diff --git a/src/view/game.rs b/src/view/game.rs
index 8758c8c..af07b1c 100644
--- a/src/view/game.rs
+++ b/src/view/game.rs
@@ -2,7 +2,7 @@ use bevy::prelude::*;
 use crate::grid::{Grid,GridElement};
 use crate::MAX_FLUID_AMOUNT;
 
-const FLUID_FULLNES_STAGES: usize = 7;
+const FLUID_FULLNES_STAGES: usize = 15;
 
 pub struct GameViewPlugin;
 
diff --git a/src/view/ui.rs b/src/view/ui.rs
index 1f5b140..7937664 100644
--- a/src/view/ui.rs
+++ b/src/view/ui.rs
@@ -14,7 +14,8 @@ impl Plugin for UIPlugin {
         app.add_plugins(FeathersPlugins)
             .insert_resource(UiTheme(create_dark_theme()))
             .add_systems(Startup, ui.spawn())
-            .add_systems(Update, count_water_amount);
+            .add_systems(Update, count_water_amount)
+            .add_systems(PostStartup, |mut commands: Commands, query: Query<Entity>| query.iter().for_each(|entity| commands.trigger(ReadyPlaceholder(entity)) ));
     }
 }
 
@@ -27,6 +28,9 @@ struct SpeedLabel;
 #[derive(Component, Clone, Default)]
 struct ToolLabel;
 
+#[derive(EntityEvent,Clone)]
+struct ReadyPlaceholder(Entity);
+
 const MAX_FREQUENCY: u32 = 512;
 const MIN_FREQUENCY: u32 = 1;
 
@@ -245,18 +249,27 @@ fn gravity_control() -> impl Scene {
             }
             on(|change: On<ValueChange<f32>>, mut gravity: ResMut<SimulationOptions>| {
                 gravity.gravity.x = change.value;
+            })
+            on(|change: On<ReadyPlaceholder>, mut commands: Commands, gravity: Res<SimulationOptions>| {
+                commands.trigger(UpdateNumberInput { entity: change.0, value: NumberInputValue::F32(gravity.gravity.x) });
             }),
             @FeathersNumberInput {
                 @label_text: "Y"
             }
             on(|change: On<ValueChange<f32>>, mut gravity: ResMut<SimulationOptions>| {
                 gravity.gravity.y = change.value;
+            })
+            on(|change: On<ReadyPlaceholder>, mut commands: Commands, gravity: Res<SimulationOptions>| {
+                commands.trigger(UpdateNumberInput { entity: change.0, value: NumberInputValue::F32(gravity.gravity.y) });
             }),
             @FeathersNumberInput {
                 @label_text: "Z"
             }
             on(|change: On<ValueChange<f32>>, mut gravity: ResMut<SimulationOptions>| {
                 gravity.gravity.z = change.value;
+            })
+            on(|change: On<ReadyPlaceholder>, mut commands: Commands, gravity: Res<SimulationOptions>| {
+                commands.trigger(UpdateNumberInput { entity: change.0, value: NumberInputValue::F32(gravity.gravity.z) });
             }),
         ]
     }