.marquesina {
  width: 100%;
  overflow: hidden;
  background: #003162;
  color: #fff;
  font-family:Calibri;
  white-space: nowrap;
  height:7vh;
  display: flex;
  align-items: center; /* 👈 centra verticalmente */
}

.track {
  display: flex;
  width: max-content;
  will-change: transform;
}

.grupo {
  display: flex;
}

.grupo span {
  margin-right: 60px;
  font-size: 1rem;
}
.grupo a {
  color:white;
  font-size: 1rem;
  text-decoration:none;
}

/* animación usa variable dinámica */
.track.animando {
  animation: scroll var(--duracion) linear infinite;
}

@keyframes scroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(calc(-1 * var(--ancho)));
  }
}	
.marquesina:hover .track {
  animation-play-state: paused;
}