<?xml version="1.0" encoding="utf-8"?>
<resources>

    <dimen name="title_height">36dip</dimen>
    <dimen name="text_size_small">14sp</dimen>
    <dimen name="text_size_medium">17sp</dimen>
    <dimen name="text_size_large">20sp</dimen>
    <dimen name="sleep_track_chart_height">230dp</dimen>
    <dimen name="sleep_chart_bottom_margin">20dp</dimen>
    <dimen name="sleep_chart_left_margin">25dp</dimen>
    <dimen name="sleep_chart_top_margin">20dp</dimen>

</resources>
<?xml version="1.0" encoding="utf-8"?>
<resources>

    <dimen name="title_height">36dip</dimen>
    <dimen name="text_size_small">14sp</dimen>
    <dimen name="text_size_medium">17sp</dimen>
    <dimen name="text_size_large">20sp</dimen>
    <dimen name="sleep_track_chart_height">230dp</dimen>
    <dimen name="sleep_chart_bottom_margin">20dp</dimen>
    <dimen name="sleep_chart_left_margin">12dp</dimen>
    <dimen name="sleep_chart_top_margin">20dp</dimen>

</resources>
Reduce default sleep chart left margin.
Reduce default sleep chart left margin.