#poll 					{ margin-top: 20px; } /* line-height: 2.5ex;  } */

#regulations			{ margin-top: 15px; }
#regulations h3			{ text-align: left; font-size: 100%; padding: 30px 0px 20px 0px; }
#regulations table 		{ width: 90%; } 
#regulations table th	{ padding: 8px; text-align: center; }
#regulations table td 	{ padding: 8px; vertical-align: top; }

#regulations .PM1 table th 	{ width: 20%; }
#regulations .O3  table th 	{ width: 33%; }