Hello,

1. You can change the font by means of Advanced typography option, which allows to choose the item from a drop-down or insert your custom CSS class. Please navigate to the Theme Settings > Typography > Advanced Typography.

Here is the documentation providing more detailed instructions: https://xtemos.com/docs/woodmart/advanced-typography-settings/

2. Please provide your site URL we shall check if it is possible to do.

3. Please refer the Slider Revolution documentation to configure your slider https://www.themepunch.com/revslider-doc/slider-setup/#slidertype

Make sure the row is full-width.

Best Regards