Nitrogen is an exploration into the use of CSS sticky elements. Greet your blog visitors with a flashy header image that transforms into a fixed top bar as you scroll. With several customisation options, pick the style that best fits you! Preview this theme at xue-nitr.tumblr.com and xueprevs.tumblr.com/theme/nitrogen. 🌊 Key Features: ● Header with three available sizes ● Sidebar with up to 6 custom links and search bar ● Sticky header, sidebar, and post source portraits ● Custom styling for all post types (esp. audio posts!) ● Styled search and tag pages 🌊 Credits: ● Header and sidebar preview images by emeldraws (emeldraws.tumblr.com) ● Feather icons by Cole Bemis ● photosets.css by annasthms, eggdesign ● npf posts support by glenthemes ● customaudio.js by annasthms This theme is free, but please consider tipping to support my work! Thank you :)