很整洁!Really like it!
What's the thinking behind the Bitter font? I thought it was monospaced for a minute, which would've been cool.
May I recommend spacing out the lines? The usual rule of thumb is 1.5x spacing vs. line height.
More examples with photos and figures in various sizes would help users who are picking out the theme.
I also went for something minimal for my blog. Here's a comparable page: https://shan.io/writing/