add Logo component

src/components/Logo.js

@@ -0,0 +1,23 @@
+import React, { Component } from 'react';
+
+
+class Card extends Component {
+  constructor(props) {
+    super(props);
+
+    this.state = {};
+  }
+
+  render() {
+    return (
+      <div>
+        <img
+          style={this.props.style}
+          src={this.props.src}
+          alt={this.props.alt}></img>
+      </div>
+    );
+  }
+}
+
+export default Card;