Header and BannerLogin done

src/components/Header.jsx

@@ -0,0 +1,12 @@
+import React from 'react'
+
+const Header = () => {
+    return (
+        <header className="header-main-page">
+            <h1>Pomodoro Timer</h1>
+            <h3>Made By <span className="selectable"><a target="_blank" href="https://www.behance.net/franpessano" rel="noreferrer">Francisco Pessano</a></span></h3>
+        </header>
+    )
+}
+
+export default Header