This is my life

WARNING: <span style="color:gray; background:gray;" title="highlight to read warnings"> rape, non-con, dub-con, incest, self-harm </span>

WARNING: rape, non-con, dub-con, incest, self-harm

With skip for accessibility with readers:

WARNING: (<a title="Skip this Warning" href="link to cut tag">skip</a>) <span title="This is a warning that is also a spoiler. Highlight to read." style="color:#666;background-color:#666;">Warning text goes here.</span><a name="skip.titleofstory"></a>

WARNING: (skip) Warning text goes here.

<span style="background: url(http://i361.photobucket.com/albums/oo54/crackysparkles/sparkles/ththglitter-1.gif)">Sparkly Text Goes Here</span>

Sparkly Text Goes Here

More sparkly backgrounds - but only use the gif not the code; it's LJ code