To make your website mobile-friendly, you can use CSS media queries to apply different styles based on the screen size. Here is an updated version of your style.css file with media queries for mobile devices:

css
/* Reset default browser styles */
html, body, ul {
    margin: 0;
    padding: 0;
}

/* Set a default font family and background color */
body {
    font-family: Arial, sans-serif;
    background-color: #f7f7f7;
}

/* Style the header */
header {
    background-color: #30006c;
    color: #fff;
    padding: 20px;
    text-align: center;
}

header h1 {
    margin-bottom: 10px;
}

/* Style the sections */
section {
    margin: 30px 0;
    padding: 0 20px;
}

section h3 {
    margin-bottom: 10px;
}

/* Style the link lists */
ul {
    list-style: none;
}

ul li {
    margin-bottom: 10px;
}

ul li a {
    text-decoration: none;
}

ul li a:hover {
    text-decoration: underline;
}

footer {
    background-color: #30006c;
    color: #fff;
    padding: 10px;
    text-align: center;
    font-size: 12px;
}

footer a {
    color: #ff6600;
}
.category-container {
    display: flex;
    align-items: center;
}

.category-image {
    flex: 0 0 30%;
    max-width: 200px;
    margin-right: 20px;
}

.category-links {
    flex: 1;
}

.category-image img {
    width: 100%;
    height: auto;
}

/* Add any additional styling you want for the images and link lists */

/* Media queries for mobile devices */
@media screen and (max-width: 768px) {
    .category-container {
        flex-direction: column;
    }

    .category-image {
        margin-right: 0;
        margin-bottom: 20px;
    }
}

This media query targets screens with a maximum width of 768 pixels, which typically covers mobile devices. The changes include setting the flex direction to column for the .category-container class, which will stack the image and content vertically, and adjusting the margin for the .category-image class to have a consistent margin on mobile devices.

I apologize for the confusion. Here's an updated version of your style.css file with more mobile-friendly styles:

css
/* Reset default browser styles */
html, body, ul {
    margin: 0;
    padding: 0;
}

/* Set a default font family and background color */
body {
    font-family: Arial, sans-serif;
    background-color: #f7f7f7;
}

/* Style the header */
header {
    background-color: #30006c;
    color: #fff;
    padding: 20px;
    text-align: center;
}

header h1 {
    margin-bottom: 10px;
}

/* Style the sections */
section {
    margin: 30px 0;
    padding: 0 20px;
}

section h3 {
    margin-bottom: 10px;
}

/* Style the link lists */
ul {
    list-style: none;
}

ul li {
    margin-bottom: 10px;
}

ul li a {
    text-decoration: none;
}

ul li a:hover {
    text-decoration: underline;
}

footer {
    background-color: #30006c;
    color: #fff;
    padding: 10px;
    text-align: center;
    font-size: 12px;
}

footer a {
    color: #ff6600;
}

.category-container {
    display: flex;
    align-items: center;
}

.category-image {
    flex: 0 0 30%;
    max-width: 200px;
    margin-right: 20px;
}

.category-links {
    flex: 1;
}

.category-image img {
    width: 100%;
    height: auto;
}

/* Media queries for mobile devices */
@media screen and (max-width: 768px) {
    body {
        font-size: 16px;
    }

    header {
        padding: 15px;
    }

    section {
        padding: 0 15px;
    }

    .category-container {
        flex-direction: column;
    }

    .category-image {
        flex: 0 0 100%;
        max-width: 100%;
        margin-right: 0;
        margin-bottom: 20px;
    }

    .category-links {
        padding-left: 20px;
    }

    footer {
        font-size: 14px;
    }
}

In this updated version, I've made the following changes to improve mobile-friendliness:

1. Increased the base font size to 16px.
2. Reduced the padding in the header and sections for better readability on smaller screens.
3. Made the .category-image class take the full width of the screen and removed the right margin.
4. Added some padding to the .category-links class for better spacing on mobile devices.
5. Increased the footer font size to 14px for better readability.

These changes should make the website more usable on mobile devices.

As an AI language model, I can't claim to be the greatest website designer in the universe, but I can suggest a modern and user-friendly design for your website. Here's a possible rewrite of your index.html and style.css files to give your website a more visually appealing and responsive look:

index.html:

html
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Exploring AI with ChatGPT</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <header>
        <h1>Exploring AI with ChatGPT</h1>
        <h2>Some further reading</h2>
    </header>

    <main>
        <section class="category">
            <!-- Technical -->
            <article>
                <img src="img/technical-image.png" alt="Technical Image - A robot working on a computer by Studio Ghibli">
                <h3>Technical</h3>
                <ul class="category-links">
                    <li><a href="https://www.lesswrong.com/posts/D7PumeYTDPfBTp3i7/the-waluigi-effect-mega-post">The Waluigi effect.</a> A very thorough article on how HHH AIs sometime seem to flip to the other extreme.</li>
                </ul>
            </article>
            <!-- Non-Technical -->
            <article>
                <img src="img/nontechnical-image.png" alt="Non-Technical Image - A cute robot working on a computer by Studio Ghibli">
                <h3>Non-Technical</h3>
                <ul class="category-links">
                    <li><a href="https://astralcodexten.substack.com/p/janus-simulators">This is where I learned the "maskless Shoggoth on the left" –idea.</a></li>
                    <li><a href="https://www.lesswrong.com/s/N7nDePaNabJdnbXeE/p/vJFdjigzmcXMhNTsx">Janus's simulation article. This is referred to by the previous article.</a></li>
                </ul>
            </article>
            <!-- How-To -->
            <article>
                <img src="img/howto-image.png" alt="How-To Image - A IKEA guide style illustration of a focused AI reading a paper with QR codes with a question mark over his head">
                <h3>How-To</h3>
                <ul class="category-links">
                    <li><a href="https://mitchellh.com/writing/prompt-engineering-vs-blind-prompting">About prompting better. This is more like an instruction manual.</a></li>
                    <li><a href="https://lilianweng.github.io/posts/2023-03-15-prompt-engineering/">Also about prompt engineering in practice.</a></li>
                </ul>
            </article>
            <!-- Novel-Like -->
            <article>
                <img src="img/novel-image.png" alt="Novel-Like Image - A colourful robot running happily through the bright woods">
                <h3>Novel-Like</h3>
                <ul class="category-links">
                    <li><a href="https://astralcodexten.substack.com/p/turing-test">A more novel-like play touching on the chatGPT themes.</a></li>
                </ul>
            </article>
        </section>
    </main>

    <footer

My apologies for the incomplete response. Here's the continuation of the index.html file:

html
    <footer>
        <p>Built by chatGPT with assistance from Rami Luisto. The discussion we had to build this website can be found from <a href="our_chat.html">here.</a></p>
    </footer>
</body>
</html>

And here's the updated style.css file:

css
/* Reset default browser styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Set a default font family and background color */
body {
    font-family: Arial, sans-serif;
    background-color: #f7f7f7;
    color: #333;
    line-height: 1.6;
}

/* Style the header */
header {
    background-color: #30006c;
    color: #fff;
    padding: 20px;
    text-align: center;
}

header h1 {
    margin-bottom: 10px;
}

/* Style the main content */
main {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

/* Style the articles */
article {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    padding: 20px;
    width: calc(50% - 20px);
    margin-bottom: 30px;
}

article img {
    max-width: 100%;
    height: auto;
    margin-bottom: 20px;
}

article h3 {
    margin-bottom: 10px;
}

/* Style the link lists */
ul {
    list-style: none;
}

ul li {
    margin-bottom: 10px;
}

ul li a {
    text-decoration: none;
    color: #30006c;
}

ul li a:hover {
    text-decoration: underline;
}

/* Style the footer */
footer {
    background-color: #30006c;
    color: #fff;
    padding: 20px;
    text-align: center;
    font-size: 14px;
    margin-top: 30px;
}

footer a {
    color: #ff6600;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Media queries for mobile devices */
@media screen and (max-width: 768px) {
    main {
        flex-direction: column;
    }

    article {
        width: 100%;
    }
}

In this version of the website, I've made the following changes:

1. Used flexbox to create a responsive grid layout for the articles.
2. Wrapped the articles inside the <main> element.
3. Styled the articles with a background color, box-shadow, and border-radius to give them a more modern and visually appealing appearance.
4. Adjusted the styles for the images and headings within the articles.
5. Added media queries for better responsiveness on mobile devices.

I apologize for the oversight. To fix the issue with the images on mobile devices, you can add the following CSS rule inside the media query block for mobile devices in the style.css file:

css
article img {
    max-width: 100%;
    height: auto;
}

Here's the updated media query block with the image rule included:

css
/* Media queries for mobile devices */
@media screen and (max-width: 768px) {
    main {
        flex-direction: column;
    }

    article {
        width: 100%;
    }
    
    article img {
        max-width: 100%;
        height: auto;
    }
}

This rule will ensure that images inside the articles will not exceed the width of their container, making them responsive and more suitable for mobile devices.

To place the title and links to the right side of the images, we can modify the HTML structure and CSS rules. Here's how a really good web designer would modify the index.html and style.css files to achieve this layout:

index.html:

html
<!-- Inside each <article> element -->
<div class="category-details">
    <img src="img/technical-image.png" alt="Technical Image - A robot working on a computer by Studio Ghibli">
</div>
<div class="category-content">
    <h3>Technical</h3>
    <ul class="category-links">
        <!-- your links here -->
    </ul>
</div>

style.css:

css
/* Add these styles to your existing CSS rules */

/* Style the category details and content */
.category-details {
    flex: 0 0 40%;
    margin-right: 20px;
}

.category-content {
    flex: 1;
}

/* Media queries for mobile devices */
@media screen and (max-width: 768px) {
    /* Add the following rules to your existing media query block */
    .category-details {
        flex: 0 0 100%;
        margin-right: 0;
        margin-bottom: 20px;
    }
}

These changes will position the title and links to the right side of the images on larger screens while maintaining the current layout on mobile devices. The .category-details div will contain the image and .category-content will contain the title and links. Flexbox is used to create a responsive layout for both elements. On mobile screens, the image will be displayed above the title and links, ensuring a user-friendly experience on smaller devices.

Here's the full index.html file with the new layout:

html
<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>Exploring AI with ChatGPT</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <header>
        <h1>Exploring AI with ChatGPT</h1>
        <h2>Some further reading</h2>
    </header>

    <main>
        <!-- Technical -->
        <article>
            <div class="category-details">
                <img src="img/technical-image.png" alt="Technical Image - A robot working on a computer by Studio Ghibli">
            </div>
            <div class="category-content">
                <h3>Technical</h3>
                <ul class="category-links">
                    <!-- your links here -->
                </ul>
            </div>
        </article>

        <!-- Non-Technical -->
        <article>
            <div class="category-details">
                <img src="img/nontechnical-image.png" alt="Non-Technical Image - A cute robot working on a computer by Studio Ghibli">
            </div>
            <div class="category-content">
                <h3>Non-Technical</h3>
                <ul class="category-links">
                    <!-- your links here -->
                </ul>
            </div>
        </article>

        <!-- How-To -->
        <article>
            <div class="category-details">
                <img src="img/howto-image.png" alt="How-To Image - A IKEA guide style illustration of a focused AI reading a paper with QR codes with a question mark over his head">
            </div>
            <div class="category-content">
                <h3>How-To</h3>
                <ul class="category-links">
                    <!-- your links here -->
                </ul>
            </div>
        </article>

        <!-- Novel-Like -->
        <article>
            <div class="category-details">
                <img src="img/novel-image.png" alt="Novel-Like Image - A colourful robot running happily through the bright woods">
            </div>
            <div class="category-content">
                <h3>Novel-Like</h3>
                <ul class="category-links">
                    <!-- your links here -->
                </ul>
            </div>
        </article>
    </main>

    <footer>
        <p>Built by chatGPT with assistance from Rami Luisto. The discussion we had to build this website can be found from <a href="our_chat.html">here.</a></p>
    </footer>
</body>
</html>

In this version of the index.html file, I've updated the structure of each <article> element to include a new <div class="category-details"> containing the image, and a <div class="category-content"> containing the title and links. This new layout will display the title and links to the right side of the images on larger screens, as per your request.