<Fragment displaying a grey field> I am still a bi...

# stackoverflow

[user]

Fragment displaying a grey field
I am still a bit new to fragments in android studio but I was wondering if this is usually how fragments are displayed as on the phone. It appear as a grey background above my activity, as shown in this image: https://gyazo.com/9d5569718c5092debfeaab1c631b0046
This is my MainAppActivity code:
class MainAppActivity : AppCompatActivity() {
private lateinit var appBarConfiguration: AppBarConfiguration...