diff --git a/app/src/main/java/io/github/wulkanowy/activity/dashboard/marks/ImageAdapter.java b/app/src/main/java/io/github/wulkanowy/activity/dashboard/marks/ImageAdapter.java
index 1e88b11d..b291c100 100644
--- a/app/src/main/java/io/github/wulkanowy/activity/dashboard/marks/ImageAdapter.java
+++ b/app/src/main/java/io/github/wulkanowy/activity/dashboard/marks/ImageAdapter.java
@@ -36,6 +36,7 @@ public class ImageAdapter extends RecyclerView.Adapter<ImageAdapter.ViewHolder>
         viewHolder.tv_android.setText(lista.get(i));
         Picasso.with(context)
                 .load(R.drawable.sample_0)
+                .resize(240,120)
                 .noFade()
                 .into(viewHolder.img_android);
 
diff --git a/app/src/main/java/io/github/wulkanowy/activity/dashboard/marks/MarksFragment.java b/app/src/main/java/io/github/wulkanowy/activity/dashboard/marks/MarksFragment.java
index 84d43e40..532dd4e9 100644
--- a/app/src/main/java/io/github/wulkanowy/activity/dashboard/marks/MarksFragment.java
+++ b/app/src/main/java/io/github/wulkanowy/activity/dashboard/marks/MarksFragment.java
@@ -2,7 +2,6 @@ package io.github.wulkanowy.activity.dashboard.marks;
 
 
 import android.app.Activity;
-import android.content.Context;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
 import android.support.v7.widget.GridLayoutManager;
@@ -18,7 +17,6 @@ import io.github.wulkanowy.R;
 
 public class MarksFragment extends Fragment {
 
-    Activity mActivity;
 
     final String lista[] = {
             "Donut",
@@ -32,12 +30,6 @@ public class MarksFragment extends Fragment {
             "Lollipop",
             "Marshmallow"
     };
-    @Override
-    public void onAttach(Context context) {
-        super.onAttach(context);
-        mActivity = (Activity) context;
-    }
-
 
     public MarksFragment() {
     }
diff --git a/app/src/main/res/drawable/sample_1.jpg b/app/src/main/res/drawable/sample_1.jpg
deleted file mode 100644
index 46d06e02..00000000
Binary files a/app/src/main/res/drawable/sample_1.jpg and /dev/null differ
diff --git a/app/src/main/res/drawable/sample_2.jpg b/app/src/main/res/drawable/sample_2.jpg
deleted file mode 100644
index c23dd637..00000000
Binary files a/app/src/main/res/drawable/sample_2.jpg and /dev/null differ
diff --git a/app/src/main/res/drawable/sample_3.jpg b/app/src/main/res/drawable/sample_3.jpg
deleted file mode 100644
index 0f0d5b53..00000000
Binary files a/app/src/main/res/drawable/sample_3.jpg and /dev/null differ
diff --git a/app/src/main/res/drawable/sample_4.jpg b/app/src/main/res/drawable/sample_4.jpg
deleted file mode 100644
index d28ce6f3..00000000
Binary files a/app/src/main/res/drawable/sample_4.jpg and /dev/null differ
diff --git a/app/src/main/res/drawable/sample_5.jpg b/app/src/main/res/drawable/sample_5.jpg
deleted file mode 100644
index 2348c7d3..00000000
Binary files a/app/src/main/res/drawable/sample_5.jpg and /dev/null differ
diff --git a/app/src/main/res/drawable/sample_6.jpg b/app/src/main/res/drawable/sample_6.jpg
deleted file mode 100644
index a35fc0ce..00000000
Binary files a/app/src/main/res/drawable/sample_6.jpg and /dev/null differ
diff --git a/app/src/main/res/drawable/sample_7.jpg b/app/src/main/res/drawable/sample_7.jpg
deleted file mode 100644
index 96a4879e..00000000
Binary files a/app/src/main/res/drawable/sample_7.jpg and /dev/null differ
diff --git a/app/src/main/res/layout/row_layout.xml b/app/src/main/res/layout/row_layout.xml
index ad1e24bd..4d65b795 100644
--- a/app/src/main/res/layout/row_layout.xml
+++ b/app/src/main/res/layout/row_layout.xml
@@ -2,25 +2,24 @@
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:orientation="vertical"
     android:layout_width="match_parent"
-    android:layout_height="wrap_content">
+    android:layout_height="wrap_content"
+    android:layout_marginRight="1dp"
+    android:layout_marginLeft="1dp"
+    android:layout_marginBottom="2dp"
+    >
     <ImageView
         android:id="@+id/img_android"
         android:adjustViewBounds="true"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_marginLeft="1dp"
-        android:layout_marginRight="1dp"
+
         />
     <TextView
         android:id="@+id/tv_android"
-
         android:gravity="center"
         android:textColor="#000000"
         android:background="#FFFFFF"
         android:textStyle="bold"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_marginBottom="2dp"
-        android:layout_marginLeft="1.5dp"
-        android:layout_marginRight="1.5dp"/>
+        android:layout_height="wrap_content" />
 </LinearLayout>
\ No newline at end of file