1 class="frame__title">Content Preview and Menu Animation</h1> <nav class="frame__links"> <a href="http://tympanus.net/Tutorials/text-trail-effect/">Previous demo</a> <a href="https://tympanus.net/codrops/?p=55661">Article</a> <a href="https://github.com/codrops/SuperfluidLayout">GitHub</a> </nav> </div> <nav class="menu"> <span class="menu__item oh"><a class="menu__item-link oh__inner" href="#details-1">Velocity</a></span> <span class="menu__item oh"><a class="menu__item-link oh__inner" href="#details-2">P