.clearfix {
  *zoom: 1;
}
.clearfix:after {
  content: "";
  display: table;
  clear: both;
}

.indent {
  padding: 0 0 0 1em;
  text-indent: -1em;
}

/* ==========================================================================
   content
   ========================================================================== */
#main-column article section {
  margin: 0px 0 0 0;
}
#main-column article section h1 {
  margin: 30px 0 0 0;
}
#main-column article section h2 {
  margin: 20px 0 0 0;
}
#main-column article section h3 {
  margin: 5px 0 0 0;
}
#content main #main-column section h3 {
  font-size: 18px;
  font-weight: bold;
}
#content main #main-column section p {
  margin: 0px 0 0 0;
}
#main-column article section .sign {
  text-align: right;
}
#main-column article footer {
  margin: 30px 0 0 0;
  padding: 30px 0 0 0;
  background: url(/img/common/line_dot_gray.png) repeat-x left top;
}
#main-column article footer dl dt {
  font-weight: bold;
}
#main-column article footer dl dd + dt {
  margin: 20px 0 0 0;
}
#main-column article footer ul {
  margin: 40px 0 0 0;
  padding: 0 0 30px 0;
  text-align: center;
}
#main-column article footer ul li.btn a {
  display: inline-block;
  padding: 0 0;
  border-radius: 20px;
  height: 40px;
  line-height: 40px;
  box-sizing: border-box;
  width: 500px;
  color: #111;
  background: #ccc;
  font-size: 18px;
  text-decoration: none;
}

.mt-10 {
  margin-top: 10px !important;
}

.text-sub {
  margin: 0 !important;
  padding: 0 0 0 1em;
  text-indent: -1em;
}