@charset "UTF-8";
/* CSS Document */

.contents_inner{
  padding-top: 3.125em;
}

.backnumber{
  width: 94.1666%;
  margin: 0 auto;
  background: url(../img/single_line.png) center top no-repeat;
  background-size: 100% auto;
  padding-top: 5em;
  overflow: hidden;
}

.box{
  width: 48.6725%;
  float: left;
  margin-bottom: 2.5em;
  font-size: 1.1428em;
}

.box:nth-child(odd){
  margin-right: 2.6548%;
}

.box a{
  display: block;
  width: 100%;
  height: 100%;
  color: #09294C;
  -webkit-transition:opacity 0.3s;
  -moz-transition:opacity 0.3s;
  transition:opacity 0.3s;
  overflow: hidden;
}

.box a:hover{
  opacity: 0.7;
}

.box a img{
  display: block;
  width: 27.2727%;
  float: left;
}

.box .box_inner{
  width: 69.0909%;
  float: right;
}

.box .box_inner h3{
  font-weight: bold;
}

@media screen and (max-width : 768px){

.contents_inner{
}

.backnumber{
  width: 100%;
}

.box{
  width: 100%;
  float: none;
  margin-bottom: 2.5em;
  font-size: 1.1428em;
}

.box a img{
  display: block;
  width: 33.8998%;
  float: left;
}

.box .box_inner{
  width: 59.8958%;
  float: right;
}

.backnumber{
  width: 100%;
  margin: 0 auto;
  background: url(../../assets/img/single_line01_sp.png) center top no-repeat;
  background-size: 100% auto;
  }

}