body {
  margin: 0;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #121214;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

/* From Uiverse.io by SelfMadeSystem */ 
.button-container {
  position: relative;
  margin: 0 2em;
}

.button-border {
  padding: 3px;
  inset: 0;
  background: #0005;
  border-radius: inherit;
  clip-path: path(
    "M 90 0 C 121 0 126 5 126 33 C 126 61 121 66 90 66 L 33 66 C 5 66 0 61 0 33 C 0 5 5 0 33 0 Z"
  );
}

.button {
  justify-content: center;
  align-items: center;
  border: none;
  border-radius: 0.875em;
  clip-path: path(
    "M 90 0 C 115 0 120 5 120 30 C 120 55 115 60 90 60 L 30 60 C 5 60 0 55 0 30 C 0 5 5 0 30 0 Z"
  );
  width: 120px;
  height: 60px;
  background: #111215;
  display: flex;
  flex-direction: column;
  color: #fff;
  overflow: hidden;
}

.real-button {
  position: absolute;
  width: 120px;
  height: 60px;
  z-index: 1;
  outline: none;
  border: none;
  border-radius: 17px;
  cursor: pointer;
  opacity: 0;
}

.backdrop {
  position: absolute;
  inset: -9900%;
  background: radial-gradient(
    circle at 50% 50%,
    #0000 0,
    #0000 20%,
    #111111aa 50%
  );
  background-size: 3px 3px;
  z-index: -1;
}

.spin {
  position: absolute;
  inset: 0;
  z-index: -2;
  opacity: 0.5;
  overflow: hidden;
  transition: 0.3s;
}

.real-button:active ~ div .spin {
  opacity: 1;
}

.spin-blur {
  filter: blur(2em) url(#unopaq);
}

.spin-intense {
  inset: -0.125em;
  filter: blur(0.25em) url(#unopaq2);
  border-radius: 0.75em;
}

.spin-inside {
  inset: -2px;
  border-radius: inherit;
  filter: blur(2px) url(#unopaq3);
  z-index: 0;
}

.spin::before {
  content: "";
  position: absolute;
  inset: -150%;
  animation:
    speen 8s cubic-bezier(0.56, 0.15, 0.28, 0.86) infinite,
    woah 4s infinite;
  animation-play-state: paused;
}

.real-button:hover ~ div .spin::before {
  animation-play-state: running;
}

.spin-blur::before {
  background: linear-gradient(90deg, #f50 30%, #0000 50%, #05f 70%);
}

.spin-intense::before {
  background: linear-gradient(90deg, #f95 20%, #0000 45% 55%, #59f 80%);
}

.spin-inside::before {
  background: linear-gradient(90deg, #fc9 30%, #0000 45% 55%, #9cf 70%);
}

@keyframes speen {
  0% {
    rotate: 10deg;
  }
  50% {
    rotate: 190deg;
  }
  to {
    rotate: 370deg;
  }
}

@keyframes woah {
  0% {
    scale: 1;
  }
  50% {
    scale: 0.75;
  }
}