Fresh coat of paint

Features New homepage + style updates The new homepage is a bit more welcoming and beginner-friendly, reflecting a desire to have Serial be a little more approachable. Sans-serif styles are a bit more emphasized (as opposed to the monospace styles from before) Improvements Separated article and video design settings into their own panes, and added a shortcut in article and video pages to set specific relevant settings. YouTube videos in articles and blog posts now use the user's YouTube embed settings, showing either the custom video player or a better formatted YouTube embed. Only fetches new feeds when necessary, better reflecting individual feed TTL (time to live) data. Data streaming optimization, preventing an issue where the page would briefly freeze for large numbers of feeds Add helpful "Copy Feed URL" and "Open In" links to Edit Feed dialog for better debugging and navigating to the original website Prevent sidebar overflow at half desktop and tablet sizes