:root {
    --bg-color: #303030;
    --text-color: #ccc;
    --link-color: #ccc;
    --hover-color: #fff;
    --max-width: 1000px;
    --font-main: sans-serif;
}

*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    font-size: 18px;
    line-height: 1.6;
    overflow-x: hidden;
}

main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 20px;
}

h1, h2, h3, h4, h5, h6 {
    text-align: center;
    line-height: 1.6;
}

a {
    color: var(--link-color);
    text-decoration: underline;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--hover-color);
    text-decoration: none;
}

.row-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 2rem;
}

.column {
    min-width: 0;
}

.column img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
    margin: 0 auto 1rem;
}

img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    height: auto;
}

img[src$='#small']  { 
    max-width: 30%; 
}

img[src$='#medium'] { 
    max-width: 50%; 
}

img[src$='#large']  { 
    max-width: 100%;
}


pre {
    background-color: #1a1a1a;
    padding: 16px;
    overflow: auto;
    font-size: 85%;
    line-height: 1.45;
    border-radius: 6px;
    margin-bottom: 16px;
}

pre code {
    background-color: transparent;
    padding: 0;
    margin: 0;
    font-size: inherit;
    border-radius: 0;
    color: inherit;
}


@media (max-width: 600px) {
    body { font-size: 16px; } 
    
    .row-container {
        gap: 20px;
        grid-template-columns: 1fr; 
    }
}