p.none {border-right-style:none;}
p.dotted {border-right-style:dotted;}
p.dashed {border-right-style:dashed;}
p.solid {border-right-style:solid;}
p.double {border-right-style:double;}
p.groove {border-right-style:groove;}
p.ridge {border-right-style:ridge;}
p.inset {border-right-style:inset;}
p.outset {border-right-style:outset;}
<p class="none">No right border.</p>
<p class="dotted">A dotted right border.</p>
<p class="dashed">A dashed right border.</p>
<p class="solid">A solid right border.</p>
<p class="double">A double right border.</p>
<p class="groove">A groove right border.</p>
<p class="ridge">A ridge right border.</p>
<p class="inset">An inset right border.</p>
<p class="outset">An outset right border.</p>