There are a lot of nifty things you can do with CSS
Specifically I will be working with CSS2.
The power of floating
You can using only
CSS make nifty first letter highlighting. This of course looks especially neat if there is enough text to warp around a few times, and you can see what floating on the left gets you. Very powerful and easy to maintain.
Monitoring Corrections
The red dashs in the margin of the below paragraph will always be beside the line with the red "Correction" on it. Try resizing the window. I am wondering if anyone has added tracking of changes in a system like wiki in the style of Word apposed to diffing. The text comes from oed correction.
7 a Math. and Physics. The addition or subtraction of some quantity to or
from the result of an observation or calculation, to bring it into accordance
with certain standard conditions; the quantity so added or subtracted.
correction of a fluent (in Fluxions): the determination of what is now called
the constant of integration; the constant itself.
1743 W. EMERSON Fluxions, And finding the Fluent, z = sx[2]/2tt , which needs
no Correction-- (because when z = o, x = o). 1796 HUTTON Math. Dict. I. 482 s.v.
Fluent, The Fluent of a given fluxion, found as above, sometimes..wants a
correction. 1839 Penny Cycl. XIII. 422/2 The correction for the thickness [of
the lens], to be subtracted from F [the focal distance]. 1890 C. A. YOUNG
Elem. Astron. xiv. Sect.492 The correction for parallax always has to be added
to the observed altitude.