diff --git a/multi-image-selector/src/main/res/layout/mis_fragment_multi_image.xml b/multi-image-selector/src/main/res/layout/mis_fragment_multi_image.xml
index 1a2cc80..b913f04 100644
--- a/multi-image-selector/src/main/res/layout/mis_fragment_multi_image.xml
+++ b/multi-image-selector/src/main/res/layout/mis_fragment_multi_image.xml
@@ -1,45 +1,43 @@
 <?xml version="1.0" encoding="utf-8"?>
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:background="@android:color/black"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent">
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:background="@android:color/black">
 
     <GridView
         android:id="@+id/grid"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:horizontalSpacing="@dimen/mis_space_size"
-        android:verticalSpacing="@dimen/mis_space_size"
-        android:paddingBottom="?android:attr/actionBarSize"
         android:clipToPadding="false"
-        android:numColumns="3"/>
+        android:horizontalSpacing="@dimen/mis_space_size"
+        android:numColumns="3"
+        android:paddingBottom="?android:attr/actionBarSize"
+        android:verticalSpacing="@dimen/mis_space_size"/>
 
     <RelativeLayout
-        android:clickable="true"
         android:id="@+id/footer"
-        android:background="#cc000000"
-        android:layout_alignParentBottom="true"
         android:layout_width="match_parent"
-        android:layout_height="?android:attr/actionBarSize">
+        android:layout_height="?android:attr/actionBarSize"
+        android:layout_alignParentBottom="true"
+        android:background="#cc000000"
+        android:clickable="true">
 
         <Button
             android:id="@+id/category_btn"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:layout_centerVertical="true"
+            android:background="@null"
+            android:drawablePadding="5dp"
+            android:drawableRight="@drawable/mis_text_indicator"
+            android:ellipsize="end"
+            android:gravity="center_vertical"
             android:paddingLeft="16dp"
             android:paddingRight="16dp"
-            android:layout_centerVertical="true"
-            android:textColor="@color/mis_folder_text_color"
-            tools:text="所有图片"
-            android:textSize="16sp"
-            android:gravity="center_vertical"
-            android:drawableRight="@drawable/mis_text_indicator"
-            android:drawablePadding="5dp"
-            android:background="@null"
             android:singleLine="true"
-            android:ellipsize="end"
-            android:layout_width="wrap_content"
-            android:layout_height="match_parent" />
+            android:textColor="@color/mis_folder_text_color"
+            android:textSize="16sp"/>
 
-        </RelativeLayout>
+    </RelativeLayout>
 
 </RelativeLayout>
diff --git a/multi-image-selector/src/main/res/layout/mis_list_item_camera.xml b/multi-image-selector/src/main/res/layout/mis_list_item_camera.xml
index d53739c..b37e052 100644
--- a/multi-image-selector/src/main/res/layout/mis_list_item_camera.xml
+++ b/multi-image-selector/src/main/res/layout/mis_list_item_camera.xml
@@ -9,7 +9,8 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="center"
-        android:drawablePadding="10dp"
+        android:layout_marginBottom="4dp"
+        android:drawablePadding="7dp"
         android:drawableTop="@drawable/mis_photo_icon"
         android:gravity="center_horizontal"
         android:text="@string/mis_tip_take_photo"
diff --git a/multi-image-selector/src/main/res/layout/mis_list_item_image.xml b/multi-image-selector/src/main/res/layout/mis_list_item_image.xml
index b82b582..e38b71b 100644
--- a/multi-image-selector/src/main/res/layout/mis_list_item_image.xml
+++ b/multi-image-selector/src/main/res/layout/mis_list_item_image.xml
@@ -1,21 +1,23 @@
 <?xml version="1.0" encoding="utf-8"?>
-<me.nereo.multi_image_selector.view.SquareFrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent" android:layout_height="match_parent">
+<me.nereo.multi_image_selector.view.SquareFrameLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
 
     <me.nereo.multi_image_selector.view.SquaredImageView
         android:id="@+id/image"
-        android:scaleType="centerInside"
-        android:src="@drawable/mis_default_error"
         android:layout_width="match_parent"
-        android:layout_height="match_parent" />
+        android:layout_height="match_parent"
+        android:scaleType="centerInside"
+        android:src="@drawable/mis_default_error"/>
 
     <ImageView
         android:id="@+id/checkmark"
-        android:layout_gravity="top|right"
-        android:layout_marginTop="5.5dp"
-        android:layout_marginRight="5.5dp"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
+        android:layout_gravity="top|right"
+        android:layout_marginRight="4dp"
+        android:layout_marginTop="4dp"
         android:src="@drawable/mis_unchecked_button"/>
 
 </me.nereo.multi_image_selector.view.SquareFrameLayout>
\ No newline at end of file