:root {
    --width: 50em; /* 720px; */
    --font-main: sans-serif;
    --font-secondary: sans-serif;
    --font-scale: 1em;
    --background-color: #222;
    --heading-color: #fff;
    --text-color: #fff;
    --link-color: #add8e6;
    --visited-color:  #8b6fcb;
    --code-background-color: #f2f2f2;
    --code-color: #222;
    --blockquote-color: #222;
}
body {
    font-family: var(--font-secondary);
    font-size: var(--font-scale);
    margin: auto;
    padding: 20px;
    max-width: var(--width);
    text-align: left;
    background-color: var(--background-color);
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.5;
    color: var(--text-color);
}

h1, h2, h3 {
    line-height: 1.2;
    margin-top: 1em;
    margin-bottom: 0;
    padding-bottom: 0;
}

h1 {
    font-size: 200%;
}

h2 {
    font-size: 167%;
}

h3 {
    font-size: 133%;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-main);
    color: var(--heading-color);
}

a {
    color: var(--link-color);
    cursor: pointer;
    text-decoration: underline;
}

a:visited {
    color: var(--link-color);
    cursor: pointer;
    text-decoration: underline;
}

a:hover {
    text-decoration: none; 
}

nav a {
    margin-right: 8px;
}

strong, b {
    color: var(--heading-color);
}

pre{max-width:100%;height:auto;white-space:pre-wrap}
.np{display:flex;flex-flow:row wrap;justify-content:space-between;padding-bottom:.5em;font-style:italic}