How to put css rule in one horizontal line?

Question

Images

It is necessary to put an image and text on the right, text on the left of the image in a horizontal line, and vice versa,
what css rule to apply?

<section id="about">
       <div class="container">
           <div class="title">
          <h2>About us</h2>
           <p>Proin iaculis purus consequat sem cure.</p>
       </div>
       <div>
           <h3>JULY 2010<br>Our Humble Beginnings</h3>
           <p>Proin iaculis purus consequat sem 
              cure digni ssim. Donec porttitora 
              entum suscipit aenean rhoncus posuere 
              odio ticidunt. Proin iaculis purus consequat sem 
              cure digni ssim. Donec porttitora 
              entum suscipit. </p>
              <img src="img/about1.jpg" alt="ИЮЛЬ 2010">
       </div>
       </div>
   </section>

Answer 1

https://css-tricks.com/snippets/css/a-guide-to-flexbox/
read about align-items and justify-content