diff --git a/app/src/main/res/drawable/btn_duration_default.xml b/app/src/main/res/drawable/btn_duration_default.xml
index 688f830..2b6aa9a 100644
--- a/app/src/main/res/drawable/btn_duration_default.xml
+++ b/app/src/main/res/drawable/btn_duration_default.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
-    android:shape="oval">
-    <size android:width="120dp" android:height="120dp" />
+    android:shape="rectangle">
+    <corners android:radius="40dp" />
     <gradient
         android:angle="270"
         android:startColor="#81C784"
diff --git a/app/src/main/res/drawable/btn_duration_disabled.xml b/app/src/main/res/drawable/btn_duration_disabled.xml
index 0926acf..fba660c 100644
--- a/app/src/main/res/drawable/btn_duration_disabled.xml
+++ b/app/src/main/res/drawable/btn_duration_disabled.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
-    android:shape="oval">
-    <size android:width="120dp" android:height="120dp" />
+    android:shape="rectangle">
+    <corners android:radius="40dp" />
     <gradient
         android:angle="270"
         android:startColor="#C8E6C9"
diff --git a/app/src/main/res/drawable/btn_duration_pressed.xml b/app/src/main/res/drawable/btn_duration_pressed.xml
index e8a9cdb..959a18a 100644
--- a/app/src/main/res/drawable/btn_duration_pressed.xml
+++ b/app/src/main/res/drawable/btn_duration_pressed.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
-    android:shape="oval">
-    <size android:width="120dp" android:height="120dp" />
+    android:shape="rectangle">
+    <corners android:radius="40dp" />
     <gradient
         android:angle="270"
         android:startColor="#66BB6A"
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index d8f87f2..3af0a7e 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -112,8 +112,8 @@
 
                     <Button
                         android:id="@+id/btnDurationLabel"
-                        android:layout_width="120dp"
-                        android:layout_height="120dp"
+                        android:layout_width="180dp"
+                        android:layout_height="80dp"
                         android:layout_marginTop="32dp"
                         android:background="@drawable/btn_duration_selector"
                         android:text="@string/start_timer"