.section-tienda {
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  position: relative;
}
.section-tienda.desktop {
  background-image: url(../images/tienda/bg-tienda.jpg);
  height: 42.5vw;
}
.section-tienda.mobile {
  background-image: url(../images/tienda/bg-tienda-mobile.jpg);
  height: 146vw;
}
.section-tienda .btn {
  position: absolute;
  left: 50%;
  top: 60%;
  transform: perspective(1px) translateX(-50%);
  font-weight: 900;
  font-size: 1.8rem;
}
@media (max-width: 991.98px) {
  .section-tienda .btn {
    font-size: 1rem;
  }
}
@media (max-width: 424.98px) {
  .section-tienda .btn {
    font-size: .8rem;
  }
}