fix: Updates dnd becmi roll templates to support dark mode
fix: Updates dnd becmi roll templates to support dark mode

- Adds CSS rules to use the defined dark mode colours for the roll template row backgrounds and text
- Updates some existing CSS rules to use defined colours rather than similar hard-coded colours
- Adds CSS rules to ensure the inline roll results are coloured in a specific manner to ensure readability

kreuvf/roll20-character-sheets,vince-roll20/roll20-character-sheets,suldae/roll20-character-sheets,Roll20/roll20-character-sheets,finderski/roll20-character-sheets,Roll20/roll20-character-sheets,Roll20/roll20-character-sheets,kreuvf/roll20-character-sheets,kreuvf/roll20-character-sheets,finderski/roll20-character-sheets,suldae/roll20-character-sheets,Roll20/roll20-character-sheets,vince-roll20/roll20-character-sheets,suldae/roll20-character-sheets,vince-roll20/roll20-character-sheets,suldae/roll20-character-sheets,vince-roll20/roll20-character-sheets,vince-roll20/roll20-character-sheets,suldae/roll20-character-sheets,finderski/roll20-character-sheets,Roll20/roll20-character-sheets,kreuvf/roll20-character-sheets,kreuvf/roll20-character-sheets,finderski/roll20-character-sheets,finderski/roll20-character-sheets