Update README.md

Author: hexdecimal16

README.md

@@ -8,7 +8,7 @@ EditTextPin for Android
 
 This is a  simple library for android where we can take an OTP input from the user. This library will take only number input for now. The lenght is six digits. This library handles both insering and deleting of numbers. You can get the pin using getPin() function.
 
-[<img src="media/demo.gif" width="300" />]()
+[<img src="media/demo.gif" width="300" />]()[<img src="media/demo1.png" width="300" />]()
 
 ## Gradle
 
@@ -45,4 +45,17 @@ dependencies {
 EditTextPin editTextPin = findViewById(R.id.editTextPin);
 String pin = editTextPin.getPin(); //To get the current entered pin
 ```
+You're able to further customize or set initial values with styled attributes:
+
+1) Add res-auto to your xml layout if you haven't yet
+
+```XML
+xmlns:app="http://schemas.android.com/apk/res-auto"
+```
+
+2) After that the following attributes will become available:
+
+```XML
+app:underlineColor="" <!-- To change underline color-->
+```
 

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

@@ -38,4 +38,5 @@
         app:layout_constraintTop_toTopOf="parent"
         app:underlineColor="@android:color/holo_green_dark"/>
 
+
 </LinearLayout>