To embed a "Schedule Appointment" button on your website, go to Client's Scheduling Page > Scheduling Page Link and scroll to the bottom. There you'll see the HTML embed code you can add to your website.
Copy and paste that code to your website and your clients will see a clickable button that will take them to your Acuity Client's Scheduling Page.
Here's what your button will look like:
The button color is controlled on the Customize Appearance page