Hide in mobile

<nav class="dn dib-ns"> I'm hidden in mobile </nav>

Progress Bar

<div class="bg-moon-gray br-pill h1 overflow-y-hidden"> <div class="bg-blue br-pill h1 shadow-1 w-third" ></div> </div>

Star rating

.half-star:before { content: '\2605'; position: absolute; overflow: hidden; width: 50% }