광고 소재 로테이션

<div class="rotation"><div class="title">CREATIVE MIX</div><div class="strip"><i id="ra"></i><i id="rb"></i><i id="rc"></i></div><div class="legend"><span>A</span><span>B</span><span>C</span></div><div class="cards"><div id="ca">A<br>ORIGINAL</div><div id="cb">B<br>ALTERNATE</div><div id="cc">C<br>NEW</div></div><div class="status" id="rs">ROTATE TO LEARN</div></div>

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const mixes=[[60,40,0],[40,35,25],[25,30,45]];const labels=['TWO ASSETS','NEW ASSET ENTERS','REBALANCED MIX'];let step=0;function draw(){const n=step++%3;const shares=mixes[n];['ra','rb','rc'].forEach((id,i)=>document.getElementById(id).style.width=shares[i]+'%');['ca','cb','cc'].forEach((id,i)=>document.getElementById(id).classList.toggle('on',i===n));document.getElementById('rs').textContent=labels[n]}draw();setInterval(draw,1300);