diff --git a/build.rs b/build.rs
index 9bc3037..ce86137 100644
--- a/build.rs
+++ b/build.rs
@@ -1,3 +1,6 @@
 fn main() {
-    slint_build::compile("ui/app-window.slint").expect("Slint build failed");
+    let config = slint_build::CompilerConfiguration::new()
+        .with_style("cosmic".into());
+
+    slint_build::compile_with_config("ui/app-window.slint", config).expect("Slint build failed");
 }
diff --git a/src/main.rs b/src/main.rs
index f466a39..dd5c9a3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -8,9 +8,6 @@ use chrono::{Datelike, Timelike};
 use slint::{Color, Model, ModelRc, SharedString, ToSharedString, VecModel, Weak};
 use toml::value::{Date as TomlDate, Time};
 
-const DEFAULT_WINDOW_WIDTH: f32 = 800.;
-const DEFAULT_WINDOW_HEIGHT: f32 = 600.;
-
 slint::include_modules!();
 
 impl From<Event> for TimelineEvent {
@@ -60,7 +57,9 @@ fn load_log(ui_weak: Weak<AppWindow>, log: Arc<Mutex<Log>>) {
         .collect();
     let in_progress = events.iter().any(|event| !event.finished);
     let model: ModelRc<TimelineEvent> = Rc::new(VecModel::from(events)).into();
-    ui.set_record_events(model);
+    let mut state = ui.get_record_state();
+    state.events = model;
+    ui.set_record_state(state);
     ui.set_in_progress(in_progress);
     ui.invoke_get_previous_event();
 }
@@ -109,7 +108,6 @@ fn main() -> Result<(), Box<dyn Error>> {
     load_colors(ui_weak, config_arc);
 
     ui.invoke_update_record_offset(offset as i32);
-    ui.invoke_update_window_size(DEFAULT_WINDOW_WIDTH, DEFAULT_WINDOW_HEIGHT);
 
     ui.on_fetch_log({
         let config = config.clone();
@@ -127,7 +125,9 @@ fn main() -> Result<(), Box<dyn Error>> {
                 .map(|event| TimelineEvent::from((*event).clone()))
                 .collect();
             let model: ModelRc<TimelineEvent> = Rc::new(VecModel::from(events)).into();
-            ui.set_review_events(model);
+            let mut state = ui.get_review_state();
+            state.events = model;
+            ui.set_review_state(state);
         }
     });
 
@@ -151,10 +151,14 @@ fn main() -> Result<(), Box<dyn Error>> {
                 .map(|h| h.parse::<i32>().unwrap())
                 .unwrap();
             if is_record {
-                ui.set_record_visible_time(hours * 3600);
+                let mut state = ui.get_record_state();
+                state.visible_time = hours * 3600;
+                ui.set_record_state(state);
             } else {
-                ui.set_review_visible_time(hours * 3600);
-            }
+                let mut state = ui.get_review_state();
+                state.visible_time = hours * 3600;
+                ui.set_review_state(state);
+            };
         }
     });
     
@@ -163,18 +167,17 @@ fn main() -> Result<(), Box<dyn Error>> {
         let log = writing_log.clone();
         move |event_name: SharedString| {
             let ui = ui_weak.unwrap();
-
-            let events_rc = ui.get_record_events();
-            let events = events_rc.as_any()
+            
+            let state = ui.get_record_state();
+            let events = state.events.as_any()
                 .downcast_ref::<VecModel<TimelineEvent>>()
                 .unwrap();
-            let offset = ui.get_record_offset();
             
             let event = TimelineEvent {
                 duration: 0,
                 finished: false,
                 label: event_name.clone(),
-                start: offset,
+                start: state.offset,
                 color_id: color_id_from_name(event_name.to_string())
             };
             
@@ -194,11 +197,10 @@ fn main() -> Result<(), Box<dyn Error>> {
         let log = writing_log.clone();
         move || {
             let ui = ui_weak.unwrap();
-            let events_rc = ui.get_record_events();
-            let events = events_rc.as_any()
+            let state = ui.get_record_state();
+            let events = state.events.as_any()
                 .downcast_ref::<VecModel<TimelineEvent>>()
                 .unwrap();
-            let offset = ui.get_record_offset();
             
             let event_id = events.iter()
                 .position(|data| !data.finished)
@@ -206,7 +208,7 @@ fn main() -> Result<(), Box<dyn Error>> {
             let event = events.row_data(event_id)
                 .expect("stop-event called without unfinished events");
             let new_event = TimelineEvent { 
-                duration: offset - event.start,
+                duration: state.offset - event.start,
                 finished: true,
                 label: event.label.clone(),
                 start: event.start,
diff --git a/ui/app-window.slint b/ui/app-window.slint
index 311de17..fc0f984 100644
--- a/ui/app-window.slint
+++ b/ui/app-window.slint
@@ -1,61 +1,104 @@
-import { TabWidget } from "std-widgets.slint";
+import { TabWidget, VerticalBox, ComboBox } from "std-widgets.slint";
 import { RecordWidget } from "record.slint";
 import { ReviewWidget } from "review.slint";
-import { TimelineEvent } from "timeline.slint";
+import { TimelineEvent, Timeline, TimelineState } from "timeline.slint";
+import { Const } from "global.slint";
 export { Palette } from "theme.slint";
 
 export component AppWindow inherits Window {
+    callback update-record-offset(int);
+    callback save-log;
+    callback new-day-started();
+
+    update-record-offset(new-offset) => {
+        record-state.offset = new-offset;
+    }
+
+    preferred-width: 800px;
+    preferred-height: 600px;
+    max-width: 2147483647px;
+
     callback start-new-event <=> record.start-new-event;
     callback stop-event <=> record.stop-event;
     callback chain-event <=> record.chain-event;
-    callback new-day-started <=> record.new-day-started;
     callback get-previous-event <=> record.get-previous-event;
-    callback update-record-offset(int);
-    callback update-window-size(length, length);
-    callback save-log;
 
     callback fetch-log <=> review.fetch-log;
 
     callback update-visible-time(bool, string);
-
-    update-record-offset(new-offset) => {
-        record.offset = new-offset;
-    }
-
-    update-window-size(width, height) => {
-        self.width = width;
-        self.height = height;
-    }
-
-    in-out property record-events <=> record.events;
-    in-out property record-offset <=> record.offset;
-    in-out property record-visible-time <=> record.visible-time;
-    in-out property in-progress <=> record.in-progress;
-    in property previous-event-name <=> record.previous-event-name;
     
-    in-out property review-events <=> review.events;
-    in-out property review-offset <=> review.offset;
-    in-out property review-visible-time <=> review.visible-time;
+    in-out property record-state <=> record.state;
+
+    in-out property review-state <=> review.state;
+    
+    in-out property in-progress <=> record.in-progress;
+    
+    in property previous-event-name <=> record.previous-event-name;
 
     property<[string]> combo-spans: ["1 Hour", "4 Hours", "8 Hours", "24 Hours"];
+    property<bool> minimized: false;
+    property<bool> in-record-mode: true;
+
+    init => {
+        record-state.visible-time = 3600;
+        review-state.visible-time = 3600;
+    }
+
+    Timer {
+        interval: 1s;
+        running: true;
+        triggered => {
+            if (record-state.offset >= Const.max-offset) {
+                root.new-day-started();
+                record-state.offset = 0;
+                return;
+            }
+            record-state.offset += 1;
+        }
+    }
 
     title: "Aliveline";
-    TabWidget {
-        Tab {
-            title: "Record";
-            record := RecordWidget {
-                combo-spans: combo-spans;
-                update-visible-time(time) => {
-                    root.update-visible-time(true, time);
-                }
+    VerticalLayout {
+        width: 100%;
+        height: 100%;
+        tl := Timeline {
+            preferred-height: 100%;
+            state: in-record-mode ? record-state : review-state;
+            clicked => {
+                minimized = !minimized;
             }
         }
-        Tab {
-            title: "Review";
-            review := ReviewWidget {
-                combo-spans: combo-spans;
-                update-visible-time(time) => {
-                    root.update-visible-time(false, time)
+        spacing: minimized ? 0 : 8px;
+        record := RecordWidget {
+            combo-spans: combo-spans;
+            update-visible-time(time) => {
+                root.update-visible-time(true, time);
+            }
+            minimized: minimized || !in-record-mode;
+        }
+        review := ReviewWidget {
+            combo-spans: combo-spans;
+            update-visible-time(time) => {
+                root.update-visible-time(false, time)
+            }
+            minimized: minimized;
+            is-active: !in-record-mode;
+        }
+        if !minimized: HorizontalLayout {
+            padding-left: 8px;
+            padding-right: 8px;
+            padding-bottom: 8px;
+            spacing: 16px;
+            Text {
+                text: "Mode:";
+                font-size: 24px;
+                horizontal-alignment: right;
+            }
+            ComboBox {
+                model: ["Record", "Review"];
+                current-index: in-record-mode ? 0 : 1;
+                selected(current-value) => {
+                    in-record-mode = current-value == "Record";
                 }
             }
         }
diff --git a/ui/global.slint b/ui/global.slint
new file mode 100644
index 0000000..3297fae
--- /dev/null
+++ b/ui/global.slint
@@ -0,0 +1,21 @@
+export global TimeString {
+    pure function pad-mh(seconds: int, param: int) -> string {
+        if seconds / param < 10 {
+            return "0\{floor(seconds / param)}";
+        }
+        return "\{floor(seconds / param)}";
+    }
+    pure function pad-s(seconds: int) -> string {
+        if mod(seconds, 60) < 10 {
+            return "0\{mod(seconds, 60)}";
+        }
+        return "\{mod(seconds, 60)}";
+    }
+    public pure function from(seconds: int) -> string {
+        return "\{pad-mh(seconds, 3600)}:\{pad-mh(mod(seconds, 3600), 60)}:\{pad-s(seconds)}";
+    }
+}
+
+export global Const {
+    out property <int> max-offset: 24 * 3600 - 1;
+}
diff --git a/ui/record.slint b/ui/record.slint
index 0f0c8e5..1d9e810 100644
--- a/ui/record.slint
+++ b/ui/record.slint
@@ -1,33 +1,25 @@
 import { VerticalBox, LineEdit, Button, ComboBox } from "std-widgets.slint";
-import { Timeline } from "timeline.slint";
+import { Timeline, TimelineState } from "timeline.slint";
 
-export component RecordWidget inherits VerticalBox {
-    callback new-day-started <=> tl.new-day-started;
+export component RecordWidget inherits VerticalLayout {
     callback update-visible-time(string);
     callback start-new-event(string);
     callback chain-event(string);
     callback stop-event;
     callback get-previous-event();
-    in-out property visible-time <=> tl.visible-time;
-    in-out property updating <=> tl.updating;
-    in-out property offset <=> tl.offset;
-    in-out property events <=> tl.events;
+
+    in-out property<TimelineState> state;
     in property<[string]> combo-spans: [];
     in-out property<bool> in-progress: false;
     property<string> event-name: "";
     in property<string> previous-event-name: "";
-    property<bool> minimized: false;
     property<int> combo-index: 0;
-    tl := Timeline {
-        preferred-height: 100%;
-        updating: true;
-        clicked => {
-            minimized = !minimized;
-        }
-    }
+    in-out property <bool> minimized;
+
     if !minimized: GridLayout {
         spacing-vertical: 8px;
         spacing-horizontal: 16px;
+        padding: 8px;
         le := LineEdit {
             placeholder-text: "Event name";
             text: event-name;
@@ -56,7 +48,7 @@ export component RecordWidget inherits VerticalBox {
         Button {
             text: "Chain";
             enabled: in-progress;
-            col: 3;
+            col: 2;
             row: 1;
             colspan: 2;
             clicked => {
@@ -67,7 +59,7 @@ export component RecordWidget inherits VerticalBox {
         Button {
             text: previous-event-name == "" ? "Chain previous event (None)" : "Chain previous event (\{previous-event-name})";
             enabled: in-progress && previous-event-name != "";
-            col: 5;
+            col: 4;
             row: 1;
             colspan: 2;
             clicked => {
@@ -77,7 +69,7 @@ export component RecordWidget inherits VerticalBox {
             }
         }
         Text {
-            text: "Span:";
+            text: "Span: ";
             font-size: 24px;
             row: 2;
             colspan: 3;
diff --git a/ui/review.slint b/ui/review.slint
index 14727ce..e0d59cd 100644
--- a/ui/review.slint
+++ b/ui/review.slint
@@ -1,62 +1,58 @@
 import { VerticalBox, LineEdit, Button, DatePickerPopup, ComboBox, Slider } from "std-widgets.slint";
-import { Timeline } from "timeline.slint";
+import { Timeline, TimelineState } from "timeline.slint";
+import { Const } from "global.slint";
 
-export component ReviewWidget inherits VerticalBox {
+export component ReviewWidget inherits VerticalLayout {
     callback update-visible-time(string);
     callback fetch-log(int, int, int);
 
-    property<int> max-offset: 24 * 3600;
     property<int> current-year;
     property<int> current-month;
     property<int> current-day;
     in property<[string]> combo-spans: []; 
-    in-out property visible-time <=> tl.visible-time;
-    in-out property offset <=> tl.offset;
-    in-out property events <=> tl.events;
+    in-out property<TimelineState> state;
+    in-out property<bool> minimized;
+    in-out property<bool> is-active;
     
-    tl := Timeline {
-        updating: false;
-    }
-    GridLayout {
-        spacing-vertical: 8px;
-        spacing-horizontal: 16px;
+    if is-active: VerticalLayout {
+        spacing: 8px;
         Slider {
-            minimum: visible-time;
-            maximum: tl.max-offset;
-            value: offset;
-            row: 0;
-            colspan: 2;
+            minimum: state.visible-time;
+            maximum: Const.max-offset;
+            value: state.offset;
             changed(value) => {
-                offset = value;
+                state.offset = value;
             }
         }
-        Text {
-            text: "Day: \{current-day}/\{current-month}/\{current-year}";
-            font-size: 32px;
-            horizontal-alignment: right;
-            row: 1;
-        }
-        Button {
-            text: "Select";
-            clicked => {
-                date-picker.show()
+        if !minimized: GridLayout {
+            spacing-horizontal: 16px;
+            padding: 8px;
+            Text {
+                text: "Day: \{current-day}/\{current-month}/\{current-year}";
+                font-size: 24px;
+                horizontal-alignment: right;
             }
-            row: 1;
-            col: 1;
-        }
-        Text {
-            text: "Span: ";
-            font-size: 24px;
-            row: 2;
-            horizontal-alignment: right;
-        }
-        ComboBox {
-            model: combo-spans;
-            current-index: 0;
-            row: 2;
-            col: 1;
-            selected(current-value) => {
-                root.update-visible-time(current-value);
+            Button {
+                text: "Select";
+                clicked => {
+                    date-picker.show()
+                }
+                col: 1;
+            }
+            Text {
+                text: "Span: ";
+                font-size: 24px;
+                row: 1;
+                horizontal-alignment: right;
+            }
+            ComboBox {
+                model: combo-spans;
+                current-index: 0;
+                row: 1;
+                col: 1;
+                selected(current-value) => {
+                    root.update-visible-time(current-value);
+                }
             }
         }
     }
diff --git a/ui/timeline.slint b/ui/timeline.slint
index 2e9db7f..1fa828b 100644
--- a/ui/timeline.slint
+++ b/ui/timeline.slint
@@ -1,55 +1,28 @@
 import { Palette } from "theme.slint";
+import { TimeString, Const } from "global.slint";
 
 export struct TimelineEvent {
     start: int,
     duration: int,
     finished: bool,
     label: string,
-    color-id: int
+    color-id: int,
 }
 
-global TimeString {
-    pure function pad-mh(seconds: int, param: int) -> string {
-        if seconds / param < 10 {
-            return "0\{floor(seconds / param)}";
-        }
-        return "\{floor(seconds / param)}";
-    }
-    pure function pad-s(seconds: int) -> string {
-        if mod(seconds, 60) < 10 {
-            return "0\{mod(seconds, 60)}";
-        }
-        return "\{mod(seconds, 60)}";
-    }
-    public pure function from(seconds: int) -> string {
-        return "\{pad-mh(seconds, 3600)}:\{pad-mh(mod(seconds, 3600), 60)}:\{pad-s(seconds)}";
-    }
+export struct TimelineState {
+    visible-time: int,
+    offset: int,
+    events: [TimelineEvent],
 }
 
 export component Timeline inherits Rectangle {
-    callback new-day-started;
     callback clicked <=> ta.clicked;
+
     background: Palette.background;
-
-    in-out property<bool> updating: true;
-    in-out property<[TimelineEvent]> events: [];
-    in-out property<int> visible-time: 3600; 
-    property<int> visible-offset: max(offset, visible-time);
-    in-out property<int> offset: 0;
-    out property<int> max-offset: 24 * 3600 - 1;
-
-    timer := Timer {
-        interval: 1s;
-        running: updating;
-        triggered => {
-            if (offset >= max-offset) {
-                root.new-day-started();
-                offset = 0;
-                return;
-            }
-            offset += 1;
-        }
-    }
+    
+    in-out property<TimelineState> state;
+    property<int> visible-offset: max(state.offset, state.visible-time);
+    out property<int> max-offset: Const.max-offset;
 
     ta := TouchArea {
         preferred-width: 100%;
@@ -72,7 +45,7 @@ export component Timeline inherits Rectangle {
     Text {
         x: 0;
         y: parent.height - self.height;
-        text: TimeString.from(visible-offset - visible-time);
+        text: TimeString.from(visible-offset - state.visible-time);
         color: Palette.background-text;
     }
 
@@ -83,9 +56,9 @@ export component Timeline inherits Rectangle {
         color: Palette.background-text;
     }
 
-    for event in events: timeline-event := Rectangle {
-        property<length> real-x: ((visible-time - (visible-offset - event.start)) / visible-time) * parent.width;
-        property<length> real-width: event.duration / visible-time * parent.width + min(real-x, 0);
+    for event in state.events: timeline-event := Rectangle {
+        property<length> real-x: ((state.visible-time - (visible-offset - event.start)) / state.visible-time) * parent.width;
+        property<length> real-width: event.duration / state.visible-time * parent.width + min(real-x, 0);
         x: max(real-x, 0);
         y: parent.height / 4;
         z: 1;
@@ -110,7 +83,7 @@ export component Timeline inherits Rectangle {
             y: root.height - self.height - timeline-event.height;
             text: timeline-event.x == timeline-event.real-x ?
                 TimeString.from(event.start) :
-                TimeString.from(visible-offset - visible-time);
+                TimeString.from(visible-offset - state.visible-time);
             visible: timeline-event.visible &&
                 (self.width * 2 < timeline-event.width ||
                     (!end-txt.visible && self.width < timeline-event.width));