Merge pull request #334 from stuartmorgan/import-css-colors

[css_colors] Import from flutter/css_colors
diff --git a/packages/animations/example/lib/container_transition.dart b/packages/animations/example/lib/container_transition.dart
index e26983f..583d559 100644
--- a/packages/animations/example/lib/container_transition.dart
+++ b/packages/animations/example/lib/container_transition.dart
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:flutter/material.dart';
 import 'package:animations/animations.dart';
+import 'package:flutter/material.dart';
 
 const String _loremIpsumParagraph =
     'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod '
diff --git a/packages/animations/example/lib/fade_scale_transition.dart b/packages/animations/example/lib/fade_scale_transition.dart
index 08ec008..bf14567 100644
--- a/packages/animations/example/lib/fade_scale_transition.dart
+++ b/packages/animations/example/lib/fade_scale_transition.dart
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:flutter/material.dart';
 import 'package:animations/animations.dart';
+import 'package:flutter/material.dart';
 
 /// The demo page for [FadeScaleTransition].
 class FadeScaleTransitionDemo extends StatefulWidget {
diff --git a/packages/animations/example/lib/fade_through_transition.dart b/packages/animations/example/lib/fade_through_transition.dart
index 65ccf49..78795a8 100644
--- a/packages/animations/example/lib/fade_through_transition.dart
+++ b/packages/animations/example/lib/fade_through_transition.dart
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:flutter/material.dart';
 import 'package:animations/animations.dart';
+import 'package:flutter/material.dart';
 
 /// The demo page for [FadeThroughTransition].
 class FadeThroughTransitionDemo extends StatefulWidget {
diff --git a/packages/animations/example/lib/shared_axis_transition.dart b/packages/animations/example/lib/shared_axis_transition.dart
index 707e2fd..3d41193 100644
--- a/packages/animations/example/lib/shared_axis_transition.dart
+++ b/packages/animations/example/lib/shared_axis_transition.dart
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'package:flutter/material.dart';
 import 'package:animations/animations.dart';
+import 'package:flutter/material.dart';
 
 /// The demo page for [SharedAxisPageTransitionsBuilder].
 class SharedAxisTransitionDemo extends StatefulWidget {
diff --git a/packages/animations/test/dual_transition_builder_test.dart b/packages/animations/test/dual_transition_builder_test.dart
index 09a80af..1844798 100644
--- a/packages/animations/test/dual_transition_builder_test.dart
+++ b/packages/animations/test/dual_transition_builder_test.dart
@@ -3,8 +3,8 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
-import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/widgets.dart';
+import 'package:flutter_test/flutter_test.dart';
 
 void main() {
   testWidgets('runs animations', (WidgetTester tester) async {
diff --git a/packages/animations/test/fade_scale_transition_test.dart b/packages/animations/test/fade_scale_transition_test.dart
index f87d182..e7d65eb 100644
--- a/packages/animations/test/fade_scale_transition_test.dart
+++ b/packages/animations/test/fade_scale_transition_test.dart
@@ -5,8 +5,8 @@
 import 'package:animations/src/fade_scale_transition.dart';
 import 'package:animations/src/modal.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/widgets.dart';
+import 'package:flutter_test/flutter_test.dart';
 
 void main() {
   testWidgets(
diff --git a/packages/animations/test/fade_through_transition_test.dart b/packages/animations/test/fade_through_transition_test.dart
index ac0ba19..66ad4a9 100644
--- a/packages/animations/test/fade_through_transition_test.dart
+++ b/packages/animations/test/fade_through_transition_test.dart
@@ -5,8 +5,8 @@
 import 'package:animations/src/fade_through_transition.dart';
 import 'package:flutter/animation.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/widgets.dart';
+import 'package:flutter_test/flutter_test.dart';
 
 void main() {
   testWidgets(
diff --git a/packages/animations/test/modal_test.dart b/packages/animations/test/modal_test.dart
index 7d9c463..c5869b9 100644
--- a/packages/animations/test/modal_test.dart
+++ b/packages/animations/test/modal_test.dart
@@ -6,8 +6,8 @@
 
 import 'package:animations/src/modal.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/widgets.dart';
+import 'package:flutter_test/flutter_test.dart';
 
 void main() {
   testWidgets(
diff --git a/packages/animations/test/shared_axis_transition_test.dart b/packages/animations/test/shared_axis_transition_test.dart
index 03ac704..cc3e619 100644
--- a/packages/animations/test/shared_axis_transition_test.dart
+++ b/packages/animations/test/shared_axis_transition_test.dart
@@ -5,8 +5,8 @@
 import 'package:animations/src/shared_axis_transition.dart';
 import 'package:flutter/animation.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_test/flutter_test.dart';
 import 'package:flutter/widgets.dart';
+import 'package:flutter_test/flutter_test.dart';
 import 'package:vector_math/vector_math_64.dart' hide Colors;
 
 void main() {