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.a1	{font-size:4em}
.a2	{font-size:1.5em}
.a3	{font-size:.75em;clear:both}
.nv	{float:left;padding:1em;background-color:#FF6633}
.cl	{clear:right}
li:first-line	{font-weight:bold}
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.fr	{float:right;margin-bottom:2em;margin-left:2em}
.tn	{height:1.5em}
.hw	{width:48%;vertical-align:top}
.ec	{font-style:italic;color:#993333;margin-left:1em;margin-right:1em}
.eci	{font-style:italic;color:#993333;margin-left:0.25em}
.ct	{font-weight:bold;font-size:1.25em;margin-left:1em;margin-right:1em;text-align:justify}
.cb	{margin-left:1em;margin-right:1em;text-align:justify}
#hd	{list-style-image:url(bulldozer.gif)}
#lp	{list-style-image:url(light_pollution.jpg)}
#bh	{list-style-image:url(insect_net.jpg)}