#info,
#delivery, 
#payment{
  margin:0 auto 5em;
}
#info h2.ttl_h2, 
#delivery h2.ttl_h2, 
#payment h2.ttl_h2{
 text-align: center;
 padding: .9em 0;
 position: relative;
 margin: .2em 0 2em;
 padding: .65em 0;
 border: 1px solid #000;
 font-size: 110%;
 font-weight: bold;
}
@media screen and (max-width:641px){
  #info h2.ttl_h2, 
  #delivery h2.ttl_h2, 
  #payment h2.ttl_h2{
    font-size: 100%;
  }
}
#info h2.ttl_h2::before, 
#delivery h2.ttl_h2::before, 
#payment h2.ttl_h2::before{
 position: absolute;
 top: 4px;
 left: 4px;
 width: calc(100% - 10px);
 height: calc(100% - 10px);
 content: '';
 border: 1px dotted #000;
}
#info ul,
#delivery ul, 
#payment ul{
  margin:0 0 0 25px;
}
#info li,
#delivery li, 
#payment li{
  list-style:disc;
}