body { font-size: 12px; font-family: Helvetica, sans-serif; }
p { font-size: 1em; /* 12px */ line-height: 1.5em; /* 18px */ margin: 0 0 1.5em 0; }
/* 30px - The quick brown fox jumps over the lazy dog */
.class-for-30px { font-size: 2.5em; /* 30px */ line-height: 1.2em; /* 36px */ margin-top: 0.6em; margin-bottom: 0em; }
/* 28px - The quick brown fox jumps over the lazy dog */
.class-for-28px { font-size: 2.3333em; /* 28px */ line-height: 1.2857em; /* 36px */ margin-top: 0.6429em; margin-bottom: 0em; }
/* 26px - The quick brown fox jumps over the lazy dog */
.class-for-26px { font-size: 2.1667em; /* 26px */ line-height: 1.3846em; /* 36px */ margin-top: 0.6923em; margin-bottom: 0em; }
/* 24px - The quick brown fox jumps over the lazy dog */
.class-for-24px { font-size: 2em; /* 24px */ line-height: 1.5em; /* 36px */ margin-top: 0.75em; margin-bottom: 0em; }
/* 22px - The quick brown fox jumps over the lazy dog */
.class-for-22px { font-size: 1.8333em; /* 22px */ line-height: 1.6364em; /* 36px */ margin-top: 0.8182em; margin-bottom: 0em; }
/* 20px - The quick brown fox jumps over the lazy dog */
.class-for-20px { font-size: 1.6667em; /* 20px */ line-height: 1.8em; /* 36px */ margin-top: 0.9em; margin-bottom: 0em; }
/* 18px - The quick brown fox jumps over the lazy dog */
.class-for-18px { font-size: 1.5em; /* 18px */ line-height: 1em; /* 18px */ margin-top: 1em; margin-bottom: 0em; }
/* 16px - The quick brown fox jumps over the lazy dog */
.class-for-16px { font-size: 1.3333em; /* 16px */ line-height: 1.125em; /* 18px */ margin-top: 1.125em; margin-bottom: 0em; }
/* 14px - The quick brown fox jumps over the lazy dog */
.class-for-14px { font-size: 1.1667em; /* 14px */ line-height: 1.2857em; /* 18px */ margin-top: 1.2857em; margin-bottom: 0em; }

hr{border:0 #ccc solid;border-top-width:1px;clear:both;height:0}
p,dl,hr,h1,h2,h3,h4,h5,h6,ol,ul,pre,table,address,fieldset{}
h1{font-size:25px}
h2{font-size:23px;}
h3{font-size:21px}
h4{font-size:19px}
h5{font-size:17px}
h6{font-size:15px}
ol{list-style:decimal}
ul{list-style:disc; margin-top:-15px}
li{margin-left:20px; font-size: 1em; /* 12px */ line-height: 1.5em;}