@property --rotate {
  syntax: "<angle>";
  initial-value: 132deg;
  inherits: false;
}

.card {
  background: #000000;
  position: relative;
  justify-content: center;
  align-items: center;
  text-align: center;
  display: flex;
  color: rgb(88 199 250 / 0%);
}

.card::after {
  position: absolute;
  border-radius: 100%;
  top: 60px;
  content: "";
  z-index: -1;
  height: 100%;
  /*width: 100%;*/
  margin: 0 auto;
  filter: blur(80px);
  background-image: linear-gradient( var(--rotate) , #ffffff00, #ffffff80, #ffffff00);
  opacity: 1;
  transition: opacity .5s;
  animation: ruota 7.5s linear infinite;
  transform: rotate(var(--rotate)) scale(1.2);
  aspect-ratio: 1/1;
}

@keyframes ruota {
  0% {
    --rotate: 0deg;
  }
  100% {
    --rotate: 360deg;
  }
}

.card2::after {
  position: absolute;
  border-radius: 0 50% 50% 50%;
  top: 60px;
  content: "";
  z-index: -1;
  height: 100%;
  width: 100%;
  margin: 0 auto;
  transform: scale(1.4);
  filter: blur(120px);
  background-image: linear-gradient( var(--rotate) , #ffffff20, #ffffff80, #ffffff20);
  opacity: 1;
  transition: opacity .5s;
  animation: ruota 4.5s linear infinite;
}