add signin function

lib/widget/label_widgets.dart

@@ -2,7 +2,7 @@ import 'dart:convert';
 
 import 'package:flutter/rendering.dart';
 import 'package:flutter/widgets.dart';
-import 'package:fcs/theme/theme.dart';
+import 'package:fcs/fcs/common/theme.dart';
 import 'package:fcs/widget/img_url.dart';
 import 'package:fcs/widget/local_text.dart';
 
@@ -14,16 +14,16 @@ Widget labeledText(BuildContext context, String text, String label,
       crossAxisAlignment: CrossAxisAlignment.start,
       children: <Widget>[
         Padding(
-          padding: const EdgeInsets.only(top:8.0),
-          child: LocalText(            
+          padding: const EdgeInsets.only(top: 8.0),
+          child: LocalText(
             context,
             label,
             fontSize: 14,
-            color:primaryColor,
+            color: primaryColor,
             fontWeight: FontWeight.bold,
           ),
         ),
-        
+
         // number ? Spacer() : Container(),
         Container(
           padding: EdgeInsets.only(top: 10),