Button Borders appear broken in Android 4.1.2 using Ionic framework

I created a small app using following tutorial -

[https://www.youtube.com/watch?v=LLX2FEg0TjU][1]

App runs fine on android but after running on 2 mobiles both running Android 4.1.2, I find that in one mobile the layout appears broken. By that I mean button borders are broken.

Any suggestions on what is going wrong here ?

Using latest ionic framework , cordova

This mostly happens because different mobile screen size. You should create different layout files for different screen sizes

For more information go here:

http://developer.android.com/training/multiscreen/screensizes.html