.box_set {
    width: 953px;
    margin: 0 auto 20px;
}
ul.disc li {
    font-size: 20px;
    font-weight: bold;
}
  #flow dt{
    background: #fff;
    color: #000;
	border:none;
	border-bottom: 1px solid #000;
    margin: 0;
    padding: 5px 0 0 13px;
    float: none;
    height: 40px;
    width: 100%;
    font-weight: bold;
    font-size: 1.5em;
    font-family: serif;
	text-align: left;
}
  #flow dd{
	text-align: left;
}
@media screen and (max-width: 820px) {
  .box_set {
    width: 98%;
    padding: 0;
  }
  ul.disc li {
    font-size: 18px;
  }
  .kantogen_ct {
    background-color: #ebf1fb;
    margin-top: 20px;
  }
}