Improvements

src/components/Greeting.jsx

@@ -0,0 +1,26 @@
+import React from 'react';
+
+export default class Greeting extends React.Component {
+  constructor(...args) {
+    super(...args);
+    this.state = {
+        greeting: ``
+    };
+ }
+
+  getGreeting() {
+    const h = new Date().getHours();
+    let t = 'Good evening'; // Set the default time string to "Good evening"	
+    if (h < 12) t = 'Good morning'; // If it's before 12am, set the time string to "Good morning"
+    else if (h < 18) t = 'Good afternoon'; // If it's before 6pm, set the time string to "Good afternoon"
+    this.setState({ greeting: t }); // Set the state to the time string
+  }
+
+  componentDidMount() {
+    this.getGreeting();
+  }
+  
+  render() {
+    return <h1 className='App-greeting'>{this.state.greeting}</h1>;
+  }
+}