body{font-family:system-ui,"Hiragino Sans","Noto Sans JP",sans-serif;max-width:720px;margin:0 auto;padding:16px;line-height:1.8;color:#222}
header a{font-weight:700;text-decoration:none;color:#c0392b}
img{max-width:100%;height:auto}
.pr{background:#fff4e5;border-left:4px solid #e67e22;padding:8px 12px;font-size:.9em}
footer{margin-top:48px;font-size:.8em;color:#666;border-top:1px solid #ddd}
.aff{margin:24px 0 8px;font-weight:700}
.aff-banner{margin:0 0 24px}