@charset "UTF-8";

#main:after{
	position: absolute;
	display: block;
	content: "";
	overflow: hidden;
	pointer-events: none;
	z-index: -1;
	top: 10%;
	left: -5%;
	width: 800px;
	height: 800px;
	border: 200px solid #f9f9f9;
	border-radius: 54% 46% 46% 54% / 43% 44% 56% 57%;
	animation: move12 5s linear infinite;
}
@keyframes move12 {
  50% {
	border-radius: 54% 46% 54% 46% / 38% 55% 45% 62%;
  }

  75% {
	border-radius: 54% 46% 46% 54% / 43% 44% 56% 57%;
  }
}
@media screen and (max-width: 1400px){
	#main:after{
		width: 500px;
		height: 500px;
		border: 150px solid #f9f9f9;
	}
}
@media screen and (max-width: 650px){
	#main:after{
		width: 300px;
		height: 300px;
		border: 100px solid #f9f9f9;
	}
}