &e)
+	{
+		qDebug() << "GenusModel::setData" << index << e.what();
+	}
 
-    return false;
+	return false;
 }
 
 QVariant GenusModel::headerData(
 	int section, Qt::Orientation orientation, int role) const
 {
-    if (role == Qt::DisplayRole && orientation == Qt::Vertical)
-    {
-        switch (section)
-        {
-            case 0:
-                return "Tiere";
-            case 1:
-                return "Futter";
-            case 2:
-                return "Zirkus";
-            default:
-                return {};
-        }
-    }
+	if (role == Qt::DisplayRole && orientation == Qt::Vertical)
+	{
+		switch (section)
+		{
+			case 0:
+				return "Tiere";
+			case 1:
+				return "Futter";
+			case 2:
+				return "Zirkus";
+			default:
+				return {};
+		}
+	}
 
 	return {};
 }
@@ -112,73 +112,74 @@ void GenusModel::read(const QJsonObject &json)
 
 bool GenusModel::isValidIndex(const QModelIndex &index) const
 {
-    switch (index.row())
-    {
-    case 0:
-        return m_tiere.find(index.column()) != m_tiere.end();
-    case 1:
-        return m_futter.find(index.column()) != m_futter.end();
-    case 2:
-        return m_zirkus.find(index.column()) != m_zirkus.end();
-    default:
-        return false;
-    }
+	switch (index.row())
+	{
+		case 0:
+			return m_tiere.find(index.column()) != m_tiere.end();
+		case 1:
+			return m_futter.find(index.column()) != m_futter.end();
+		case 2:
+			return m_zirkus.find(index.column()) != m_zirkus.end();
+		default:
+			return false;
+	}
 }
 
 GenusModel::CheckableItems &GenusModel::getItems(const QModelIndex &index)
 {
-    switch (index.row())
-    {
-    case 0:
-        return m_tiere;
-    case 1:
-        return m_futter;
-    case 2:
-        return m_zirkus;
-    default:
-        break;
-    }
+	switch (index.row())
+	{
+		case 0:
+			return m_tiere;
+		case 1:
+			return m_futter;
+		case 2:
+			return m_zirkus;
+		default:
+			break;
+	}
 
-    throw std::runtime_error("invalid index");
+	throw std::runtime_error("invalid index");
 }
 
-const GenusModel::CheckableItems &GenusModel::getItems(const QModelIndex &index) const
+const GenusModel::CheckableItems &GenusModel::getItems(
+	const QModelIndex &index) const
 {
-    switch (index.row())
-    {
-    case 0:
-        return m_tiere;
-    case 1:
-        return m_futter;
-    case 2:
-        return m_zirkus;
-    default:
-        break;
-    }
+	switch (index.row())
+	{
+		case 0:
+			return m_tiere;
+		case 1:
+			return m_futter;
+		case 2:
+			return m_zirkus;
+		default:
+			break;
+	}
 
-    throw std::runtime_error("invalid index");
+	throw std::runtime_error("invalid index");
 }
 
 CheckableItem &GenusModel::getItem(const QModelIndex &index)
 {
-    auto &items = getItems(index);
-    auto entry = items.find(index.column());
-    if (entry != items.end())
-    {
-        return entry->second;
-    }
+	auto &items = getItems(index);
+	auto entry = items.find(index.column());
+	if (entry != items.end())
+	{
+		return entry->second;
+	}
 
-    throw std::runtime_error("invalid index");
+	throw std::runtime_error("invalid index");
 }
 
 const CheckableItem &GenusModel::getItem(const QModelIndex &index) const
 {
-    auto &items = getItems(index);
-    auto entry = items.find(index.column());
-    if (entry != items.end())
-    {
-        return entry->second;
-    }
+	auto &items = getItems(index);
+	auto entry = items.find(index.column());
+	if (entry != items.end())
+	{
+		return entry->second;
+	}
 
-    throw std::runtime_error("invalid index");
+	throw std::runtime_error("invalid index");
 }
diff --git a/source/Genus/GenusModel.h b/source/Genus/GenusModel.h
index 930034f..fd11b8c 100644
--- a/source/Genus/GenusModel.h
+++ b/source/Genus/GenusModel.h
@@ -5,29 +5,29 @@
 class CheckableItem
 {
 private:
-    bool m_checked = false;
-    std::string m_text;
+	bool m_checked = false;
+	std::string m_text;
 
 public:
-    CheckableItem(const std::string &text)
-        : m_text(text)
-    {
-    }
+	CheckableItem(const std::string &text)
+		: m_text(text)
+	{
+	}
 
-    std::string getText() const
-    {
-        return m_text;
-    }
+	std::string getText() const
+	{
+		return m_text;
+	}
 
-    bool isChecked() const
-    {
-        return m_checked;
-    }
+	bool isChecked() const
+	{
+		return m_checked;
+	}
 
-    void setState(bool checked)
-    {
-        m_checked = checked;
-    }
+	void setState(bool checked)
+	{
+		m_checked = checked;
+	}
 };
 
 #include <QAbstractTableModel>
@@ -38,39 +38,18 @@ class GenusModel : public QAbstractTableModel
 	Q_OBJECT
 
 private:
-    using CheckableItems = std::map<size_t, CheckableItem>;
+	using CheckableItems = std::map<size_t, CheckableItem>;
 
-    CheckableItems m_tiere =
-    {
-        {0, {"Tiger"}},
-        {1, {"Bär"}},
-        {2, {"Katze"}},
-        {3, {"Pferd"}},
-        {4, {"Gans"}},
-        {5, {"Elefant"}},
-        {6, {"Katze"}},
-        {7, {"Hund"}}
-    };
+	CheckableItems m_tiere = {{0, {"Tiger"}}, {1, {"Bär"}}, {2, {"Katze"}},
+		{3, {"Pferd"}}, {4, {"Gans"}}, {5, {"Elefant"}}, {6, {"Katze"}},
+		{7, {"Hund"}}};
 
-    CheckableItems m_futter =
-    {
-        {0, {"Salat"}},
-        {1, {"Fleisch"}},
-        {2, {"Knocken"}},
-        {3, {"Banane"}},
-        {4, {"Apfel"}},
-        {5, {"Möhre"}},
-        {6, {"Honig"}},
-        {7, {"Zucker"}}
-    };
+	CheckableItems m_futter = {{0, {"Salat"}}, {1, {"Fleisch"}},
+		{2, {"Knocken"}}, {3, {"Banane"}}, {4, {"Apfel"}}, {5, {"Möhre"}},
+		{6, {"Honig"}}, {7, {"Zucker"}}};
 
-    CheckableItems m_zirkus =
-    {
-        {0, {"Kiste"}},
-        {1, {"Holz"}},
-        {2, {"Vorhang"}},
-        {3, {"Baum"}}
-    };
+	CheckableItems m_zirkus = {
+		{0, {"Kiste"}}, {1, {"Holz"}}, {2, {"Vorhang"}}, {3, {"Baum"}}};
 
 public:
 	GenusModel(QObject *parent);
@@ -89,12 +68,11 @@ public:
 	void read(const QJsonObject &json);
 
 private:
-    bool isValidIndex(const QModelIndex &index) const;
+	bool isValidIndex(const QModelIndex &index) const;
 
-    CheckableItems &getItems(const QModelIndex &index);
-    const CheckableItems &getItems(const QModelIndex &index) const;
+	CheckableItems &getItems(const QModelIndex &index);
+	const CheckableItems &getItems(const QModelIndex &index) const;
 
-    CheckableItem &getItem(const QModelIndex &index);
-    const CheckableItem &getItem(const QModelIndex &index) const;
+	CheckableItem &getItem(const QModelIndex &index);
+	const CheckableItem &getItem(const QModelIndex &index) const;
 };
-
diff --git a/source/Genus/GenusWidget.h b/source/Genus/GenusWidget.h
index a6aa65b..f5212fc 100644
--- a/source/Genus/GenusWidget.h
+++ b/source/Genus/GenusWidget.h
@@ -5,7 +5,7 @@
 class GenusModel;
 
 namespace Ui {
-	class GenusWidget;
+class GenusWidget;
 };
 
 class GenusWidget : public QWidget