.link {
  text-decoration: none;
  color: #fffafa;
  text-align: center;
  font-family: Arial, sans-serif;
  font-weight: 500;
  font-size: 2rem;
  margin-bottom: 1rem;
  padding: 0;
}
.btn-primary {
  padding: 0.3rem;
  background-color: rgba(251, 251, 251, 0.7);
  border: 1px solid white;
  font-weight: 600;
  border-radius: 5px;
  color: black;
  cursor: pointer;
  transition: all 0.4s ease-in-out;
  font-size: 15px;
}

.btn-primary:hover {
  background-color: rgba(251, 251, 251, 0.5);
  border: 1px solid white;
  border-radius: 5px;
  color: black;
  font-weight: 600;
  /*sobra blanca shadow*/
  box-shadow: 0 0 20px white;
}

/* Estilo para las huellas */
.huella {
  position: absolute;
  background-image: url("https://static.vecteezy.com/system/resources/previews/014/604/909/original/dog-and-cat-paws-with-sharp-claws-cute-animal-footprints-png.png");
  /*filter: grayscale(1) invert(1);*/
  background-size: contain;
  background-repeat: no-repeat;
  width: 30px;
  height: 30px;
  opacity: 0;
  transition: opacity 0.3s, transform 0.3s;
}

/* Efecto de animación */
.huella.show {
  opacity: 1;
  transform: scale(1.2);
}

#pawContainer {
  position: fixed; /* Para que esté sobre toda la página */
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  z-index: 9999; /* Muy alto para que esté sobre todo */
  pointer-events: none; /* Para que no interfiera con clics */
}

.paw {
  position: absolute;
  width: 50px;
  height: 50px;
  background: url("https://static.vecteezy.com/system/resources/previews/014/604/909/original/dog-and-cat-paws-with-sharp-claws-cute-animal-footprints-png.png")
    no-repeat center;
  background-size: contain;
  opacity: 0;
  animation: fadeIn 1s forwards, moveUp 4s forwards;
  /*filter: invert(100%);*/
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

@keyframes moveUp {
  0% {
    opacity: 1;
    transform: translateY(0);
  }

  100% {
    opacity: 0;
    transform: translateY(-100px);
  }
}