UI changes in the activity_main.xml

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

@@ -6,6 +6,24 @@
     android:layout_height="match_parent"
     tools:context="com.darshanbshah.odsystem.MainActivity">
 
+    <LinearLayout
+        android:orientation="horizontal"
+        android:layout_width="match_parent"
+        android:layout_height="55dp"
+        android:background="@color/colorPrimary">
+
+        <TextView
+            android:text="Apply OD"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentTop="true"
+            android:layout_marginLeft="@dimen/activity_horizontal_margin"
+            android:id="@+id/textView2"
+            android:textSize="30sp"
+            android:textAllCaps="false"
+            android:layout_weight="1"
+            android:textColor="#FFF" />
+
         <Button
             android:text="Sign Out"
             android:layout_width="wrap_content"
@@ -15,7 +33,9 @@
             style="@style/Widget.AppCompat.Button.Borderless"
             android:textColor="@color/colorAccent"
             android:layout_alignParentTop="true"
-        android:layout_alignParentEnd="true" />
+            android:layout_alignParentEnd="true"
+            android:layout_weight="1" />
+    </LinearLayout>
 
     <TextView
         android:layout_width="match_parent"
@@ -27,24 +47,14 @@
         android:textSize="12sp"
         android:textAlignment="center" />
 
-    <TextView
-        android:text="Apply OD"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_alignParentTop="true"
-        android:layout_marginTop="14dp"
-        android:layout_marginLeft="@dimen/activity_horizontal_margin"
-        android:id="@+id/textView2"
-        android:textSize="30sp"
-        android:textAllCaps="false" />
-
     <ScrollView
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:layout_marginLeft="@dimen/activity_horizontal_margin"
         android:layout_marginRight="@dimen/activity_horizontal_margin"
-        android:layout_below="@+id/sign_out_button"
-        android:layout_centerHorizontal="true">
+        android:layout_alignParentTop="true"
+        android:layout_centerHorizontal="true"
+        android:layout_marginTop="61dp">
 
         <LinearLayout
             android:layout_width="match_parent"
@@ -100,7 +110,9 @@
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:id="@+id/toDate"
-                    android:onClick="onClickToDatePicker" />
+                    android:onClick="onClickToDatePicker"
+                    style="@style/Widget.AppCompat.Button.Colored"
+                    android:backgroundTint="@color/colorPrimary" />
 
                 <TextView
                     android:layout_width="wrap_content"
@@ -149,7 +161,8 @@
                 android:layout_height="wrap_content"
                 android:id="@+id/requestButton"
                 android:layout_marginTop="@dimen/activity_vertical_margin"
-                android:onClick="onRequestClick" />
+                android:onClick="onRequestClick"
+                style="@style/Widget.AppCompat.Button.Colored" />
 
         </LinearLayout>