Card.jsx

import React from "react";
import clsx from "clsx";
import Link from "@docusaurus/Link";
import styles from "../src/pages/styles.module.css";
import Translate from "@docusaurus/Translate";

function Card({ to, header, body, externalIcon = false }) {
  /*
  Both the `header` and `body` expect an object with the following type
  header = {
    label: String, //
    translateId: String //
  }
  */

  return (
    <div className={clsx("col col--4 ", styles.feature)}>
      <Link className="navbar__link card" to={to}>
        <div className="card__header">
          <h3>
            <Translate description={header.translateId}>
              {header.label}
            </Translate>
            {externalIcon && (
              <svg
                width="13.5"
                height="13.5"
                aria-hidden="true"
                viewBox="0 0 24 24"
                className={styles.iconExternalIcon}
              >
                <path
                  fill="currentColor"
                  d="M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z"
                ></path>
              </svg>
            )}
          </h3>
        </div>

        {typeof body === "object" && (
          <div className="card__body">
            <p>
              <Translate description={body.translateId}>{body.label}</Translate>
            </p>
          </div>
        )}
      </Link>
    </div>
  );
}

export default Card;