text: import { Link } from "gatsby";
  import * as React from "react";
  
  // styles
  const pageStyles = {
    color: "#232129",
    padding: 96,
    fontFamily: "-apple-system, Roboto, sans-serif, serif",
  };
  const headingStyles = {
    marginTop: 0,
    marginBottom: 64,
    maxWidth: 320,
  };
  const headingAccentStyles = {
    color: "#663399",
  };
  const paragraphStyles = {
    marginBottom: 48,
  };
  const codeStyles = {
    color: "#8A6534",
    padding: 4,
    backgroundColor: "#FFF4DB",
    fontSize: "1.25rem",
    borderRadius: 4,
  };
  const listStyles = {
    marginBottom: 96,
    paddingLeft: 0,
  };
  const listItemStyles = {
    fontWeight: 300,
    fontSize: 24,
    maxWidth: 560,
    marginBottom: 30,
  };
  
  const linkStyle = {
    color: "#8954A8",
    fontWeight: "bold",
    fontSize: 16,
    verticalAlign: "5%",
  };
  
  const docLinkStyle = {
    ...linkStyle,
    listStyleType: "none",
    marginBottom: 24,
  };
  
  const descriptionStyle = {
    color: "#232129",
    fontSize: 14,
    marginTop: 10,
    marginBottom: 0,
    lineHeight: 1.25,
  };
  
  const docLink = {
    text: "Documentation",
    url: "https://www.gatsbyjs.com/docs/",
    color: "#8954A8",
  };
  
  const badgeStyle = {
    color: "#fff",
    backgroundColor: "#088413",
    border: "1px solid #088413",
    fontSize: 11,
    fontWeight: "bold",
    letterSpacing: 1,
    borderRadius: 4,
    padding: "4px 6px",
    display: "inline-block",
    position: "relative",
    top: -2,
    marginLeft: 10,
    lineHeight: 1,
  };
  
  // data
  const links = [
    {
      text: "Tutorial",
      url: "https://www.gatsbyjs.com/docs/tutorial/",
      description:
        "A great place to get started if you're new to web development. Designed to guide you through setting up your first Gatsby site.",
      color: "#E95800",
    },
    {
      text: "How to Guides",
      url: "https://www.gatsbyjs.com/docs/how-to/",
      description:
        "Practical step-by-step guides to help you achieve a specific goal. Most useful when you're trying to get something done.",
      color: "#1099A8",
    },
    {
      text: "Reference Guides",
      url: "https://www.gatsbyjs.com/docs/reference/",
      description:
        "Nitty-gritty technical descriptions of how Gatsby works. Most useful when you need detailed information about Gatsby's APIs.",
      color: "#BC027F",
    },
    {
      text: "Conceptual Guides",
      url: "https://www.gatsbyjs.com/docs/conceptual/",
      description:
        "Big-picture explanations of higher-level Gatsby concepts. Most useful for building understanding of a particular topic.",
      color: "#0D96F2",
    },
    {
      text: "Plugin Library",
      url: "https://www.gatsbyjs.com/plugins",
      description:
        "Add functionality and customize your Gatsby site or app with thousands of plugins built by our amazing developer community.",
      color: "#8EB814",
    },
    {
      text: "Build and Host",
      url: "https://www.gatsbyjs.com/cloud",
      badge: true,
      description:
        "Now you’re ready to show the world! Give your Gatsby site superpowers: Build and host on Gatsby Cloud. Get started for free!",
      color: "#663399",
    },
  ];
  
  // markup
  const IndexPage = () => {
    return (
      <main style={pageStyles}>
        <title>Home Page</title>
        <h1 style={headingStyles}>
          Congratulations
          <br />
          <span style={headingAccentStyles}>— you just made a Gatsby site! </span>
          <span role="img" aria-label="Party popper emojis">
            🎉🎉🎉
          </span>
        </h1>
        <p style={paragraphStyles}>
          Edit <code style={codeStyles}>src/pages/index.js</code> to see this page
          update in real-time.{" "}
          <span role="img" aria-label="Sunglasses smiley emoji">
            😎
          </span>
        </p>
        <ul style={listStyles}>
          <li style={docLinkStyle}>
            <a
              style={linkStyle}
              href={`${docLink.url}?utm_source=starter&utm_medium=start-page&utm_campaign=minimal-starter`}
            >
              {docLink.text}
            </a>
          </li>
          {links.map((link) => (
            <li key={link.url} style={{ ...listItemStyles, color: link.color }}>
              <span>
                <a
                  style={linkStyle}
                  href={`${link.url}?utm_source=starter&utm_medium=start-page&utm_campaign=minimal-starter`}
                >
                  {link.text}
                </a>
                {link.badge && (
                  <span style={badgeStyle} aria-label="New Badge">
                    NEW!
                  </span>
                )}
                <p style={descriptionStyle}>{link.description}</p>
              </span>
            </li>
          ))}
        </ul>
        <img
          alt="Gatsby G Logo"
          src="data:image/svg+xml,%3Csvg width='24' height='24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M12 2a10 10 0 110 20 10 10 0 010-20zm0 2c-3.73 0-6.86 2.55-7.75 6L14 19.75c3.45-.89 6-4.02 6-7.75h-5.25v1.5h3.45a6.37 6.37 0 01-3.89 4.44L6.06 9.69C7 7.31 9.3 5.63 12 5.63c2.13 0 4 1.04 5.18 2.65l1.23-1.06A7.959 7.959 0 0012 4zm-8 8a8 8 0 008 8c.04 0 .09 0-8-8z' fill='%23639'/%3E%3C/svg%3E"
        />
  
        <h2>links</h2>
        <Link to="hoge">hoge</Link>
        <Link to="fuga">fuga</Link>
        <Link to="piyo">piyo</Link>
      </main>
    );
  };
  
  export default IndexPage;
  