#contenedor {
  margin: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  justify-content: center;
  /*align-items: center;
  background-color: #f0f8ff;*/
}

.orbita {
  position: relative;
  width: 200px;
  height: 200px;
}

.esfera {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 120px;
  height: 120px;
  margin-left: -60px;
  margin-top: -60px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #a0e7ff, #00ffc3);
  box-shadow: 0 0 20px rgba(0, 255, 200, 0.4);
  z-index: 2;
  transition: background 0.5s ease;
}

.orbita-sat {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  transform-origin: center;
  animation: orbitar 6s linear infinite;
}

.sat1 { animation-delay: 0s; }
.sat2 { animation-delay: 2s; }
.sat3 { animation-delay: 4s; }

.satelite {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: #00ffc3;
  box-shadow: 0 0 10px rgba(0, 255, 200, 0.6);
  transform: translateX(80px);
  animation: profundidad 6s linear infinite;
}

@keyframes orbitar {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes profundidad {
  0%,25%,75%,100% { z-index: 1; }
  50% { z-index: 3; }
}
.numero-central {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 36px;
  font-weight: bold;
  color: olive;
  background-color: transparent;
  pointer-events: none;
  z-index: 3;
}
.indicador {
  width: 200px;
  height: 200px;
  position: relative;
  margin: 10px;
  display: inline-block;
}

