.tracker-dot{r:6;fill:#0000;stroke:#ca3459;stroke-width:1.5px;opacity:0;transition:opacity .3s,stroke-width .15s}.tracker-dot.fade-in{opacity:1;animation:1.6s ease-in-out infinite pulse-stroke}.tracker-dot.fade-out{opacity:0;animation:none}@keyframes pulse-stroke{0%,to{stroke-width:2.5px;stroke:#000}50%{stroke-width:3.5px;stroke:#ca3459}}