diff --git a/switchdatetime/src/main/res/values-sw260dp/dimens.xml b/switchdatetime/src/main/res/values-sw260dp/dimens.xml
new file mode 100644
index 0000000..b1926cf
--- /dev/null
+++ b/switchdatetime/src/main/res/values-sw260dp/dimens.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- header -->
+    <dimen name="header_width">142dp</dimen>
+
+    <!-- Content -->
+    <dimen name="time_circle_width">190dp</dimen>
+    <!-- Portrait -->
+    <dimen name="calendar_width_portrait">200dp</dimen>
+    <dimen name="calendar_height_portrait">230dp</dimen>
+    <!-- Landscape -->
+    <dimen name="calendar_width_land">180dp</dimen>
+    <dimen name="calendar_height_land">160dp</dimen>
+
+    <dimen name="year_item_padding">14dp</dimen>
+</resources>
\ No newline at end of file
diff --git a/switchdatetime/src/main/res/values-sw340dp/dimens.xml b/switchdatetime/src/main/res/values-sw340dp/dimens.xml
new file mode 100644
index 0000000..afacbe5
--- /dev/null
+++ b/switchdatetime/src/main/res/values-sw340dp/dimens.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- header -->
+    <dimen name="header_width">160dp</dimen>
+    <!-- Content -->
+    <dimen name="time_circle_width">280dp</dimen>
+    <!-- Portrait -->
+    <dimen name="calendar_width_portrait">280dp</dimen>
+    <dimen name="calendar_height_portrait">280dp</dimen>
+    <!-- Landscape -->
+    <dimen name="calendar_width_land">260dp</dimen>
+    <dimen name="calendar_height_land">220dp</dimen>
+
+    <dimen name="year_item_padding">16dp</dimen>
+</resources>
\ No newline at end of file