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Sattayawiwat Supphakhoon
2,265 PointsMake sure you are using the correct system value for white!
ffffff
Why it still wrong answer?
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent">
<Button
android:id="@+id/thrustButton"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/thrust_label"
android:background="#ffaa0000"
android:textColor="#ffffff "
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent" />
</android.support.constraint.ConstraintLayout>
1 Answer

Ben Deitch
Treehouse TeacherHey Sattayawiwat!
You need to use 8 of the letter 'f', and also you can't have any spaces at the end.
Hope that helps!
Sattayawiwat Supphakhoon
2,265 PointsSattayawiwat Supphakhoon
2,265 PointsThank you