.event__miniheader{position:fixed;top:0;left:0;z-index:10;width:100%;transition:transform .5s cubic-bezier(.16,1,.3,1);transform:translateY(-300px);background:var(--site-background);color:var(--site-foreground);box-shadow:0 0 10px rgba(0,0,0,.2);padding:1rem}.event__miniheader.visible{transform:translateY(0)}