[Kotlin] how to control every button color with colorPrimary themes.xml at once
1. define the color name with colors.xml 1) res>> values >> colors.xml 2) designate the color #636262 2. change the primary color 1) res>> values> themes> themse.xml 2) i changed purple color into light gray at the primary tag @color/light_gray 3. confirm the result
2022.06.19