.mainttl{
}
.rnews_list{
    display: flex;
    flex-wrap: wrap;
}
.rnews_list li{
  width: 32%;
  /* float: left; */
  text-align: center;
  margin-bottom: 4vh;
}

.rnews_list li > p{
  margin: 1vh;
}

.rnews_list li:nth-child(3n+2){
}
._rnewsbtn{
  padding: 8px 1em;;
}


._rnewsbtn > img{;
  display: block;
}