body {
  height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
}

div {
  width: 100px;
  height: 100px;
}
.area {
  display: grid;
  gap: 3rem;
  grid-template-columns: repeat(3, 1fr);
}

div:nth-child(1) {
  box-shadow: 0 3px 10px rgb(0 0 0 / 0.2);
}
div:nth-child(2) {
  box-shadow: 0.5rem 0.5rem black, -0.5rem -0.5rem #ccc;
}
div:nth-child(3) {
  box-shadow: 0 0 5px 5px red;
}
div:nth-child(4) {
  background: #eee;
  box-shadow: 0 8px 8px -4px lightblue;
}
div:nth-child(5) {
  border-radius: 50%;
  box-shadow: 0 0 50px #ccc;
}
div:nth-child(6) {
  box-shadow: 0 -5px 3px -3px black, 0 5px 3px -3px black;
}