Issue # 3495435: Added new stylesheet for the Sidebar Menu
This MR was created to commit all the changes for the issue: https://web247.atlassian.net/browse/DO-21
Adds styling/theming to the Sidebar Menu (created in a different MR)
Closes #3495435
This MR was created to commit all the changes for the issue: https://web247.atlassian.net/browse/DO-21
Adds styling/theming to the Sidebar Menu (created in a different MR)
Closes #3495435