.bird-following{position:absolute}.bird-rotating{transform:rotate(0)}.bird-hover{filter:drop-shadow(0 0 10px rgba(106, 141, 115, .7))}.bird-animation-container{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;overflow:visible;z-index:100}#bird-animation{position:absolute;width:110px;height:60px;opacity:0;pointer-events:none;transition:left 2s ease-in-out,top 2s ease-in-out,opacity .5s ease-in-out}.step-circle-hover{transform:scale(1.1);box-shadow:0 6px 15px rgba(0,0,0,.15)}