diff --git a/violet-core/src/layout/flow.rs b/violet-core/src/layout/flow.rs
index 6054b13..235882e 100644
--- a/violet-core/src/layout/flow.rs
+++ b/violet-core/src/layout/flow.rs
@@ -2,7 +2,6 @@ use std::sync::Arc;
 
 use flax::{Entity, EntityRef, World};
 use glam::{vec2, BVec2, Vec2};
-use image::imageops::colorops::contrast_in_place;
 use itertools::Itertools;
 
 use super::{
diff --git a/violet-core/src/state/transform.rs b/violet-core/src/state/transform.rs
index c6c4d8e..b7813d6 100644
--- a/violet-core/src/state/transform.rs
+++ b/violet-core/src/state/transform.rs
@@ -2,7 +2,7 @@ use std::{marker::PhantomData, sync::Arc};
 
 use futures::StreamExt;
 
-use super::{State, StateMut, StateOwned, StateSink, StateStream, StateStreamRef};
+use super::{State, StateMut, StateOwned, StateSink, StateStream};
 
 pub struct Transform<C, U, F, G> {
     inner: C,
diff --git a/violet-core/src/widget/interactive/button.rs b/violet-core/src/widget/interactive/button.rs
index 9efef8a..86f6122 100644
--- a/violet-core/src/widget/interactive/button.rs
+++ b/violet-core/src/widget/interactive/button.rs
@@ -1,12 +1,9 @@
-use flax::{component::ComponentValue, EntityRef};
+use flax::EntityRef;
 use palette::Srgba;
-use winit::{
-    event::{ElementState, MouseButton},
-    platform::pump_events::EventLoopExtPumpEvents,
-};
+use winit::event::{ElementState, MouseButton};
 
 use crate::{
-    components::{self, color, widget_corner_radius},
+    components::{self},
     input::{focusable, on_mouse_input},
     layout::Align,
     scope::ScopeRef,
@@ -195,7 +192,7 @@ impl<W: Widget> Widget for Button<W> {
 
         let pressed = self.style.pressed.resolve(&stylesheet);
         let normal = self.style.normal.resolve(&stylesheet);
-        let hover = self.style.hover.resolve(&stylesheet);
+        let _hover = self.style.hover.resolve(&stylesheet);
 
         let mut is_pressed = false;
 
@@ -275,7 +272,7 @@ impl<W: Widget> Widget for Checkbox<W> {
 
         let pressed = self.style.pressed.resolve(&stylesheet);
         let normal = self.style.normal.resolve(&stylesheet);
-        let hover = self.style.hover.resolve(&stylesheet);
+        let _hover = self.style.hover.resolve(&stylesheet);
 
         let content = scope.attach(self.label);
 
@@ -368,7 +365,7 @@ impl<W: Widget> Widget for Radio<W> {
 
         let pressed = self.style.pressed.resolve(&stylesheet);
         let normal = self.style.normal.resolve(&stylesheet);
-        let hover = self.style.hover.resolve(&stylesheet);
+        let _hover = self.style.hover.resolve(&stylesheet);
 
         let content = scope.attach(self.label);
 
diff --git a/violet-core/src/widget/interactive/input.rs b/violet-core/src/widget/interactive/input.rs
index 61de72b..325dc49 100644
--- a/violet-core/src/widget/interactive/input.rs
+++ b/violet-core/src/widget/interactive/input.rs
@@ -13,7 +13,7 @@ use winit::{
 };
 
 use crate::{
-    components::{self, screen_transform, widget_corner_radius},
+    components::{self, screen_transform},
     editor::{CursorMove, EditAction, EditorAction, TextChange, TextEditor},
     input::{
         focusable, keep_focus, on_cursor_move, on_focus, on_keyboard_input, on_mouse_input,