dimens.xml

<?xml version="1.0" encoding="utf-8"?>
<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="fab_margin">16dp</dimen>

    <!-- Margins and Padding -->
    <dimen name="space_max_large">72dp</dimen>
    <dimen name="space_xxxl">64dp</dimen>
    <dimen name="space_xxl">48dp</dimen>
    <dimen name="space_xl">32dp</dimen>
    <dimen name="space_large">24dp</dimen>
    <dimen name="space_medium">16dp</dimen> <!-- default -->
    <dimen name="space_small">8dp</dimen>
    <dimen name="space_xs">4dp</dimen>
    <dimen name="space_xxs">2dp</dimen>

    <!-- Font Sizes  -->
    <dimen name="text_xxxl">32sp</dimen>
    <dimen name="text_xxl">24sp</dimen>
    <dimen name="text_xl">20sp</dimen>
    <dimen name="text_large">18sp</dimen>
    <dimen name="text_medium">16sp</dimen> <!-- default -->
    <dimen name="text_regular">14sp</dimen>
    <dimen name="text_small">12sp</dimen>
    <dimen name="text_xs">10sp</dimen>
    <dimen name="text_xxs">8sp</dimen>

    <!-- Icon Sizes  -->
    <dimen name="icon_xxl">64dp</dimen>
    <dimen name="icon_xl">48dp</dimen>
    <dimen name="icon_large">32dp</dimen>
    <dimen name="icon_medium">24dp</dimen> <!-- default -->
    <dimen name="icon_small">18dp</dimen>
    <dimen name="icon_xs">16dp</dimen>

    <!-- Component sizes -->
    <dimen name="button_height">48dp</dimen>
    <dimen name="status_bar_height">24dp</dimen>
    <dimen name="app_bar_height">56dp</dimen>
    <dimen name="list_item_height">88dp</dimen>
    <dimen name="default_radius">4dp</dimen>
    <dimen name="default_elevation">1dp</dimen>
    <dimen name="separator">1dp</dimen>

    <dimen name="text_header">@dimen/text_xl</dimen>
    <dimen name="text_sub_header">@dimen/text_large</dimen>
    <dimen name="text_input">@dimen/text_medium</dimen>


    <!-- *  Android Material Design   * -->
    <!-- *        Font Sizes          * -->
    <dimen name="material_text_display3">56sp</dimen>
    <dimen name="material_text_display2">45sp</dimen>
    <dimen name="material_text_display1">34sp</dimen>

    <dimen name="material_text_headline">24sp</dimen>
    <!--Title | App bar/Action bar and screen titles  -->
    <dimen name="material_text_title">20sp</dimen>
    <!--Sub header | List item titles, Important text snippets  -->
    <dimen name="material_text_sub_header">16sp</dimen>

    <dimen name="material_text_body1">14sp</dimen>
    <dimen name="material_text_body2">13sp</dimen>

    <dimen name="material_text_button">14sp</dimen>
    <dimen name="material_text_menu">14sp</dimen>
    <dimen name="material_text_caption">12sp</dimen>
</resources>