Reduce the width of the graph line from 2 to 1
Reduce the width of the graph line from 2 to 1

nguyenduchien1994/django-ncharts,nguyenduchien1994/django-ncharts,nguyenduchien1994/django-ncharts,nguyenduchien1994/django-ncharts,nguyenduchien1994/django-ncharts