.circle{border-radius:50%;background-color:#f26722;width:200px;height:200px;position:absolute;opacity:0;animation:scaleIn 8s cubic-bezier(.36,.11,.89,.32) infinite}@media(max-width:767px){.circle{width:130px;height:130px}}@keyframes scaleIn{0%{transform:scale(.7);opacity:.5}to{transform:scale(1.3);opacity:0}}.bounce{animation:bounce 2s infinite}@keyframes bounce{0%,20%,50%,80%,to{transform:translateY(0)}40%{transform:translateY(-30px)}60%{transform:translateY(-15px)}}