.marker{background-color:#003149;border:3px solid #fff;border-radius:50%;box-shadow:0 0 5px #00000080;height:25px;position:relative;width:25px}.marker:after{border-left:6px solid transparent;border-right:6px solid transparent;border-top:10px solid #003149;bottom:-5px;height:0;transform:translate(-50%);width:0}.marker.pulse:before,.marker:after{content:"";left:50%;position:absolute}.marker.pulse:before{animation:pulse 2s infinite;background:#f006;border-radius:50%;height:40px;top:50%;transform:translate(-50%,-50%);width:40px}@keyframes pulse{0%{opacity:1;transform:translate(-50%,-50%) scale(1)}to{opacity:0;transform:translate(-50%,-50%) scale(2)}}