.mainimg_bg{
    width: 100%;
	background: url("https://img21.shop-pro.jp/PA01435/950/etc/main_img_bg.gif?cmsp_timestamp=20190909161704") repeat;
}



.mainimg_container {
  max-width: 940px;
    position: relative;
    margin-left: auto;
    margin-right: auto;
}





.info_culumn{
  width:100%;
	margin-bottom: 20px;
    margin-top: 10px;
}

.news_box{
width:calc(100% - 300px);
  height:240px;
float:left;
    position: relative;
}

.news_box .title{
width:160px;
  height:30px;
    background: #ff23b7;
    color: #fff;
    padding: 2px 0 0 10px;
    box-sizing: border-box;
    font-size: 18px;
}


.news_txt{
width:100%;
  height:210px;
  overflow:auto;
    position: relative;
    margin-top: 30px;
    font-size: 110%;
    line-height: 1.6em;
}



.twitter_box{
width:260px;
float:right;
border:thin solid #999;
    margin-top: 20px;
}




.newRelease_box{
    position: relative;
      padding-top: 30px;
}




@media (max-width: 980px) {
.mainimg_container {
  max-width: 100%;
  width: 100%;
}
.mainimg_container img {
  width: 100%;
}

}




@media (max-width: 768px) {

	
}




@media screen and (max-width: 680px) {
.news_box{
width:90%;
float:none;
  margin:0 auto;
  height:280px;
}
    
    
    
.news_txt{
    margin-top: 20px;
}
    

.twitter_box{
width:260px;
float:none;
  margin:10px auto 0 auto;
}
	
}