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.book-quantities fieldset{border:1px solid #dfd1b9;border-radius:12px;padding:20px;margin:20px 0}.book-quantities legend{font-weight:bold;padding:0 8px}.order-subtotal{font-weight:bold}.order-error{color:#a02d20}

.amazon-links{display:grid;grid-template-columns:1fr 1fr;gap:12px}.amazon-links a{display:block;padding:14px 18px;border:1px solid #b89a51;border-radius:10px;text-decoration:none;background:#f5ebda;text-align:center;font:600 17px/1.5 system-ui}@media(max-width:580px){.amazon-links{grid-template-columns:1fr}}

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[hidden]{display:none!important}