main.column-main {
  padding-top: 0;
}
main {
  background: linear-gradient(to right, #fff 0%, #fff 60%, #f4f7f4 60%, #f4f7f4 100%);
}

section.ttl {
  border-bottom: 3px solid #31B1B0;
}
section.ttl > div {
  max-width: 1240px;
  padding: 40px 30px;
  margin: 0 auto;
}
section.ttl > div h1 {
  font-size: 200%;
}

nav.breadcrumb > ul {
  max-width: 1240px;
  padding: 10px 30px;
  margin: 0 auto;
  font-size: 85%;
}
nav.breadcrumb > ul > li {
  display: inline-block;
}
nav.breadcrumb > ul > li:not(:last-child)::after {
  content: "-";
  padding: 0 0.5em;
}

@media screen and (max-width: 768px) {
  nav.breadcrumb > ul {
    padding: 10px 3%;
  }
}
section.case01 {
  padding-bottom: 3em;
}
section.case01 .container {
  display: flex;
  justify-content: space-between;
}
section.case01 .container figure {
  width: 48%;
}
section.case01 .container > div {
  width: 48%;
}
section.case01 .container > div h1 {
  color: #31B1B0;
  font-size: 200%;
  padding-bottom: 0.8em;
}
section.case01 .container > div .client-info {
  border: 1px solid #D9D9D9;
}
section.case01 .container > div .client-info h3 {
  padding: 0.8em 0 0.8em 20px;
  position: relative;
  font-size: 125%;
}
section.case01 .container > div .client-info h3::before {
  content: "";
  display: block;
  width: 6px;
  height: 100%;
  background-color: #31B1B0;
  position: absolute;
  left: 0;
  top: 0;
}
section.case01 .container > div .client-info p {
  padding: 20px;
}
section.news01, section.case02, section.column01 {
  padding-bottom: 6em;
}
section.news01 .container, section.case02 .container, section.column01 .container {
  max-width: 1120px;
}
section.news01 .container h2, section.case02 .container h2, section.column01 .container h2 {
  font-size: 200%;
  position: relative;
  padding: 1.5em 0 0.5em 0;
  margin-bottom: 1em;
}
section.news01 .container h2::before, section.case02 .container h2::before, section.column01 .container h2::before {
  content: "";
  width: 100%;
  height: 5px;
  position: absolute;
  left: 0;
  bottom: 0;
  background-color: #D7D7D7;
}
section.news01 .container h2::after, section.case02 .container h2::after, section.column01 .container h2::after {
  content: "";
  width: 2.4em;
  height: 5px;
  position: absolute;
  left: 0;
  bottom: 0;
  background-color: #31B1B0;
}
section.news01 .container h3, section.case02 .container h3, section.column01 .container h3 {
  padding: 0.5em 0 0.5em 1.2em;
  color: #31B1B0;
  font-size: 115%;
  font-weight: 700;
  background-color: #EAF9F9;
  position: relative;
  margin-bottom: 1em;
}
section.news01 .container h3::before, section.case02 .container h3::before, section.column01 .container h3::before {
  content: "";
  display: block;
  width: 6px;
  height: 100%;
  background-color: #31B1B0;
  position: absolute;
  left: 0;
  top: 0;
}
section.news01 .container figure img, section.case02 .container figure img, section.column01 .container figure img {
  max-width: 100%;
  height: auto;
  margin-bottom: 1em;
}
section.news01 .container figure table, section.case02 .container figure table, section.column01 .container figure table {
  margin-bottom: 1em;
}
section.news01 .container figure .wp-block-embed__wrapper, section.case02 .container figure .wp-block-embed__wrapper, section.column01 .container figure .wp-block-embed__wrapper {
  margin-bottom: 1em;
}
section.news01 .container p, section.case02 .container p, section.column01 .container p {
  padding-bottom: 1.5em;
}
section.news01 .container p a, section.case02 .container p a, section.column01 .container p a {
  text-decoration: underline;
}
section.news01 .container ul:not(.column-category-list):not(.featured-column-list), section.case02 .container ul:not(.column-category-list):not(.featured-column-list), section.column01 .container ul:not(.column-category-list):not(.featured-column-list) {
  padding-bottom: 1.5em;
}
section.news01 .container ul:not(.column-category-list):not(.featured-column-list) li, section.case02 .container ul:not(.column-category-list):not(.featured-column-list) li, section.column01 .container ul:not(.column-category-list):not(.featured-column-list) li {
  padding-left: 1em;
  position: relative;
}
section.news01 .container ul:not(.column-category-list):not(.featured-column-list) li::before, section.case02 .container ul:not(.column-category-list):not(.featured-column-list) li::before, section.column01 .container ul:not(.column-category-list):not(.featured-column-list) li::before {
  content: "";
  width: 0.6em;
  height: 0.6em;
  display: block;
  position: absolute;
  left: 0;
  top: 0.6em;
  background-color: #31B1B0;
  border-radius: 50%;
}
section.news01 .container ol, section.case02 .container ol, section.column01 .container ol {
  padding-left: 1.5em;
  padding-bottom: 1.5em;
}
section.news01 .container .nav-wrap, section.case02 .container .nav-wrap, section.column01 .container .nav-wrap {
  padding-top: 3em;
}
section.news01 .container .nav-wrap nav, section.case02 .container .nav-wrap nav, section.column01 .container .nav-wrap nav {
  display: flex;
  justify-content: space-between;
}
section.news01 .container .nav-wrap nav > div.wp-block-post-navigation-link, section.case02 .container .nav-wrap nav > div.wp-block-post-navigation-link, section.column01 .container .nav-wrap nav > div.wp-block-post-navigation-link {
  display: flex;
  max-width: 48%;
}
section.news01 .container .nav-wrap nav > div.wp-block-post-navigation-link > a, section.case02 .container .nav-wrap nav > div.wp-block-post-navigation-link > a, section.column01 .container .nav-wrap nav > div.wp-block-post-navigation-link > a {
  max-width: calc(100% - 2.2em);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
section.news01 .container .nav-wrap nav > div.wp-block-post-navigation-link > span, section.case02 .container .nav-wrap nav > div.wp-block-post-navigation-link > span, section.column01 .container .nav-wrap nav > div.wp-block-post-navigation-link > span {
  display: inline-block;
  width: 1.8em;
  height: 1.8em;
  border: 1px solid #31B1B0;
  border-radius: 3px;
  line-height: 1.8;
  padding: 0 0.2em;
  color: #31B1B0;
  text-align: center;
}
section.news01 .container p.pb-0,
section.news01 .container ul:not(.column-category-list):not(.featured-column-list).pb-0 {
  padding-bottom: 0;
}
section.news01 .container p.pb-half,
section.news01 .container ul:not(.column-category-list):not(.featured-column-list).pb-half {
  padding-bottom: 0.5em;
}
section.column01 {
  padding: 4em 0 6em 0;
}

@media screen and (max-width: 1200px) {
  section.column01 .container .main {
    width: calc(100% - 320px);
  }
}
@media screen and (max-width: 980px) {
  section.ttl {
    margin-top: 64px;
  }
}
@media screen and (max-width: 900px) {
  section.case01 .container {
    display: block;
  }
  section.case01 .container figure {
    width: 80%;
    margin: 0 auto;
  }
  section.case01 .container > div {
    width: 100%;
  }
}
@media screen and (max-width: 768px) {
  section.case01 .container figure {
    width: 90%;
  }
}
@media screen and (max-width: 640px) {
  section.case01 .container figure {
    width: 100%;
  }
  section.column01 .container .sidebar {
    display: block;
  }
  section.column01 .container .sidebar > div {
    width: 100%;
  }
}