Add custom class in column, row, any element and style css for custom class?

Hi,

1, Add custom class in row or column or any element has support input "extra class name":

- in column: http://prntscr.com/msvqh0

- in row: http://prntscr.com/msvpsn

2, Add custom style css for custom class:

- For Redux Framework - Theme Options: http://prntscr.com/msvosq

- For Kirki Customize - WordPress Customizer: http://prntscr.com/msvpgm

3, Also, you add CSS Media Queries for custom css:

https://www.w3schools.com/css/css3_mediaqueries_ex.asp

Thank you