@charset "utf-8";
/* 追従ボタン */
#new_btns {
  opacity : 0;
  padding: 18px 0;
  z-index: -1;
  position: fixed;
  transition: 0.5s ease;
    -webkit-transition: 0.5s ease;
    -moz-transition: 0.5s ease;
    -ms-transition: 0.5s ease;
    -o-transition: 0.5s ease;
}
#new_btns.opener {
  bottom: 0px;
  width: 100%;
  opacity: 1;
  background: rgba(255,255,255,.8);
  transition: 0.5s ease;
    -webkit-transition: 0.5s ease;
    -moz-transition: 0.5s ease;
    -ms-transition: 0.5s ease;
    -o-transition: 0.5s ease;

    -webkit-box-shadow: 0 0 4px rgba(0,0,0,0.3);
    -moz-box-shadow: 0 0 4px rgba(0,0,0,0.3);
    box-shadow: 0 0 4px rgba(0,0,0,0.3);
  z-index: 99;
}
.new_btns_clm {
  margin: 0 auto;
  text-align: center;
}
.new-btn-group {
display:-webkit-box;
display:-ms-flexbox;
display:flex;
-webkit-box-pack: center;
-ms-flex-pack: center;
justify-content: center;
}


@media only screen and (max-width: 640px){
  #new_btns {
    padding: 9px 0;
  }
  .new_btns_clm {
    width: 100%;
    margin: 0 auto;
    padding: 0 10px;
  }
}