Youtube Html5 Video Player Codepen !full! Link

.progress-container:hover height: 6px; /* Enlarges on hover, mimicking YouTube UX */

return $mins:$secs < 10 ? '0' : ''$secs ; youtube html5 video player codepen

<!-- Center group: seek bar + time --> <div class="controls-center"> <div class="progress-bar-container" id="progressContainer"> <div class="progress-bg"> <div class="progress-fill" id="progressFill"></div> </div> </div> <div class="time-text"> <span id="currentTimeDisplay">0:00</span> / <span id="durationDisplay">0:00</span> </div> </div> .progress-container:hover height: 6px