To apply, install TamperMonkey, GreaseMonkey, Code Injector, or any other extension (such as Chrome or Firefox).
To apply TamperMonkey, Code injector, or GreaseMonkey, copy and paste the CSS code into the editor panel, then click the "Save" button. The code will be injected into the web page, and the styles will be applied.
On userstyles.org extension, its automatically apply the style when install button clicked.
This style: https://userstyles.org/styles/267457/pinterest-glass-pane-theme-skin
