diff --git a/app/src/main/res/layout/fragment_view_email.xml b/app/src/main/res/layout/fragment_view_email.xml
index 23e10e3..41baf2f 100644
--- a/app/src/main/res/layout/fragment_view_email.xml
+++ b/app/src/main/res/layout/fragment_view_email.xml
@@ -161,7 +161,7 @@
             </TableLayout>
         </RelativeLayout>
 
-        <View style="@style/Divider"/>
+        <View style="@style/Divider.Horizontal"/>
 
         <TextView
             android:id="@+id/email_content"
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index a53d6a3..701c215 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -43,9 +43,17 @@
     </style>
 
     <style name="Divider">
-        <item name="android:layout_width">match_parent</item>
-        <item name="android:layout_height">1dp</item>
         <item name="android:background">?android:attr/listDivider</item>
     </style>
 
+    <style name="Divider.Horizontal" parent="Divider">
+        <item name="android:layout_width">match_parent</item>
+        <item name="android:layout_height">1dip</item>
+    </style>
+
+    <style name="Divider.Vertical" parent="Divider">
+        <item name="android:layout_width">1dip</item>
+        <item name="android:layout_height">match_parent</item>
+    </style>
+
 </resources>