Simplify the following text for a Grade 10 native English-speaking person.
Original: Finally , from 1910 , the design was modified , changing the vertical stripes into the horizontal band of navy-blue color over a white jersey , which has been used ever since .
Simplified: Finally , in 1910 , the design was modified , changing the vertical stripes into the horizontal band of navy-blue color over a white jersey , which has been used ever since .