Improve Transactions' cards UI.

app/src/main/res/layout/fragment_transactions.xml

@@ -9,6 +9,8 @@
         android:id="@+id/rvTransactions"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
+        android:padding="@dimen/card_margin"
+        android:clipToPadding="false"
         tools:listitem="@layout/item_transaction"
         tools:itemCount="6"/>
 

app/src/main/res/layout/item_transaction.xml

@@ -8,8 +8,8 @@
     android:layout_height="wrap_content"
     android:layout_gravity="center"
     card_view:cardElevation="4dp"
-    card_view:cardCornerRadius="4dp"
-    android:layout_margin="4dp">
+    card_view:cardCornerRadius="@dimen/card_radius"
+    android:layout_margin="@dimen/card_margin">
 
     <androidx.constraintlayout.widget.ConstraintLayout
         android:id="@+id/rootView"

app/src/main/res/values/dimens.xml

@@ -15,4 +15,8 @@
     <!-- Initial setup -->
     <dimen name="logo_size">180dp</dimen>
 
+    <!-- Transactions -->
+    <dimen name="card_margin">4dp</dimen>
+    <dimen name="card_radius">4dp</dimen>
+
 </resources>