/*#scroll-to-top .scroll-to-top-not-display{
  position: fixed;
  z-index: 2147483647;
  bottom: 20px;
  right: 20px;
  background: rgba(0,0,0,0.75);
  background-color:#F60;
  color: #fff;
  font-size: 12px;
  font-family: sans-serif;
  text-decoration: none;
  padding: 10px 10px;
  border-radius: 2px;border:1px solid #000000;
}
*/
/*ie対応用に変更*/
.scroll-to-top-display{
  position: fixed;
  z-index: 2147483647;
  bottom: 20px;
  right: 20px;
  /*background: rgba(0,0,0,0.75);*/
  background-color:none;
  color: #fff;
  font-size: 12px;
  font-family: sans-serif;
  text-decoration: none;
  display:none;
}

.scroll-to-top-not-display{
	display:none;
}

.scroll-to-top-display img{
	display:block;
}