Using the width and height attributes:
<img src="https://www.freecatphotoapp.com/your-image.jpg" alt="A business cat wearing a necktie." width="500" height="400">
Using the width and height attributes:
<img src="https://www.freecatphotoapp.com/your-image.jpg" alt="A business cat wearing a necktie." width="500" height="400">