Different colors are used for highlighting correct and wrong answers

app/src/main/java/com/example/quickmax/TaskActivity.kt

@@ -51,7 +51,13 @@ class TaskActivity : AppCompatActivity() {
     private fun processAnswer(answer: Answer) {
         timer.cancel()
         colorAnimation.cancel()
-        findViewById<CardView>(answer.cardId).setCardBackgroundColor(resources.getColor(R.color.colorAccent))
+        if (answer.correct)
+            findViewById<CardView>(answer.cardId).setCardBackgroundColor(resources.getColor(R.color.colorAccent))
+        else {
+            findViewById<CardView>(answer.cardId).setCardBackgroundColor(resources.getColor(R.color.colorPrimary))
+            (findViewById<CardView>(answer.cardId).getChildAt(0) as TextView).setTextColor(Color.WHITE)
+        }
+
         makeButtonsUncheckable()
 
         val responseFragment = ResponseFragment.newInstance().also {

app/src/main/res/layout/fragment_time_is_over.xml

@@ -34,7 +34,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginBottom="32dp"
-        android:text="Tap to continue"
+        android:text="@string/tap_to_continue"
         android:textAppearance="@style/TextAppearance.MaterialComponents.Subtitle1"
         android:textColor="#97000000"
         app:layout_constraintBottom_toBottomOf="parent"

app/src/main/res/values/strings.xml

@@ -10,4 +10,5 @@
     <string name="how_many_digits">HOW MANY DIGITS?</string>
     <string name="time_to_solve">Time to solve: %1$s seconds</string>
     <string name="btn_next">Next</string>
+    <string name="tap_to_continue">Tap anywhere to continue</string>
 </resources>