Generic: hr

Subtle: hr.subtle, hr.hr-subtle

Dashed: hr.dashed, hr.hr-dashed

Dotted: hr.dotted, hr.hr-dotted

Double: hr.double, hr.hr-double, hr.thick, hr.hr-thick

Outset: hr.outset, hr.hr-outset

Cutting indicator: hr.cut-here, hr.hr-cut-here