merge material 3

lib/pages/term/term_edit.dart

@@ -1,4 +1,3 @@
-
 import 'package:fcs/domain/vo/term.dart';
 import 'package:fcs/helpers/theme.dart';
 import 'package:fcs/pages/main/util.dart';
@@ -69,11 +68,7 @@ class _TermEditState extends State<TermEdit> {
               color: primaryColor,
             ),
             leading: IconButton(
-              icon: Icon(
-                CupertinoIcons.back,
-                color: primaryColor,
-                size: 30,
-              ),
+              icon: Icon(CupertinoIcons.back, color: primaryColor, size: 25),
               onPressed: () {
                 Navigator.of(context).pop();
               },
@@ -85,7 +80,8 @@ class _TermEditState extends State<TermEdit> {
                   onPressed: _unfocus,
                   icon: Icon(Icons.check, color: primaryColor))
             ],
-            bottom: TabBar(
+            bottom: TabBar.secondary(
+              indicatorColor: primaryColor,
               onTap: (index) {
                 if (index == 0) {
                   _focusNodeEng = new FocusNode();
@@ -119,12 +115,15 @@ class _TermEditState extends State<TermEdit> {
                 height: MediaQuery.of(context).size.height - 200,
                 child: TabBarView(
                   children: [
+                    const SizedBox(),
+                    const SizedBox(),
                     // textEditor(_controllerEng, _focusNodeEng),
                     // textEditor(_controllerMm, _focusNodeMm),
                   ],
                 ),
               ),
               savebtn,
+              const SizedBox(height: 20)
             ],
           ),
         ),