.dmdsjrsz { Vertical-align:top; Cursor: Pointe... -

Because class names like .dMDSjrsz are often or "hashed" by specific websites, the intent behind "creating a guide" for it could mean a few different things. Did you mean:

A guide on how generate these unique class names? .dMDSjrsz { vertical-align:top; cursor: pointe...

This looks like a specific class, likely generated by a tool or framework (such as Styled Components or a CSS-in-JS library). Because class names like

A guide on how to on a live website (using browser developer tools)? .dMDSjrsz { vertical-align:top; cursor: pointe...