.clearfix:after {
  content: ".";
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
  vertical-align: top;
}

.clearfix { display: inline-block}

/* Hides from IE-mac \*/
* html .clearfix {height: 1%;}
.clearfix { display:block;}
/* End hide from IE-mac */

#wrapper {
  width: 750px;
  margin: 0px auto;
  padding: 0px;
  position: relative;
}
#container {
  width: 750px;
  margin: 0px auto 15px auto;
  padding: 0px;
  position: relative;
}
#main_area {
  width: 530px;
  margin: 0;
  padding: 0;
  float: right;
}
#floatbox {
  position: absolute;
  top: 0;
  margin: 0;
  padding: 0;
  width: 190px;
  float: left;
}
#explain {
 width: 750px;
 margin: 0px auto 0px auto;
 clear: both;
}
.bar {
 margin-bottom: 20px
}
.shouhin-l {
 margin: 0 0 0 5px;
 float: left;
}
.shouhin-r {
 margin: 0 5px 0 0;
 float: right;
}
.totop {
	text-align: right;
	margin: 40px 0 40px 0;
	clear: both;
}