dimens.xml

<resources>
    <!-- Default screen margins, per the Android Design guidelines. -->
    <dimen name="activity_horizontal_margin">16dp</dimen>
    <dimen name="activity_vertical_margin">16dp</dimen>
    <dimen name="appbar_padding">16dp</dimen>
    <dimen name="fab_margin">16dp</dimen>
    <dimen name="appbar_padding_top">8dp</dimen>

    <dimen name="loginCardRadius">20dp</dimen>
    <dimen name="loginViewsMargin">50dp</dimen>
    <dimen name="loginViewsMargin1">20dp</dimen>
</resources>