fix(launcheractivity): Use a dedicated layout for portrait

app/src/main/res/layout-port/activity_launcher.xml

@@ -0,0 +1,48 @@
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/ll_background"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:gravity="center"
+    android:orientation="horizontal">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_weight="1.0"
+        android:orientation="vertical">
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/desktop_apps_gv"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_margin="10dp" />
+    </LinearLayout>
+
+    <com.google.android.material.button.MaterialButton
+        android:id="@+id/service_btn"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/lets_start" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_weight="1.0"
+        android:gravity="end"
+        android:orientation="vertical">
+
+        <EditText
+            android:id="@+id/notes_et"
+            android:layout_width="wrap_content"
+            android:layout_height="260dp"
+            android:layout_margin="10dp"
+            android:background="@drawable/notes_background"
+            android:ems="10"
+            android:gravity="start"
+            android:inputType="textMultiLine"
+            android:padding="10dp"
+            android:textColor="#FF121212"
+            android:textSize="17sp" />
+    </LinearLayout>
+
+</LinearLayout>

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

@@ -1,21 +1,21 @@
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:id="@+id/ll_background"
-    android:layout_width="fill_parent"
-    android:layout_height="fill_parent"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
     android:gravity="center"
-    android:orientation="horizontal" >
+    android:orientation="horizontal">
 
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:layout_weight="1.0"
-        android:orientation="vertical"
-        android:padding="10dp" >
+        android:orientation="vertical">
 
         <androidx.recyclerview.widget.RecyclerView
             android:id="@+id/desktop_apps_gv"
             android:layout_width="220dp"
-            android:layout_height="wrap_content" />
+            android:layout_height="wrap_content"
+            android:layout_margin="10dp" />
     </LinearLayout>
 
     <com.google.android.material.button.MaterialButton
@@ -29,13 +29,13 @@
         android:layout_height="match_parent"
         android:layout_weight="1.0"
         android:gravity="end"
-        android:orientation="vertical"
-        android:padding="16dp" >
+        android:orientation="vertical">
 
         <EditText
             android:id="@+id/notes_et"
             android:layout_width="230dp"
             android:layout_height="260dp"
+            android:layout_margin="10dp"
             android:background="@drawable/notes_background"
             android:ems="10"
             android:gravity="start"