@charset "UTF-8";

.banner_680 {
	width: 680px;
	height: auto;
	margin: 6% auto;
}
@media screen and (max-width: 812px) {
  .banner_680 {
    width: 95%;
	height: auto;
	margin: 10% auto;
  }
}
.banner_680 img {
	width: 100%;
}