Recently i was working on a web design project, and noticed something odd, after the last Google Chrome update. The default border style(user agent style) for button is chan
You could try disabling this flag: chrome://flags/#form-controls-refresh
Apparently the 83+ version of chrome changed how forms are rendered / handled: https://blog.chromium.org/2020/03/updates-to-form-controls-and-focus.html
Here is a relevent Google Support page which links to the blog post above: https://support.google.com/chrome/thread/48974735?hl=en