First version

src/app/app-routing.module.ts

src/app/app.component.html

src/app/app.component.scss

src/app/app.component.spec.ts

src/app/app.component.ts

src/app/app.module.ts

src/app/services/background-color.service.spec.ts

src/app/services/background-color.service.ts

src/app/services/counter.service.spec.ts

src/app/services/counter.service.ts

src/app/views/down/down.component.html

src/app/views/down/down.component.scss

src/app/views/down/down.component.spec.ts

src/app/views/down/down.component.ts

src/app/views/reset/reset.component.html

src/app/views/reset/reset.component.scss

src/app/views/reset/reset.component.spec.ts

src/app/views/reset/reset.component.ts

src/app/views/up/up.component.html

src/app/views/up/up.component.scss