.cf:before, .cf:after {
  content: " ";
  display: table; }

.cf:after {
  clear: both; }

.cf {
  *zoom: 1; }

#japanorigin_mv {
  width: 100%;
}

#japanorigin_bnr {
  background: #333333;
  padding: 30px 0 100px;
}
#japanorigin_bnr ul{
  width: 952px;
  margin: 0 auto;
}
#japanorigin_bnr ul li{
  float: left;
  margin-left: 20px;
}
#japanorigin_bnr ul li:nth-child(1){
  margin-left: 0;
  margin-bottom: 20px;
}
#japanorigin_bnr ul li:nth-child(2){
  margin-left: 0;
}