H1 { color:blue; font-size:50; font-family:"Arial"; text-align:center}
H2 {color:blue; font-size:30; font-family:"Arial"; margin-left: 300; margin-right=300;}
H3 {font-size:24; font-family:"Arial"; margin-left: 100; margin-right=300;}
H4 {color:blue; font-size:18; font-family:"Arial";}
H5 {font size:18; font-family:"Arial"; margin-left: 300;}
H6 {font size:24; font-family:"Arial"; margin-left: 100; margin-right=100;}
UL {font-size:22; font-family:"Arial";}
PRE {font-style:italic; font-size:18; font-family:"Arial";}