Created preliminary gradient button

lib/src/screens/login_screen.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 
 import '../widgets/logo.dart';
+import '../widgets/gradient_button.dart';
 
 class LoginScreen extends StatelessWidget {
   Widget build(BuildContext context) {
@@ -16,7 +17,9 @@ class LoginScreen extends StatelessWidget {
               flex: 4,
             ),
             Expanded(
-              child: Text('Login Buton'),
+              child: Center(
+                child: GradientButton(),
+              ),
               flex: 1,
             ),
           ],

lib/src/widgets/gradient_button.dart

@@ -0,0 +1,30 @@
+import 'package:flutter/material.dart';
+
+class GradientButton extends StatelessWidget {
+  Widget build(BuildContext context) {
+    return ConstrainedBox(
+      constraints: const BoxConstraints(minWidth: 88.0, minHeight: 36.0),
+      child: Container(
+        padding: EdgeInsets.all(5),
+        child: Center(
+          widthFactor: 1.0,
+          heightFactor: 1.0,
+          child: Text('My custom Button'),
+        ),
+        decoration: BoxDecoration(
+          gradient: LinearGradient(
+              begin: Alignment.topLeft,
+              end: Alignment.bottomRight,
+              stops: [
+                0,
+                1.0
+              ],
+              colors: [
+                Color.fromRGBO(32, 156, 227, 1.0),
+                Color.fromRGBO(45, 83, 216, 1.0)
+              ]),
+        ),
+      ),
+    );
+  }
+}