.confirmacion {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background: #0c082bbf;
  backdrop-filter: blur(5px)
}
.confirmacion>div {
  width: min(100%,360px);
  padding: 2.6rem 1.8rem;
  color: #fff;
  text-align: center;
  background: #16835b;
  border-radius: 1.5rem;
  box-shadow: 0 25px 70px #0008;
  animation: entrada .32s cubic-bezier(.2,.9,.2,1)
}
.check {
  display: grid;
  place-items: center;
  width: 6.5rem;
  height: 6.5rem;
  margin: 0 auto 1.2rem;
  border: 5px solid #fff;
  border-radius: 50%;
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  animation: check .55s .15s both
}
.confirmacion h2 {
  margin: 0;
  font-size: 2rem
}
.confirmacion p {
  margin: .6rem 0 0;
  line-height: 1.5;
  font-weight: 600
}
@keyframes entrada {
  from {
    opacity: 0;
    transform: scale(.75)
  }
  to {
    opacity: 1;
    transform: scale(1)
  }
}
@keyframes check {
  from {
    transform: scale(0) rotate(-45deg)
  }
  70% {
    transform: scale(1.18) rotate(5deg)
  }
  to {
    transform: scale(1) rotate(0)
  }
}