First stable application according to tutorial

frontend/src/components/Button.js

@@ -0,0 +1,32 @@
+import React from 'react';
+import './Button.css';
+import { Link } from 'react-router-dom';
+
+const STYLES = ['btn--primary', 'btn--outline'];
+
+const SIZES = ['btn--medium', 'btn--large'];
+export const Button = ({
+    children,
+    type,
+    onClick,
+    buttonStyle,
+    buttonSize
+}) => {
+    const checkButtonStyle = STYLES.includes(buttonStyle)
+        ? buttonStyle
+        : STYLES[0];
+        
+        const checkButtonSize = SIZES.includes(buttonSize) ? buttonSize : SIZES[0];
+
+        return (
+            <Link to='sign-up' className='btn-mobile'>
+                <button
+                className={`btn ${checkButtonStyle} ${checkButtonSize}`}
+                onClick={onClick}
+                type={type}
+                >
+                    {children}
+                </button>
+            </Link>
+        );
+};