diff --git a/java/res/values/dimens.xml b/java/res/values/dimens.xml
index f83fc36..1378be7 100644
--- a/java/res/values/dimens.xml
+++ b/java/res/values/dimens.xml
@@ -28,10 +28,17 @@
          will not go into extract (fullscreen) mode. -->
     <dimen name="max_height_for_fullscreen">2.5in</dimen>
     <dimen name="key_text_size">22sp</dimen>
+    <dimen name="key_label_text_size">14sp</dimen>
+    <dimen name="key_preview_offset">0dip</dimen>
+    <dimen name="key_preview_height">80dip</dimen>
     <!-- Amount of allowance for selecting keys in a mini popup keyboard by sliding finger. -->
     <!-- key_height x 1.7 -->
     <dimen name="mini_keyboard_slide_allowance">91.8dip</dimen>
     <!-- -key_height x 1.0 -->
     <dimen name="mini_keyboard_vertical_correction">-54dip</dimen>
+    <dimen name="key_hysteresis_distance">0.05in</dimen>
+    <!-- We use "inch", not "dip" because this value tries dealing with physical distance related
+         to user's finger. -->
+    <dimen name="keyboard_vertical_correction">-0.06in</dimen>
     <dimen name="candidate_min_touchable_width">0.3in</dimen>
 </resources>
diff --git a/java/res/values/styles.xml b/java/res/values/styles.xml
index 5e23948..0372b07 100644
--- a/java/res/values/styles.xml
+++ b/java/res/values/styles.xml
@@ -22,12 +22,12 @@
         <item name="keyTextSize">@dimen/key_text_size</item>
         <item name="keyTextColor">#FFFFFFFF</item>
         <item name="keyPreviewLayout">@layout/key_preview</item>
-        <item name="keyPreviewOffset">0dip</item>
-        <item name="keyPreviewHeight">80dip</item>
-        <item name="labelTextSize">14sp</item>
+        <item name="keyPreviewOffset">@dimen/key_preview_offset</item>
+        <item name="keyPreviewHeight">@dimen/key_preview_height</item>
+        <item name="labelTextSize">@dimen/key_label_text_size</item>
         <item name="popupLayout">@layout/keyboard_popup</item>
-        <item name="keyHysteresisDistance">0.05in</item>
-        <item name="verticalCorrection">-10dip</item>
+        <item name="keyHysteresisDistance">@dimen/key_hysteresis_distance</item>
+        <item name="verticalCorrection">@dimen/keyboard_vertical_correction</item>
         <item name="shadowColor">#BB000000</item>
         <item name="shadowRadius">2.75</item>
         <item name="backgroundDimAmount">0.5</item>