.spotty-horse {
  display: flex;
  justify-content: center;
  align-items: center;
  width: -moz-fit-content;
  width: fit-content;
  overflow: hidden;
  height: 3rem;
  background-size: 300% 300%;
  -webkit-backdrop-filter: blur(1rem);
          backdrop-filter: blur(1rem);
  border-radius: 1rem;
  transition: 0.5s;
  animation: gradient_301 5s ease infinite;
  border: double 4px transparent;
  background-image: linear-gradient(#212121, #212121), linear-gradient(137.48deg, #ffdb3b 10%, #FE53BB 45%, #8F51EA 67%, #0044ff 87%);
  background-origin: border-box;
  background-clip: content-box, border-box;
}

.spotty-horse .container-stars {
  position: absolute;
  z-index: -1;
  width: 100%;
  height: 100%;
  overflow: hidden;
  transition: 0.5s;
  -webkit-backdrop-filter: blur(1rem);
          backdrop-filter: blur(1rem);
}

.spotty-horse strong {
  z-index: 2;
  font-size: 10px;
  letter-spacing: 5px;
  color: #FFFFFF;
  text-shadow: 0 0 4px white;
  padding: 0 1rem 0 1rem;
}

.spotty-horse .glow {
  position: absolute;
  display: flex;
  width: 12rem;
}

.spotty-horse .circle {
  width: 100%;
  height: 30px;
  filter: blur(2rem);
  animation: pulse_3011 4s infinite;
  z-index: -1;
}

.spotty-horse .circle:nth-of-type(1) {
  background: rgba(254, 83, 186, 0.636);
}

.spotty-horse .circle:nth-of-type(2) {
  background: rgba(142, 81, 234, 0.704);
}

.spotty-horse:hover #container-stars {
  z-index: 1;
  background-color: #212121;
}

.spotty-horse:hover {
  transform: scale(1.1);
}

.spotty-horse:active {
  border: double 4px #FE53BB;
  background-origin: border-box;
  background-clip: content-box, border-box;
  animation: none;
}

.spotty-horse:active .circle {
  background: #FE53BB;
}

.spotty-horse .stars {
  position: relative;
  background: transparent;
  width: 200rem;
  height: 200rem;
}

.spotty-horse .stars::after {
  content: "";
  position: absolute;
  top: -10rem;
  left: -100rem;
  width: 100%;
  height: 100%;
  animation: animStarRotate 90s linear infinite;
  background-image: radial-gradient(#ffffff 1px, transparent 1%);
  background-size: 50px 50px;
}

.spotty-horse .stars::before {
  content: "";
  position: absolute;
  top: 0;
  left: -50%;
  width: 170%;
  height: 500%;
  animation: animStar 60s linear infinite;
  background-image: radial-gradient(#ffffff 1px, transparent 1%);
  background-size: 50px 50px;
  opacity: 0.5;
}

@keyframes animStar {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-135rem);
  }
}
@keyframes animStarRotate {
  from {
    transform: rotate(360deg);
  }
  to {
    transform: rotate(0);
  }
}
@keyframes gradient_301 {
  0% {
    background-position: 0 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0 50%;
  }
}
@keyframes pulse_3011 {
  0% {
    transform: scale(0.75);
    box-shadow: 0 0 0 0 rgba(0, 0, 0, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 10px rgba(0, 0, 0, 0);
  }
  100% {
    transform: scale(0.75);
    box-shadow: 0 0 0 0 rgba(0, 0, 0, 0);
  }
}