.background {
  width: 100vw;
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  z-index: -1;
  background-color: #090909;
}

.background .item {
  width: 322px;
  height: 322px;
  position: absolute;
  filter: blur(120px);
  border-radius: 50%;
}

.background .item1 {
  background-color: #3a6dc4;
  top: 10%;
  left: 10%;
}

.background .item2 {
  background-color: #a6692f;
  right: 10%;
  bottom: 10%;
}