diff --git a/src/content/Content.h b/src/content/Content.h
index dc865ff2..9df2a04d 100644
--- a/src/content/Content.h
+++ b/src/content/Content.h
@@ -9,7 +9,7 @@
 #include <set>
 #include "../typedefs.h"
 
-typedef std::set<unsigned char> DrawGroups;
+using DrawGroups = std::set<unsigned char>;
 
 class Block;
 class ItemDef;
diff --git a/src/frontend/gui/GUI.cpp b/src/frontend/gui/GUI.cpp
index 2007d5c7..8f7118a0 100644
--- a/src/frontend/gui/GUI.cpp
+++ b/src/frontend/gui/GUI.cpp
@@ -13,16 +13,11 @@
 #include "../../window/input.h"
 #include "../../window/Camera.h"
 
-using glm::vec2;
-using glm::vec3;
-using std::string;
-using std::shared_ptr;
 using namespace gui;
 
 GUI::GUI() {
-    container = new Container(vec2(0, 0), vec2(1000));
-
-    uicamera = new Camera(vec3(), Window::height);
+    container = std::make_shared<Container>(glm::vec2(0, 0), glm::vec2(1000));
+    uicamera = std::make_unique<Camera>(glm::vec3(), Window::height);
 	uicamera->perspective = false;
 	uicamera->flipped = true;
 
@@ -32,8 +27,6 @@ GUI::GUI() {
 }
 
 GUI::~GUI() {
-    delete uicamera;
-    delete container;
 }
 
 std::shared_ptr<PagesControl> GUI::getMenu() {
@@ -85,7 +78,7 @@ void GUI::actMouse(float delta) {
 } 
 
 void GUI::act(float delta) {
-    container->setSize(vec2(Window::width, Window::height));
+    container->setSize(glm::vec2(Window::width, Window::height));
     container->act(delta);
     auto prevfocus = focus;
 
@@ -132,7 +125,7 @@ void GUI::draw(const GfxContext* pctx, Assets* assets) {
     container->draw(pctx, assets);
 }
 
-shared_ptr<UINode> GUI::getFocused() const {
+std::shared_ptr<UINode> GUI::getFocused() const {
     return focus;
 }
 
@@ -144,19 +137,19 @@ void GUI::addBack(std::shared_ptr<UINode> panel) {
     container->addBack(panel);
 }
 
-void GUI::add(shared_ptr<UINode> panel) {
+void GUI::add(std::shared_ptr<UINode> panel) {
     container->add(panel);
 }
 
-void GUI::remove(shared_ptr<UINode> panel) {
+void GUI::remove(std::shared_ptr<UINode> panel) {
     container->remove(panel);
 }
 
-void GUI::store(string name, shared_ptr<UINode> node) {
+void GUI::store(std::string name, std::shared_ptr<UINode> node) {
     storage[name] = node;
 }
 
-shared_ptr<UINode> GUI::get(string name) {
+std::shared_ptr<UINode> GUI::get(std::string name) {
     auto found = storage.find(name);
     if (found == storage.end()) {
         return nullptr;
@@ -164,11 +157,11 @@ shared_ptr<UINode> GUI::get(string name) {
     return found->second;
 }
 
-void GUI::remove(string name) {
+void GUI::remove(std::string name) {
     storage.erase(name);
 }
 
-void GUI::setFocus(shared_ptr<UINode> node) {
+void GUI::setFocus(std::shared_ptr<UINode> node) {
     if (focus) {
         focus->defocus();
     }
diff --git a/src/frontend/gui/GUI.h b/src/frontend/gui/GUI.h
index 6ff90b4a..17ddd493 100644
--- a/src/frontend/gui/GUI.h
+++ b/src/frontend/gui/GUI.h
@@ -49,13 +49,13 @@ namespace gui {
     class PagesControl;
 
     class GUI {
-        Container* container;
+        std::shared_ptr<Container> container;
         std::shared_ptr<UINode> hover = nullptr;
         std::shared_ptr<UINode> pressed = nullptr;
         std::shared_ptr<UINode> focus = nullptr;
         std::unordered_map<std::string, std::shared_ptr<UINode>> storage;
 
-        Camera* uicamera;
+        std::unique_ptr<Camera> uicamera;
         std::shared_ptr<PagesControl> menu;
         void actMouse(float delta);
     public:
diff --git a/src/frontend/gui/UINode.cpp b/src/frontend/gui/UINode.cpp
index ff4e16b6..653e0f97 100644
--- a/src/frontend/gui/UINode.cpp
+++ b/src/frontend/gui/UINode.cpp
@@ -88,6 +88,14 @@ void UINode::setInteractive(bool flag) {
     interactive = flag;
 }
 
+void UINode::setResizing(bool flag) {
+    resizing = flag;
+}
+
+bool UINode::isResizing() const {
+    return resizing;
+}
+
 vec2 UINode::calcCoord() const {
     if (parent) {
         return coord + parent->calcCoord() + parent->contentOffset();
diff --git a/src/frontend/gui/UINode.h b/src/frontend/gui/UINode.h
index 487deae1..630bb54b 100644
--- a/src/frontend/gui/UINode.h
+++ b/src/frontend/gui/UINode.h
@@ -13,12 +13,13 @@ namespace gui {
     class UINode;
     class GUI;
 
-    typedef std::function<void(GUI*)> onaction;
-    typedef std::function<void(GUI*, double)> onnumberchange;
+    using onaction = std::function<void(GUI*)>;
+    using onnumberchange = std::function<void(GUI*, double)>;
     
     enum class Align {
         left, center, right
     };
+
     class UINode {
     protected:
         glm::vec2 coord;
@@ -31,6 +32,7 @@ namespace gui {
         bool pressed = false;
         bool focused = false;
         bool interactive = true;
+        bool resizing = true;
         Align align = Align::left;
         UINode* parent = nullptr;
         UINode(glm::vec2 coord, glm::vec2 size);
@@ -96,6 +98,9 @@ namespace gui {
         /* Make the element opaque (true) or transparent (false) for cursor */
         virtual void setInteractive(bool flag);
 
+        virtual void setResizing(bool flag);
+        virtual bool isResizing() const;
+
         /* Get inner content offset. Used for scroll */
         virtual glm::vec2 contentOffset() {return glm::vec2(0.0f);};
         /* Calculate screen position of the element */
diff --git a/src/frontend/gui/controls.cpp b/src/frontend/gui/controls.cpp
index 979ae935..7687a667 100644
--- a/src/frontend/gui/controls.cpp
+++ b/src/frontend/gui/controls.cpp
@@ -49,11 +49,19 @@ void Label::draw(const GfxContext* pctx, Assets* assets) {
     Font* font = assets->getFont(fontName_);
     vec2 size = getSize();
     vec2 newsize = vec2(font->calcWidth(text), font->lineHeight());
-    if (newsize.x > size.x) {
-        setSize(newsize);
-        size = newsize;
-    }
+
     vec2 coord = calcCoord();
+    switch (align) {
+        case Align::left:
+            break;
+        case Align::center:
+            coord.x += (size.x-newsize.x)*0.5f;
+            break;
+        case Align::right:
+            coord.x += size.x-newsize.x;
+            break;
+    }
+
     font->draw(batch, text, coord.x, coord.y);
 }
 
@@ -62,10 +70,6 @@ Label* Label::textSupplier(wstringsupplier supplier) {
     return this;
 }
 
-void Label::setSize(vec2 sizenew) {
-    UINode::setSize(vec2(UINode::getSize().x, sizenew.y));
-}
-
 // ================================= Image ====================================
 Image::Image(std::string texture, vec2 size) : UINode(vec2(), size), texture(texture) {
     setInteractive(false);
@@ -92,9 +96,19 @@ Button::Button(std::shared_ptr<UINode> content, glm::vec4 padding)
     setHoverColor(glm::vec4(0.05f, 0.1f, 0.15f, 0.75f));
 }
 
-Button::Button(std::wstring text, glm::vec4 padding, onaction action) 
- : Panel(vec2(32,32), padding, 0) 
+Button::Button(
+    std::wstring text, 
+    vec4 padding, 
+    onaction action,
+    vec2 size
+) : Panel(size, padding, 0) 
 {
+    size = vec2(
+        glm::max(padding.x + padding.z + text.length()*8, size.x),
+        glm::max(padding.y + padding.w + 16, size.y)
+    );
+    setSize(size);
+
     if (action) {
         listenAction(action);
     }
@@ -102,6 +116,7 @@ Button::Button(std::wstring text, glm::vec4 padding, onaction action)
 
     label = std::make_shared<Label>(text);
     label->setAlign(Align::center);
+    label->setSize(size-vec2(padding.z+padding.x, padding.w+padding.y));
     add(label);
     setHoverColor(glm::vec4(0.05f, 0.1f, 0.15f, 0.75f));
 }
@@ -188,7 +203,7 @@ void RichButton::drawBackground(const GfxContext* pctx, Assets* assets) {
 
 // ================================ TextBox ===================================
 TextBox::TextBox(std::wstring placeholder, vec4 padding) 
-    : Panel(vec2(200,32), padding, 0, false), 
+    : Panel(vec2(200,32), padding, 0), 
       input(L""),
       placeholder(placeholder) {
     label = std::make_shared<Label>(L"");
@@ -312,7 +327,7 @@ void TextBox::text(std::wstring value) {
 
 // ============================== InputBindBox ================================
 InputBindBox::InputBindBox(Binding& binding, vec4 padding) 
-    : Panel(vec2(100,32), padding, 0, false),
+    : Panel(vec2(100,32), padding, 0),
       binding(binding) {
     label = std::make_shared<Label>(L"");
     add(label);
@@ -437,7 +452,7 @@ FullCheckBox::FullCheckBox(std::wstring text, glm::vec2 size, bool checked)
     : Panel(size), 
       checkbox(std::make_shared<CheckBox>(checked)){
     setColor(vec4(0.0f));
-    orientation(Orientation::horizontal);
+    setOrientation(Orientation::horizontal);
 
     add(checkbox);
 
diff --git a/src/frontend/gui/controls.h b/src/frontend/gui/controls.h
index 73cf1e62..edb2e497 100644
--- a/src/frontend/gui/controls.h
+++ b/src/frontend/gui/controls.h
@@ -17,16 +17,16 @@ class Batch2D;
 class Assets;
 
 namespace gui {
-    typedef std::function<std::wstring()> wstringsupplier;
-    typedef std::function<void(std::wstring)> wstringconsumer;
+    using wstringsupplier = std::function<std::wstring()>;
+    using wstringconsumer = std::function<void(std::wstring)>;
 
-    typedef std::function<double()> doublesupplier;
-    typedef std::function<void(double)> doubleconsumer;
+    using doublesupplier = std::function<double()>;
+    using doubleconsumer = std::function<void(double)>;
 
-    typedef std::function<bool()> boolsupplier;
-    typedef std::function<void(bool)> boolconsumer;
+    using boolsupplier = std::function<bool()>;
+    using boolconsumer = std::function<void(bool)>;
 
-    typedef std::function<bool(const std::wstring&)> wstringchecker;
+    using wstringchecker = std::function<bool(const std::wstring&)>;
 
     class Label : public UINode {
     protected:
@@ -43,7 +43,6 @@ namespace gui {
         virtual void draw(const GfxContext* pctx, Assets* assets) override;
 
         virtual Label* textSupplier(wstringsupplier supplier);
-        virtual void setSize(glm::vec2 size) override;
     };
 
     class Image : public UINode {
@@ -66,7 +65,8 @@ namespace gui {
                
         Button(std::wstring text, 
                glm::vec4 padding,
-               onaction action);
+               onaction action,
+               glm::vec2 size=glm::vec2(-1));
 
         virtual void drawBackground(const GfxContext* pctx, Assets* assets) override;
 
@@ -85,7 +85,6 @@ namespace gui {
 
     class RichButton : public Container {
     protected:
-        
         glm::vec4 pressedColor {0.0f, 0.0f, 0.0f, 0.95f};
         std::vector<onaction> actions;
     public:
diff --git a/src/frontend/gui/panels.cpp b/src/frontend/gui/panels.cpp
index 92c32168..26aeb41d 100644
--- a/src/frontend/gui/panels.cpp
+++ b/src/frontend/gui/panels.cpp
@@ -139,23 +139,27 @@ void Container::listenInterval(float interval, ontimeout callback, int repeat) {
     intervalEvents.push_back({callback, interval, 0.0f, repeat});
 }
 
-Panel::Panel(vec2 size, glm::vec4 padding, float interval, bool resizing)
+void Container::setSize(glm::vec2 size) {
+    UINode::setSize(size);
+    refresh();
+}
+
+Panel::Panel(vec2 size, glm::vec4 padding, float interval)
     : Container(vec2(), size), 
       padding(padding), 
-      interval(interval), 
-      resizing_(resizing) {
+      interval(interval) {
     setColor(vec4(0.0f, 0.0f, 0.0f, 0.75f));
 }
 
 Panel::~Panel() {
 }
 
-void Panel::maxLength(int value) {
-    maxLength_ = value;
+void Panel::setMaxLength(int value) {
+    maxLength = value;
 }
 
-int Panel::maxLength() const {
-    return maxLength_;
+int Panel::getMaxLength() const {
+    return maxLength;
 }
 
 void Panel::setPadding(glm::vec4 padding) {
@@ -166,43 +170,42 @@ glm::vec4 Panel::getPadding() const {
     return padding;
 }
 
+void Panel::cropToContent() {
+    if (maxLength > 0.0f) {
+        setSize(vec2(getSize().x, glm::min(maxLength, actualLength)));
+    } else {
+        setSize(vec2(getSize().x, actualLength));
+    }
+}
+
+void Panel::add(std::shared_ptr<UINode> node) {
+    Container::add(node);
+    refresh();
+    cropToContent();
+}
+
 void Panel::refresh() {
     float x = padding.x;
     float y = padding.y;
     vec2 size = getSize();
-    if (orientation_ == Orientation::vertical) {
+    if (orientation == Orientation::vertical) {
         float maxw = size.x;
         for (auto& node : nodes) {
             vec2 nodesize = node->getSize();
             const vec4 margin = node->getMargin();
             y += margin.y;
             
-            float ex;
-            float spacex = size.x - margin.z - padding.z;
-            switch (node->getAlign()) {
-                case Align::center:
-                    ex = x + fmax(0.0f, spacex - nodesize.x) / 2.0f;
-                    break;
-                case Align::right:
-                    ex = x + spacex - nodesize.x;
-                    break;
-                default:
-                    ex = x + margin.x;
-            }
+            float ex = x + margin.x;
             node->setCoord(vec2(ex, y));
             y += nodesize.y + margin.w + interval;
 
             float width = size.x - padding.x - padding.z - margin.x - margin.z;
-            node->setSize(vec2(width, nodesize.y));;
+            if (node->isResizing()) {
+                node->setSize(vec2(width, nodesize.y));
+            }
             node->refresh();
             maxw = fmax(maxw, ex+node->getSize().x+margin.z+padding.z);
         }
-        if (resizing_) {
-            if (maxLength_)
-                setSize(vec2(size.x, glm::min(maxLength_, (int)(y+padding.w))));
-            else
-                setSize(vec2(size.x, y+padding.w));
-        }
         actualLength = y + padding.w;
     } else {
         float maxh = size.y;
@@ -216,22 +219,16 @@ void Panel::refresh() {
             node->refresh();
             maxh = fmax(maxh, y+margin.y+node->getSize().y+margin.w+padding.w);
         }
-        if (resizing_) {
-            if (maxLength_)
-                setSize(vec2(glm::min(maxLength_, (int)(x+padding.z)), size.y));
-            else
-                setSize(vec2(x+padding.z, size.y));
-        }
         actualLength = size.y;
     }
 }
 
-void Panel::orientation(Orientation orientation) {
-    this->orientation_ = orientation;
+void Panel::setOrientation(Orientation orientation) {
+    this->orientation = orientation;
 }
 
-Orientation Panel::orientation() const {
-    return orientation_;
+Orientation Panel::getOrientation() const {
+    return orientation;
 }
 
 PagesControl::PagesControl() : Container(vec2(), vec2(1)){
diff --git a/src/frontend/gui/panels.h b/src/frontend/gui/panels.h
index 9ffce89a..95316fb7 100644
--- a/src/frontend/gui/panels.h
+++ b/src/frontend/gui/panels.h
@@ -12,7 +12,8 @@ class Batch2D;
 class Assets;
 
 namespace gui {
-    typedef std::function<void()> ontimeout;
+    using ontimeout = std::function<void()>;
+
     struct IntervalEvent {
         ontimeout callback;
         float interval;
@@ -45,31 +46,34 @@ namespace gui {
         virtual void scrollable(bool flag);
         void listenInterval(float interval, ontimeout callback, int repeat=-1);
         virtual glm::vec2 contentOffset() override {return glm::vec2(0.0f, scroll);};
+        virtual void setSize(glm::vec2 size);
     };
 
     class Panel : public Container {
     protected:
-        Orientation orientation_ = Orientation::vertical;
+        Orientation orientation = Orientation::vertical;
         glm::vec4 padding {2.0f};
         float interval = 2.0f;
-        bool resizing_;
-        int maxLength_ = 0;
+        int maxLength = 0;
     public:
         Panel(
             glm::vec2 size, 
             glm::vec4 padding=glm::vec4(2.0f), 
-            float interval=2.0f, 
-            bool resizing=true
+            float interval=2.0f
         );
         virtual ~Panel();
 
-        virtual void orientation(Orientation orientation);
-        Orientation orientation() const;
+        virtual void cropToContent();
+
+        virtual void setOrientation(Orientation orientation);
+        Orientation getOrientation() const;
+
+        virtual void add(std::shared_ptr<UINode> node) override;
 
         virtual void refresh() override;
 
-        virtual void maxLength(int value);
-        int maxLength() const;
+        virtual void setMaxLength(int value);
+        int getMaxLength() const;
 
         virtual void setPadding(glm::vec4 padding);
         glm::vec4 getPadding() const;
diff --git a/src/frontend/hud.cpp b/src/frontend/hud.cpp
index d4219d19..2211cd61 100644
--- a/src/frontend/hud.cpp
+++ b/src/frontend/hud.cpp
@@ -98,7 +98,7 @@ std::shared_ptr<UINode> HudRenderer::createDebugPanel(Engine* engine) {
 
     for (int ax = 0; ax < 3; ax++){
         auto sub = std::make_shared<Panel>(vec2(10, 27), vec4(0.0f));
-        sub->orientation(Orientation::horizontal);
+        sub->setOrientation(Orientation::horizontal);
 
         std::wstring str = L"x: ";
         str[0] += ax;
diff --git a/src/frontend/menu.cpp b/src/frontend/menu.cpp
index c76b10ad..ed74fcd4 100644
--- a/src/frontend/menu.cpp
+++ b/src/frontend/menu.cpp
@@ -72,8 +72,8 @@ static std::shared_ptr<Panel> create_page(
 
 static std::shared_ptr<Button> create_button(
     std::wstring text, 
-    glm::vec4 padding, 
-    glm::vec4 margin, 
+    vec4 padding, 
+    vec4 margin, 
     gui::onaction action
 ) {
     auto btn = std::make_shared<Button>(
@@ -100,7 +100,7 @@ static void show_content_missing(
     for (auto& entry : lut->getMissingContent()) {
         auto hpanel = std::make_shared<Panel>(vec2(500, 30));
         hpanel->setColor(vec4(0.0f));
-        hpanel->orientation(Orientation::horizontal);
+        hpanel->setOrientation(Orientation::horizontal);
         
         auto namelabel = std::make_shared<Label>(util::str2wstr_utf8(entry.name));
         namelabel->setColor(vec4(1.0f, 0.2f, 0.2f, 0.5f));
@@ -112,7 +112,7 @@ static void show_content_missing(
         hpanel->add(namelabel);
         subpanel->add(hpanel);
     }
-    subpanel->maxLength(400);
+    subpanel->setMaxLength(400);
     panel->add(subpanel);
 
     panel->add(std::make_shared<Button>(
@@ -213,7 +213,7 @@ void open_world(std::string name, Engine* engine) {
 std::shared_ptr<Panel> create_worlds_panel(Engine* engine) {
     auto panel = std::make_shared<Panel>(vec2(390, 200), vec4(5.0f));
     panel->setColor(vec4(1.0f, 1.0f, 1.0f, 0.07f));
-    panel->maxLength(400);
+    panel->setMaxLength(400);
 
     auto paths = engine->getPaths();
 
@@ -277,7 +277,7 @@ std::shared_ptr<Panel> create_packs_panel(
     auto assets = engine->getAssets();
     auto panel = std::make_shared<Panel>(vec2(PACKS_PANEL_WIDTH, 200), vec4(5.0f));
     panel->setColor(vec4(1.0f, 1.0f, 1.0f, 0.07f));
-    panel->maxLength(400);
+    panel->setMaxLength(400);
     panel->scrollable(true);
 
     for (auto& pack : packs) {
@@ -314,7 +314,7 @@ std::shared_ptr<Panel> create_packs_panel(
         descriptionlabel->setColor(vec4(1, 1, 1, 0.7f));
         packpanel->add(descriptionlabel, vec2(80, 28));
 
-        packpanel->add(std::make_shared<Image>(icon, glm::vec2(64)), vec2(8));
+        packpanel->add(std::make_shared<Image>(icon, vec2(64)), vec2(8));
 
         packpanel->setColor(vec4(0.06f, 0.12f, 0.18f, 0.7f));
         panel->add(packpanel);
@@ -479,13 +479,13 @@ void create_controls_panel(Engine* engine) {
 
     auto scrollPanel = std::make_shared<Panel>(vec2(400, 200), vec4(2.0f), 1.0f);
     scrollPanel->setColor(vec4(0.0f, 0.0f, 0.0f, 0.3f));
-    scrollPanel->maxLength(400);
+    scrollPanel->setMaxLength(400);
     for (auto& entry : Events::bindings){
         std::string bindname = entry.first;
         
         auto subpanel = std::make_shared<Panel>(vec2(400, 40), vec4(5.0f), 1.0f);
         subpanel->setColor(vec4(0.0f));
-        subpanel->orientation(Orientation::horizontal);
+        subpanel->setOrientation(Orientation::horizontal);
         subpanel->add(std::make_shared<InputBindBox>(entry.second));
 
         auto label = std::make_shared<Label>(langs::get(util::str2wstr_utf8(bindname)));
diff --git a/src/typedefs.h b/src/typedefs.h
index 7a0fd0f0..d04d4504 100644
--- a/src/typedefs.h
+++ b/src/typedefs.h
@@ -4,18 +4,17 @@
 #include <stdlib.h>
 #include <stdint.h>
 
-typedef unsigned int uint;
+using uint = unsigned int;
 
 // use for bytes arrays
-typedef uint8_t ubyte;
+using ubyte = uint8_t;
 
 // content indices
-typedef uint32_t itemid_t;
-typedef uint16_t blockid_t;
+using itemid_t = uint32_t;
+using blockid_t = uint16_t;
 
-typedef uint32_t itemcount_t;
-
-typedef uint16_t blockstate_t;
-typedef uint16_t light_t;
+using itemcount_t = uint32_t;
+using blockstate_t = uint16_t;
+using light_t = uint16_t;
 
 #endif