Added hide to style selector and more modularizated the code

src/components/AboutThis.jsx

@@ -0,0 +1,36 @@
+import React from 'react'
+
+const AboutThis = () => {
+    return (
+        <div id="about-this">
+            <div className="titles">
+                <h3>About<span className="line-through"> us </span>this</h3>
+                <h3>Credits</h3>
+            </div>
+            <div className="information">
+                <ul>
+                    <li>
+                        <h4>
+                            Why did you make this application?
+                        </h4>
+                        <p>
+                            Because I wanted a pomodoro function that syncs with Clockify, which is a service that I use a lot to track my work.
+                        </p>
+                    </li>
+                </ul>
+                <ul>
+                    <li>
+                        <h4>
+                            Credit 1
+                        </h4>
+                        <p>
+                            Lorem ipsum dolor sit amet consectetur adipisicing elit. Iure suscipit totam magni, maiores facere quisquam est sapiente eligendi saepe repellendus quam blanditiis magnam ipsa doloribus facilis. Expedita eos corrupti dolor!
+                        </p>
+                    </li>
+                </ul>
+            </div>
+        </div>
+    )
+}
+
+export default AboutThis