body{font:1.1rem/1.6 Arial,sans-serif;max-width:48rem;margin:2rem auto;padding:1rem}section{padding:1.5rem;margin:1rem 0;border:1px solid #222a2a}h1{font-size:2rem}h2{font-size:1.2rem}
.specimen-pair-1{background:#f6f3ed;color:#ef8065}
.specimen-pair-2{background:#ef8065;color:#222a2a}
.specimen-pair-3{background:#f6f3ed;color:#8c918b}
.specimen-pair-4{background:#f6f3ed;color:#9b3824}
.specimen-pair-5{background:#f6f3ed;color:#222a2a}