.event-back-btn{z-index:50;color:#fff;cursor:pointer;background:linear-gradient(135deg,#0072ff,#00c6ff);border:none;border-radius:999px;align-items:center;gap:6px;margin:20px;padding:10px 18px;font-size:14px;font-weight:600;transition:all .25s;display:inline-flex;position:sticky;top:16px;box-shadow:0 6px 16px #0003}.event-back-btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px #00000040}.event-back-btn:active{transform:translateY(0)}