demo: add scrollbar on the sidebar for short screen height (#3395)
demo: add scrollbar on the sidebar for short screen height (#3395)


ng-bootstrap/ng-bootstrap,benouat/ng-bootstrap,benouat/ng-bootstrap,fbasso/ng-bootstrap,jnizet/ng-bootstrap,maxokorokov/core,ng-bootstrap/ng-bootstrap,maxokorokov/core,benouat/ng-bootstrap,ng-bootstrap/ng-bootstrap,fbasso/ng-bootstrap,jnizet/ng-bootstrap,benouat/ng-bootstrap,jnizet/ng-bootstrap,fbasso/ng-bootstrap,maxokorokov/core,jnizet/ng-bootstrap,maxokorokov/core,ng-bootstrap/ng-bootstrap,fbasso/ng-bootstrap