CSS

There's likely some redundancies in here, and a few things that were done inefficiently, but below is what makes jabloggy look like it does.

See something that I could fix? Let me know!

@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono&display=swap');

:root {
    --width: 720px;
    --font-main: 'Roboto Mono', monospace;
    --font-secondary: 'Roboto Mono', monospace;
    --font-scale: .9em;
    --background-color: #fff;
    --heading-color: #000000;
    --text-color: #000000;
    --link-color: #000000;
    --visited-color: #000000;
    --main-color: #ff0000;
    --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);
}

/* Blog header on index and post pages */
#blog-title a {
    border-bottom: 0 solid var(--background-color);
}

#blog-title a:hover {
    background-color: var(--background-color);
    color: var(--text-color);
    text-decoration: none;
    border-bottom: 0 solid var(--background-color);
}

/* Blog header on post pages ONLY */
#post #blog-title a {
    padding: 4px 8px;
}

.norm {
    border-top: 3px dotted #232323;
}

/* Blog description (underneath title) on index page */
.description {
    font-size: 1em;
    color: var(--text-color);
    margin: 3px;
}

/* Post titles on blog index */
.post-title {
    padding-top: 20px;
    font-weight: normal;
}

.post-title a.u-url:link, .post-title a.u-url:visited {
    color: var(--link-color);
    font-family: var(--font-main);
    text-decoration: none;
    border-bottom: 3px solid #ff0000;
}

.post-title a.u-url:hover {
    background-color: var(--main-color);
    color: var(--background-color);
    text-decoration: none;
    border-bottom: 0 solid var(--background-color);
}

/* "Read more..." links */
a.read-more {
    color: var(--link-color);
    font-family: var(--font-main);
    text-decoration: none;
    border-bottom: 3px solid #ff0000;
}

/* Links inside blog posts */
a {
    color: var(--link-color);
    font-family: var(--font-main);
    text-decoration: none;
    border-bottom: 3px solid #ff0000;
}

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

footer {
    text-align: center;
    border-top: 3px dotted #232323;
}

footer hr {
    border: 0;
    height: 0px;
    color: var(--background-color);
}

/*

    RECIPES
    These are common patterns you may want to use on your blog.

*/

/* Center images */
img {
    display: block;
    margin: 0 auto;
}

/* Disable post header fade effect */
#post header {
    -moz-opacity: 1;
    -khtml-opacity: 1;
    -webkit-opacity: 1;
    opacity: 1;
} 

/* Hide post views 
header nav .views {
    display: none;
}
*/