.ro-reading-progress{z-index:60;background-color:var(--ember-500);transform-origin:0;pointer-events:none;height:3px;position:fixed;top:0;left:0;right:0;transform:scaleX(0)}@keyframes ro-reading-progress-grow{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@supports (animation-timeline:scroll()){.ro-reading-progress{animation:linear forwards ro-reading-progress-grow;animation-timeline:scroll(root)}}