#richel_sepc_banner,
#richel_4style_banner{
  position:relative;
}

#richel_sepc_banner a,
#richel_4style_banner a{
  position:absolute;
  bottom:10%;
  left: 50%;
  -webkit-transform: translateX(-50%); /* Safari用 */
  transform: translateX(-50%);
  display:block;
  width:70%;
  transition:.3s;
}

.post-name-richel a:hover img{
  opacity:0.8;
  transition:.3s;
}

.richel_4style_line{
  height:8px;
  background:#FFF;
  content:"";
  border-top:4px solid #000;
  border-bottom:1px solid #000;
}

.richel_line_top{
  height:8px;
  background:#FFF;
  content:"";
  border-top:4px solid #000;
  border-bottom:1px solid #000;
}

.richel_line_bottom{
  height:8px;
  background:#FFF;
  content:"";
  border-bottom:4px solid #000;
  border-top:1px solid #000;
}