Enhancements

[andreipfeiffer]

• Back to listing link from article
• Back to top on article
• Smaller heading size (mobile)
• Replace with paid font
• OG:images
• Hover blog listing
• 404 page
• Less line-height for headings (2px between inline code is enough)
• Do/Don't for figure caption
• Headerlink on mobile aligned with text + bigger
• h1 blog centered? wider, reverse category spacing (less beneath, more top)
• add font antialiasing