body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  text-align: center;
  margin: 0;
  padding: 20px;
  background: #eef2f3;
}

h2 {
  margin-bottom: 20px;
  color: #333;
}

#map-container {
  position: relative;
  display: inline-block;
  width: 100%;
  max-width: 1000px;
}

#map {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

#tooltip {
  position: absolute;
  background: rgba(0,0,0,0.85);
  color: #fff;
  padding: 6px 10px;
  border-radius: 4px;
  pointer-events: none;
  font-size: 12px;
  opacity: 0;
  transition: opacity 0.2s;
}

/* Meteorite circles hover effect (radius change handled in JS now) */
circle.meteorite {
  stroke: #fff;
  stroke-width: 0.5px;
  cursor: pointer;
  opacity: 0.6;
  transition: opacity 0.2s, filter 0.2s;
}

circle.meteorite:hover {
  filter: drop-shadow(0 4px 6px rgba(0,0,0,0.3));
  opacity: 0.9;
}