Guides page on material.angular.io has two scroll bars

[crisbeto]

https://material.angular.io/guides shows two scroll bars on Windows. See the attached screenshot.

[JordanSOA]

Hello, first time, so please excuse my lack of knowledge on how to proceed to help solve this issue.

Issue might come from
material-docs-app { height: 100vh }
Demo

or
material-docs-app>router-outlet+.main-content, material-docs-app>router-outlet+app-component-sidenav { overflow-y : auto }
Demo

[Splaktar]

I see this on Chrome on macOS as well.