#snow-container {
  position: relative;
  width: 100%;
  height: 100vh; /* adjust to your desired height */
  background-color: #f0f0f0; /* adjust to your desired background color */
}

.snowflake {
  position: absolute;
  top: 0;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #fff;
  transform: translate(0, -100%);
  animation: snowfall 3s infinite;
}

@keyframes snowfall {
  0% {
    top: 0;
    opacity: 1;
  }
  100% {
    top: 100vh; /* adjust to your desired height */
    opacity: 0;
  }
}