From a design perspective, one of the major problems with that currently is that it's all sans-serif - that's a major readability problem. Another is that the font sizes are so close that it's hard to differentiate. Yet another is that the color is the same. Even further, the line-length is far too long to be highly readable. All these factors provide no visual separation between normal text and headings.
That's a bare-bones analysis of the design issues. How do you fix them?
p, article.ul {
font-family: serif;
}
h3 {
font-size: 1.4em;
}
article {
max-width: 800px;
margin: 0 auto;
}
That dramatically improves the updates, as well as other blog posts most likely.
Yes, that's an improvement. I'd throw in: