body{font-family:Georgia,'Times New Roman',serif;max-width:820px;margin:0 auto;padding:40px 20px;line-height:1.7;color:#222}
h1{font-family:Arial,Helvetica,sans-serif;font-size:28px;line-height:1.3}
h2{font-family:Arial,Helvetica,sans-serif;font-size:21px;margin-top:40px;border-bottom:1px solid #ddd;padding-bottom:6px}
h3{font-family:Arial,Helvetica,sans-serif;font-size:17px;margin-top:24px}
table{border-collapse:collapse;width:100%;margin:20px 0;font-family:Arial,Helvetica,sans-serif;font-size:14px}
th,td{border:1px solid #ccc;padding:8px 10px;text-align:left;vertical-align:top}
th{background:#f4f4f4}
.formula{background:#f7f7f7;border-left:4px solid #999;padding:14px 18px;font-family:'Courier New',monospace;margin:20px 0}
.meta-block{background:#fafafa;border:1px solid #e2e2e2;padding:16px 20px;margin-bottom:30px;font-family:Arial,sans-serif;font-size:14px}
.note{font-size:14px;color:#555;font-style:italic}
a{color:#1a5276}