*{
  box-sizing:border-box;
  margin:0;
  padding:0;
}
html,
body {
  height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  background-color: #212121;
}
.card {
  width: 190px;
  height: 254px;
  transition: all 0.2s;
  position: relative;
  cursor: pointer;
}

.card-inner {
  width: inherit;
  height: inherit;
  background: rgba(255,255,255,.05);
  box-shadow: 0 0 10px rgba(0,0,0,0.25);
  backdrop-filter: blur(10px);
  border-radius: 8px;
}

.card:hover {
  transform: scale(1.04) rotate(1deg);
}

.circle {
  width: 100px;
  height: 100px;
  background: radial-gradient(#b0e633, #53ef7d);
  border-radius: 50%;
  position: absolute;
  animation: move-up6 2s ease-in infinite alternate-reverse;
}

.circle:nth-child(1) {
  top: -25px;
  left: -25px;
}

.circle:nth-child(2) {
  bottom: -25px;
  right: -25px;
  animation-name: move-down1;
}

@keyframes move-up6 {
  to {
    transform: translateY(-10px);
  }
}

@keyframes move-down1 {
  to {
    transform: translateY(10px);
  }
}