@media print, screen and (max-width: 1024px) {
  #content img {
    max-width: 100%;
    height: auto;
  }
}

#content table,
#content iframe {
  max-width: 100%;
}

#content sub {
  line-height: 1.2;
}

ul.category-menu {
  margin-bottom: 10px;
  list-style-type: none;
  line-height: 1;
}

ul.category-menu li {
  display: inline-block;
  margin: 0 1.0em 10px 0;
  padding: 00;
}

ul.category-menu li>a {
  padding: 2px 7px 2px 3px;
  text-decoration: none;
  border: 1px solid #ccc;
  border-radius: 2px;
  transition: 0.3s;
}

ul.category-menu li>a:hover {
  background-color: #eee;
}

ul.category-menu li>a::before {
  content: '\0025B8';
  display: inline-block;
}

ul.category-menu li:first-child {
  margin-right: 0.5em;
}

ul.category-menu li:last-child {
  margin-right: 0;
}

.page-navi {
  text-align: center;
  line-height: 1;
}

.page-navi a {
  display: inline-block;
  padding: 2px 4px;
  text-decoration: none;
  border: 1px solid #ccc;
  border-radius: 2px;
}

.page-navi a:hover {
  text-decoration: underline;
}

.page-navi .current_page {
  display: inline-block;
  padding: 2px 4px;
  font-weight: bold;
  border: 1px solid #666;
  border-radius: 2px;
}

@media print, screen and ( min-width: 769px ) {
  #content {
    max-width: 720px;
  }
}

@media screen and ( max-width: 768px ) {
}