@charset "utf-8";
#Contents br.pc {
  display: inline;
}
#Contents br.sp {
  display: none;
}

.GridSet {
  width: 100%;
}
#Contents {
  padding-bottom: 0;
}
div.Section {
  padding: 80px 0;
}
.Section > .Inner {
  margin: 0 auto;
  max-width: 965px;
}
.Section > .Inner p {
  line-height: 2;
}
.Section > .Inner > h2 {
  font-size: 40px;
  font-weight: bold;
  line-height: 1.5;
  text-align: center;
  color: #333333;
  padding: 0;
  margin-bottom: 40px;
}
.Section > .Inner > h2 span {
  background-color: transparent;
  color: inherit;
  font-size: 24px;
  padding: 0 0 10px 0;
}
.Section > .Inner h3 {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
}
.Section > .Inner img {
  max-width: 100%;
  width: 100%;
}

/* FloatingContacts */
#FloatingContacts ul {
  margin-left: 0;
}
#FloatingContacts li {
  width: 37.306%;
  box-sizing: content-box;
}
#FloatingContacts li:first-child {
  padding-left: 0;
}
#FloatingContacts li:last-child {
  width: 37.306%;
}
#FloatingContacts button {
  color: #b1000e;
  background-color: #fff;
}
#FloatingContacts li:last-child button {
  color: #fff;
  background-color: #b1000e;
}
#FloatingContacts button:after {
  background: none;
}
#FloatingContacts button:hover,
#FloatingContacts button:active {
  background-color: #fff;
  opacity: 0.6;
}
#FloatingContacts li:last-child button:hover,
#FloatingContacts li:last-child button:active {
  background-color: #b1000e;
}
#FloatingContacts.sp{
   display: none;
}

/* contact_btns */
.contact_btns .btn {
  width: 300px;
  height: 60px;
  background-color: #fff;
  color: #b1000e;
  font-size: 18px;
  font-weight: bold;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 10px;
  background-image: url(/-/media/sp/cornerstone/image/icon_arrow_red.svg);
  background-repeat: no-repeat;
  background-position: calc(100% - 20px) center;
}
.contact_btns .btn.demo {
  background-color: #b1000e;
  color: #fff;
  background-image: url(/-/media/ind/fs/fabrication/case/image/icon_arrow_white.svg);
}
.contact_btns a:hover {
  text-decoration: none;
  opacity: 0.8;
}

/* sec_cta */
.Section.sec_cta {
  color: #fff;
  background: linear-gradient(135deg, #666, #0871bc);
  padding: 60px 0 74px 0;
}
.Section.sec_cta .txt1 {
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 20px;
}
.Section.sec_cta h2 {
  color: #fff;
  text-align: center;
  font-size: 40px;
  font-weight: bold;
  padding-bottom: 0;
  margin-bottom: 40px;
}
.Section.sec_cta .contact_btns {
  display: flex;
  justify-content: center;
  gap: 40px;
}

.Section.bg_gray {
  background-color: #f2f2f2;
}

/* sec_fv */
.Section.sec_fv {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  color: #fff;
}

.Section.sec_fv h1 {
  font-size: 54px;
  font-weight: bold;
  text-align: center;
  text-shadow: 0px 0px 5px rgba(0, 0, 0, 0.5);
}
.Section.sec_fv .txt1 {
  font-size: 24px;
  font-weight: bold;
  text-align: center;
  line-height: 1.5;
  margin-bottom: 10px;
  text-shadow: 0px 0px 5px rgba(0, 0, 0, 0.5);
}
.Section.sec_fv .txt2 {
  font-size: 18px;
  text-align: center;
  text-shadow: 0px 0px 5px rgba(0, 0, 0, 0.5);
}
.Section.sec_fv .contact_btns {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-top: 50px;
}

/* sec_spotinfo */
.Section.sec_spotinfo {
  padding: 40px 0;
}

/* sec_client */
.Section.sec_client {
  padding: 60px 0;
  position: relative;
}
.Section.sec_client .Inner {
  max-width: 814px;
}
.Section.sec_client h2 {
  color: #333;
  font-size: 24px;
  margin-bottom: 60px;
}
.Section.sec_client .client_list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px 58px;
  margin-bottom: 20px;
}
.Section.sec_client .client_list > li {
  width: calc((100% / 4) - (58px * (4 - 1) / 4));
}
.Section.sec_client .client_list p {
  font-size: 12px;
  line-height: 1.5;
  text-align: center;
  margin-top: 10px;
}
.Section.sec_client .notice {
  font-size: 12px;
  text-align: right;
}
.Section.sec_client {
  overflow: visible;
}

/* sec_solution2problem */
.Section.sec_solution2problem .txt1 {
  font-size: 40px;
  font-weight: bold;
  text-align: center;
  line-height: 1.5;
  color: #0871bc;
}
.Section.sec_solution2problem .problem_list {
  display: flex;
  justify-content: center;
  background: url(/-/media/sp/cornerstone/image/img_arrow_problem_01.svg) center
    bottom no-repeat;
  padding-bottom: calc(40px + 120px - 19px);
  margin-bottom: 40px;
}
.Section.sec_solution2problem .problem_list li {
  color: #444444;
  background: url(/-/media/sp/cornerstone/image/icon_problem_01.svg) left center
    no-repeat;
  font-size: 18px;
  font-weight: bold;
  text-align: left;
  padding-left: 40px;
  margin-bottom: 19px;
  min-height: 30px;
}

/* sec_about */
.Section.sec_about .layout1 > .layout_item {
  display: flex;
  margin-bottom: 80px;
}
.Section.sec_about .layout1 > .layout_item:last-child {
  margin-bottom: 0;
}
.Section.sec_about .layout1 > .layout_item .texts {
  width: 50%;
}
.Section.sec_about .layout1 > .layout_item .image {
  width: 50%;
  display: flex;
  align-items: center;
  padding-left: 60px;
  box-sizing: border-box;
}
.Section.sec_about .layout1 > .layout_item .texts h3 {
  font-size: 24px;
  font-weight: bold;
  line-height: 1.5;
  margin-bottom: 20px;
}
.Section.sec_about .layout1 > .layout_item .texts p {
  margin-bottom: 1em;
}
.Section.sec_about .layout1 > .layout_item .texts p:last-child {
  margin-bottom: 0;
}
.Section.sec_about .layout1 > .layout_item:nth-child(even) {
  display: flex;
  flex-direction: row-reverse;
}
.Section.sec_about .layout1 > .layout_item:nth-child(even) .image {
  padding: 0 60px 0 0;
}
.Section.sec_about h3.lead {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 20px;
  text-align: center;
}
.Section.sec_about .layout2 {
  display: flex;
  align-items: center;
  margin-bottom: 80px;
}
.Section.sec_about .layout2 > .image {
  min-width: 310px;
}
.Section.sec_about .layout2 > .texts {
  padding-left: 40px;
}
.Section.sec_about .layout2 > .texts p {
  margin-bottom: 2em;
}
.Section.sec_about .layout2 > .texts p:last-child {
  margin-bottom: 0;
}
.Section.sec_about .movie > h3 {
  font-size: 24px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
}
.Section.sec_about .movie > iframe {
  margin: 2em auto;
  width: 720px;
  height: 400px;
  display: block;
}

/* sec_solutionlist */
.Section.sec_solutionlist {
  padding-top: 0;
}
.Section.sec_solutionlist .grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px 0;
}
.Section.sec_solutionlist .grid > .cell {
  width: calc((462 / 965) * 100%);
  padding: 40px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.Section.sec_solutionlist .grid > .cell:nth-child(1) {
  background-color: rgba(57, 127, 188, 0.05);
}
.Section.sec_solutionlist .grid > .cell:nth-child(2) {
  background-color: rgba(128, 169, 64, 0.1);
}
.Section.sec_solutionlist .grid > .cell:nth-child(3) {
  background-color: rgba(225, 91, 52, 0.1);
}
.Section.sec_solutionlist .grid > .cell:nth-child(4) {
  background-color: rgba(193, 62, 122, 0.1);
}
.Section.sec_solutionlist .grid > .cell .name {
  font-size: 20px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 17px;
}
.Section.sec_solutionlist .grid > .cell:nth-child(1) .name {
  color: #397fbc;
}
.Section.sec_solutionlist .grid > .cell:nth-child(2) .name {
  color: #80a940;
}
.Section.sec_solutionlist .grid > .cell:nth-child(3) .name {
  color: #e15b34;
}
.Section.sec_solutionlist .grid > .cell:nth-child(4) .name {
  color: #c13e7a;
}
.Section.sec_solutionlist .grid > .cell .name img {
  height: 61px;
  width: auto;
  margin-top: 20px;
}
.Section.sec_solutionlist .grid > .cell .image {
  margin-bottom: 20px;
}
.Section.sec_solutionlist .grid > .cell ul {
  margin-top: 2em;
}
.Section.sec_solutionlist .grid > .cell ul > li {
  margin-bottom: 8px;
}
.Section.sec_solutionlist .grid > .cell .btn a {
  font-size: 14px;
  font-weight: bold;
  color: #fff;
  border-radius: 10px;
  height: 40px;
  width: calc((320 / 382) * 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url(/-/media/sp/cornerstone/image/icon_arrow_white_r.svg);
  background-repeat: no-repeat;
  background-position: calc(100% - 20px) center;
  margin: 30px auto 0 auto;
}
.Section.sec_solutionlist .grid > .cell .btn a:hover {
  text-decoration: none;
  opacity: 0.6;
}
.Section.sec_solutionlist .grid > .cell:nth-child(1) .btn a {
  background-color: #397fbc;
}
.Section.sec_solutionlist .grid > .cell:nth-child(2) .btn a {
  background-color: #80a940;
}
.Section.sec_solutionlist .grid > .cell:nth-child(3) .btn a {
  background-color: #e15b34;
}
.Section.sec_solutionlist .grid > .cell:nth-child(4) .btn a {
  background-color: #c13e7a;
}

/* sec_feature */
.Section.sec_feature .layout {
  display: flex;
  flex-direction: column;
  gap: 40px 0;
}
.Section.sec_feature .layout .layout_item {
  display: flex;
}
.Section.sec_feature .layout .layout_item .image {
  min-width: 400px;
  width: 400px;
}
.Section.sec_feature .layout .layout_item .texts {
  padding-left: 40px;
}
.Section.sec_feature .layout .layout_item .texts h3 {
  font-size: 24px;
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}
.Section.sec_feature .layout .layout_item .texts h3 .indexno {
  font-size: 48px;
  font-weight: bold;
  margin-right: 15px;
}
.Section.sec_feature .lead {
  margin-bottom: 40px;
}
.cs_performance .Section.sec_feature .layout .layout_item,
.cs_learning .Section.sec_feature .layout .layout_item {
  display: flex;
  align-items: center;
}
.cs_performance .Section.sec_feature .layout .layout_item .texts h3 .indexno {
  color: #80a940;
}
.cs_learning .Section.sec_feature .layout .layout_item .texts h3 .indexno {
  color: #0871bc;
}

/* sec_merit */
.Section.sec_merit .layout {
  display: flex;
  justify-content: center;
  gap: 40px;
}
.Section.sec_merit .layout .layout_item {
  border: 1px solid #f2f2f2;
  box-shadow: 5px 5px 0px rgba(0, 0, 0, 0.16);
  box-sizing: border-box;
  width: 100%;
  max-width: 387px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.Section.sec_merit .layout .layout_item .texts > p {
  line-height: 1.5;
}
.Section.sec_merit .layout .layout_item .texts .person {
  text-align: center;
  margin-bottom: 20px;
}
.Section.sec_merit .layout .layout_item .texts .person > p {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 20px;
}
.Section.sec_merit .layout .layout_item .texts .person > img {
  width: calc((160 / 253) * 100%);
}
.Section.sec_merit .layout .layout_item .texts > ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
  min-height: 7em;
}
.Section.sec_merit .layout .layout_item .texts > ul > li {
  font-weight: bold;
  line-height: 1.5;
  background: url(/-/media/sp/cornerstone/image/icon_check_02.svg) 0 6px
    no-repeat;
  padding-left: 26px;
}
.cs_performance .Section.sec_merit .layout .layout_item .texts > ul > li {
  background-image: url(/-/media/sp/cornerstone/image/icon_check_03.svg);
}
.Section.sec_merit .layout .layout_item .btn {
  margin-top: 20px;
}
.Section.sec_merit .layout .layout_item .btn a {
  width: 100%;
  height: 60px;
  border-radius: 10px;
  background-color: #397fbc;
  color: #fff;
  font-size: 14px;
  font-weight: bold;
  display: flex;
  justify-content: center;
  align-items: center;
}
.Section.sec_merit .layout .layout_item .btn a::before {
  content: "";
  width: 35px;
  height: 35px;
  background: url(/-/media/sp/cornerstone/image/icon_play_02.svg) center left
    no-repeat;
  margin-right: 12px;
}
.Section.sec_merit .layout .layout_item .btn a:hover {
  text-decoration: none;
  opacity: 0.6;
}

/* sec_strengths */
.Section.sec_strengths .layout {
  display: flex;
  justify-content: space-between;
}
.Section.sec_strengths .layout .layout_item {
  width: calc((288 / 965) * 100%);
}
.Section.sec_strengths .layout .layout_item .image {
  margin-bottom: 40px;
  text-align: center;
}
.Section.sec_strengths .layout .layout_item .image img {
  width: calc((226 / 288) * 100%);
}
.Section.sec_strengths .layout .layout_item .texts h3 {
  font-size: 24px;
  text-align: center;
  height: 3em;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.Section.sec_strengths .layout2 {
  display: flex;
  flex-direction: column;
  gap: 80px 0;
}
.Section.sec_strengths .layout2 .layout_item {
  display: flex;
}
.Section.sec_strengths .layout2 .layout_item .texts {
  padding-right: 40px;
}
.Section.sec_strengths .layout2 .layout_item .texts h3 {
  color: #666;
  font-size: 36px;
  margin-bottom: 20px;
}
.Section.sec_strengths .layout2 .layout_item .image {
  min-width: 400px;
}

.Section.sec_client .btn,
.Section.sec_library .btn,
.Section.sec_case .btn,
.Section.sec_strengths .btn {
  margin-top: 60px;
}
.Section.sec_client .btn a,
.Section.sec_library .btn a,
.Section.sec_case .btn a,
.Section.sec_strengths .btn a {
  font-size: 16px;
  font-weight: bold;
  color: #fff;
  border-radius: 10px;
  width: 300px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url(/-/media/sp/cornerstone/image/icon_arrow_white_r.svg);
  background-repeat: no-repeat;
  background-position: calc(100% - 20px) center;
  margin: 0 auto;
  background-color: #91000a;
}
.Section.sec_client .btn a:hover,
.Section.sec_library .btn a:hover,
.Section.sec_case .btn a:hover,
.Section.sec_strengths .btn a:hover {
  text-decoration: none;
  opacity: 0.6;
}

/* sec_case */
.Section.sec_case .cards {
  display: flex;
  flex-wrap: wrap;
  gap: 26px 0px;
}
.Section.sec_case .cards .card {
  background-color: #fff;
  border: 1px solid #f2f2f2;
  width: calc((((965 - 40) / 2) / 965) * 100%);
  display: block;
  box-sizing: border-box;
  padding: 20px;
  padding-bottom: 54px;
  box-shadow: 5px 5px 0px rgba(0, 0, 0, 0.16);
  margin-right: 40px;
  position: relative;
}
.Section.sec_case .cards .card::after {
  font-size: 14px;
  font-weight: bold;
  color: #333;
  line-height: 24px;
  content: "詳しく見る";
  position: absolute;
  right: 20px;
  bottom: 20px;
  background: url(/-/media/sp/cornerstone/image/icon_arrow_blue_r.svg) right
    center no-repeat;
  padding-right: 18px;
}
.Section.sec_case .cards .card:nth-child(2n) {
  margin-right: 0;
}
.Section.sec_case .cards a:hover {
  opacity: 0.6;
}
.Section.sec_case .cards a:hover,
.Section.sec_case .cards a:hover * {
  text-decoration: none;
}
.Section.sec_case .cards .card .image {
  margin-bottom: 20px;
}
.Section.sec_case .cards .card .texts .solution {
  font-size: 14px;
  font-weight: bold;
  color: #333;
}
.Section.sec_case .cards .card .texts .client {
  color: #666;
  font-weight: bold;
  line-height: 1.5;
  margin-bottom: 10px;
}
.Section.sec_case .cards .card .texts .txt {
  color: #333;
  line-height: 1.5;
}
.Section.sec_case .layout1 {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
}
.Section.sec_case .layout1 > .image {
  width: 100%;
}
.Section.sec_case .layout1 > .texts {
  width: 100%;
}
.Section.sec_case .layout1 > .texts h3 {
  font-size: 24px;
  font-weight: bold;
  line-height: 1.5;
  margin-bottom: 20px;
}
.Section.sec_case .layout2 > h3 {
  font-size: 20px;
  margin-bottom: 20px;
  text-align: center;
}
.Section.sec_case .layout2 > ol {
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.Section.sec_case .layout2 > ol > li {
  display: flex;
  gap: 64px;
  background: url(/-/media/ind/fs/fabrication/case/image/icon_triangle_red.svg) center
    center no-repeat;
}
.Section.sec_case .layout2 > ol > li > .item {
  width: 100%;
  background-color: #fff;
  padding: 10px;
  display: flex;
  align-items: center;
}
.Section.sec_case .layout2 > ol > li > .item > .index {
  background-color: #757374;
  color: #fff;
  width: 120px;
  height: 120px;
  min-width: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1.5;
}
.Section.sec_case .layout2 > ol > li > .item > .index em {
  font-size: 24px;
  font-weight: bold;
  font-style: normal;
}
.Section.sec_case .layout2 > ol > li > .item > .txt {
  padding-left: 15px;
  line-height: 1.5;
}
.Section.sec_case .layout2 > ol > li > .item.benefit {
  background-color: #fff0f4;
}
.Section.sec_case .layout2 > ol > li > .item.benefit > .index {
  background-color: #91000a;
}
.Section.sec_case .layout2 > ol > li > .item.benefit > .txt {
  font-weight: bold;
}
.Section.sec_case .case1 {
  padding-bottom: 60px;
  margin-bottom: 60px;
  border-bottom: 1px dashed #333;
}
.Section.sec_case .case1:last-child {
  padding: 0;
  margin: 0;
  border: none;
}
/* sec_case_detail */
.Section.sec_case_detail .Inner {
  max-width: 768px;
}
.Section.sec_case_detail h1 {
  font-size: 28px;
  font-weight: bold;
  color: #333333;
  margin-bottom: 20px;
}
.Section.sec_case_detail .main_img {
  margin-bottom: 25px;
  position: relative;
}
.Section.sec_case_detail .summary {
  position: absolute;
  bottom: 0;
  font-size: 18px;
  font-weight: bold;
  background-color: rgba(0, 0, 0, 0.60);
  color: #fff;
  padding: 20px;
  width: 100%;
  box-sizing: border-box;
}
.Section.sec_case_detail .summary p {
  line-height: 1.5;
  margin-bottom: 10px;
}
.Section.sec_case_detail .summary p:last-child {
  margin-bottom: 0;
}
.Section.sec_case_detail ul.menu {
  color: #666666;
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 35px;
  display: flex;
  justify-content: center;
  gap: 20px;
}
.Section.sec_case_detail ul.menu a {
  color: inherit;
  background: url(/-/media/ind/fs/fabrication/case/image/icon_anchor_red.svg) center right
    no-repeat;
  padding-right: 25px;
  line-height: 20px;
}
.Section.sec_case_detail ul.menu a:hover {
  text-decoration: none;
  opacity: 0.6;
}
.Section.sec_case.sec_challenge_benefit {
  padding: 0;
}
.Section.sec_case.sec_challenge_benefit .layout2 > ol > li > .item.challenge {
  background-color: #f2f2f2;
}
.Section.sec_case_detail section {
  margin-bottom: 60px;
}
.Section.sec_case_detail section h2 {
  color: #333;
  font-size: 28px;
  font-weight: bold;
  margin-bottom: 20px;
  line-height: 1;
  text-align: left;
  position: relative;
  padding: 0;
  padding-left: 18px;
}
.Section.sec_case_detail section h2::before {
  content: "";
  width: 8px;
  height: 100%;
  position: absolute;
  left: 0;
  background-color: #91000a;
}
.Section.sec_case_detail section > p {
  margin-bottom: 1em;
}
.Section.sec_case_detail section .lead {
  font-size: 20px;
  font-weight: bold;
  line-height: 1.5;
  color: #666;
  margin-bottom: 40px;
}
.Section.sec_case_detail .portraits {
  display: flex;
  align-items: flex-start;
  gap: 3px;
  margin-bottom: 20px;
}
.Section.sec_case_detail .portraits img {
  width: calc((100% / 4) - (3px * (4 - 1) / 4));
}
.Section.sec_case_detail .sec_profile .client {
  font-size: 20px;
  font-weight: bold;
  color: #666;
}
.Section.sec_case_detail .sec_profile .profile .list {
  display: flex;
  flex-wrap: wrap;
}
.Section.sec_case_detail .sec_profile .profile .list > dt {
  line-height: 1.2;
  font-weight: bold;
}
.Section.sec_case_detail .sec_profile .profile .list > dd {
  line-height: 1.2;
  margin-bottom: 20px;
  margin-left: 20px;
}
.Section.sec_case_detail .sec_profile .lead {
  font-size: 18px;
  line-height: 1.8;
  margin-bottom: 20px;
}
.Section.sec_case_detail .sec_profile .vision {
  margin-top: 40px;
}
.Section.sec_case_detail .sec_profile .vision .photos {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
.Section.sec_case_detail .sec_profile .vision .photos .photo {
  width: calc((100% / 2) - (20px * (2 - 1) / 2));
}
.Section.sec_case_detail .sec_profile .vision .photos .photo img {
  margin-bottom: 10px;
}
.Section.sec_case_detail .sec_profile .vision .photos .photo .caption {
  line-height: 1.5;
}
.Section.sec_case_detail .sec_profile .pic {
  border: 3px solid #cccccc;
  padding: 40px;
  margin-bottom: 40px;
  margin-top: 40px;
}
.Section.sec_case_detail .sec_profile .pic h3 {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 20px;
}
.Section.sec_case_detail .sec_profile .pic .comment {
  margin-bottom: 20px;
}
.Section.sec_case_detail .sec_profile .pic .portraits {
  margin-bottom: 0;
}
.Section.sec_case_detail .sec_profile a.btn {
  font-size: 16px;
  font-weight: bold;
  line-height: 1.5;
  color: #fff;
  border-radius: 10px;
  width: 340px;
  height: 60px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  background-image: url(/-/media/sp/cornerstone/image/icon_arrow_white_r.svg);
  background-repeat: no-repeat;
  background-position: calc(100% - 20px) center;
  margin: 0 auto;
  background-color: #91000a;
  padding-left: 15px;
}
.Section.sec_case_detail .sec_profile a:hover.btn *,
.Section.sec_case_detail .sec_profile a:hover.btn {
  text-decoration: none;
  opacity: 0.6;
}
.Section.sec_case_detail .sec_profile a.btn > small {
  font-size: 12px;
  color: inherit;
  display: inline-block;
}
/* sec_cooperation */
.Section.sec_case_detail .sec_cooperation {
  margin-bottom: 0;
}
.Section.sec_case_detail .sec_cooperation h3 {
  font-size: 20px;
  margin-bottom: 30px;
}
.Section.sec_case_detail .sec_cooperation .interviewee {
  margin-bottom: 20px;
}
.Section.sec_case_detail .sec_cooperation .interviewee > img {
  width: auto;
}
.Section.sec_case_detail .sec_cooperation .notice {
  font-size: 14px;
}
.Section.sec_case_detail .sec_cooperation .notice p {
  margin-bottom: 1em;
}
.cs_case_detail .Section.sec_case h2 {
  font-size: 36px;
  margin-top: 80px;
}
.cs_case_detail .Section.sec_case h2:first-child {
  margin-top: 0;
}

/* sec_function */
.Section.sec_function .function_list {
  padding: 0;
  margin: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}
.Section.sec_function .function_list > li {
  background-color: #d0ebff;
  padding: 40px 17px 17px 17px;
  width: calc((100% / 4) - (40px * (4 - 1) / 4));
  box-sizing: border-box;
}
.Section.sec_function .function_list > li .title {
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}
.Section.sec_function .function_list > li .title > img {
  display: block;
  margin: 0 auto 30px auto;
  width: calc((140 / 177) * 100%);
}
.cs_performance .Section.sec_function .function_list > li {
  background-color: #dff7bb;
}

/* sec_library */
.Section.sec_library .cards {
  display: flex;
  flex-direction: column;
  gap: 40px 0;
}
.Section.sec_library .cards .card {
  border: 1px solid #f2f2f2;
  width: 100%;
  display: flex;
  box-sizing: border-box;
  padding: 30px;
  background-color: #fff;
  box-shadow: 5px 5px 0px rgba(0, 0, 0, 0.16);
}
.Section.sec_library .cards a:hover {
  opacity: 0.6;
}
.Section.sec_library .cards a:hover,
.Section.sec_library .cards a:hover * {
  text-decoration: none;
}
.Section.sec_library .cards .card .image {
  width: calc((326 / 903) * 100%);
  min-width: calc((326 / 903) * 100%);
  display: flex;
  align-items: center;
}
.Section.sec_library .cards .card .texts {
  padding-left: 30px;
  padding-bottom: 44px;
  position: relative;
  width: 100%;
  min-height: 100%;
}
.Section.sec_library .cards .card .texts::after {
  font-size: 14px;
  font-weight: bold;
  color: #333;
  line-height: 24px;
  content: "ダウンロード";
  position: absolute;
  right: 0px;
  bottom: 0px;
  background: url(/-/media/sp/cornerstone/image/icon_dl.svg) right top no-repeat;
  padding-right: 30px;
}
.Section.sec_library .cards .card .texts .date {
  color: #333;
  font-weight: bold;
  line-height: 1;
  margin-bottom: 20px;
}
.Section.sec_library .cards .card .texts .date > .new {
  font-size: 13px;
  font-weight: bold;
  background-color: #0871bc;
  color: #fff;
  padding: 0 10px;
  margin-right: 10px;
}
.Section.sec_library .cards .card .texts .title {
  color: #333;
  font-size: 18px;
  font-weight: bold;
  line-height: 1.5;
  margin-bottom: 20px;
}
.Section.sec_library .cards .card .texts .txt {
  color: #333;
  line-height: 1.5;
}

/* sec_information */
.Section.sec_information .information_list {
  margin-bottom: 80px;
}
.Section.sec_information .information_list > li {
  border-bottom: 1px solid #b1b1b1;
  display: flex;
  padding: 20px 0;
}
.Section.sec_information .information_list > li:first-child {
  padding-top: 0;
}
.Section.sec_information .information_list > li .date {
  font-size: 14px;
  min-width: 240px;
  padding-top: 4px;
}
.Section.sec_information .information_list > li .date::after {
  font-size: 12px;
  font-weight: bold;
  margin-left: 15px;
  border-radius: 50px;
  padding: 4px 10px;
}
.Section.sec_information .information_list > li .date.ctg_news::after {
  content: "ニュース";
  color: #fff;
  background-color: #06417e;
}
.Section.sec_information .information_list > li .date.ctg_Seminar::after {
  content: "セミナー";
  color: #fff;
  background-color: #b1000e;
}
.Section.sec_information .information_list > li .txt a {
  display: block;
  word-break: break-all;
  padding-right: 60px;
  position: relative;
}
.Section.sec_information .information_list > li .txt a::after {
  content: "";
  position: absolute;
  right: 0;
  top: 5px;
  width: 18px;
  height: 18px;
  background: url(/-/media/sp/cornerstone/image/icon_outerlink.svg) center
    center no-repeat;
}
.Section.sec_information .notice {
  font-size: 14px;
}
.Section.sec_information .notice > li {
  text-indent: -1em;
  padding-left: 1em;
}

/* cornerstone_tabs */
.cornerstone_tabs {
  position: fixed;
  right: 0;
  z-index: 1;
  display: none;
  bottom: 12%;
  padding-bottom: 168px;
}
.cornerstone_tabs .tabs {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  animation: SlideUp ease-in 0.8s 1 normal;
}
.cornerstone_tabs a {
  width: 6vh;
  max-width: 60px;
  display: block;
}
.cornerstone_tabs a:hover {
  opacity: 0.6;
}
.cornerstone_tabs a img {
  width: 100%;
}
#FloatingContacts {
  z-index: auto !important;
}

/* cs_learning cs_performance */
.cs_learning .Section.sec_solution2problem .problem_list li {
  background-image: url(/-/media/sp/cornerstone/image/icon_problem_02.svg);
}
.cs_performance .Section.sec_solution2problem .problem_list li {
  background-image: url(/-/media/sp/cornerstone/image/icon_problem_03.svg);
}
.cs_learning .Section.sec_solution2problem .problem_list {
  background-image: url(/-/media/sp/cornerstone/image/img_arrow_problem_02.svg);
}
.cs_performance .Section.sec_solution2problem .problem_list {
  background-image: url(/-/media/sp/cornerstone/image/img_arrow_problem_03.svg);
}
.cs_learning .Section.sec_solution2problem .txt1 {
  color: #397fbc;
}
.cs_performance .Section.sec_solution2problem .txt1 {
  color: #80a940;
}
.cs_learning .Section.sec_cta {
  background: linear-gradient(135deg, #397fbc, #7aacd8);
}
.cs_performance .Section.sec_cta {
  background: linear-gradient(135deg, #80a940, #b9d68c);
}
.cs_performance .Section.sec_solution2problem h2 {
  color: #333;
}
.cs_learning .Section.sec_solution2problem .problem_list li {
  color: #444444;
}
.cs_performance .Section.sec_solution2problem .problem_list li {
  color: #29546c;
}

@media screen and (max-width: 994px) {
  #Contents br.pc {
    display: none;
  }
  #Contents br.sp {
    display: inline;
  }
  #FloatingContacts.sp{
    display: block;
 }
 
  .JS #Contents {
    min-width: 290px;
    padding-right: 0px;
    padding-left: 0px;
  }
  .JS .GridSet {
    margin: 0;
  }
  .JS .Grid4,
  .JS .Grid3,
  .JS .Grid1 {
    padding: 0;
  }

  .Section > .Inner {
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
  }
  .Section > .Inner > h2 {
    font-size: 30px;
  }

  .contact_btns .btn {
    width: 100%;
  }

  .Section.sec_fv .txt1 {
    font-size: 20px;
    text-align: left;
  }
  .Section.sec_fv .txt2 {
    font-size: 16px;
    text-align: left;
  }
  .Section.sec_fv h1 {
    font-size: 40px;
    text-align: left;
  }
  .Section.sec_fv .contact_btns {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }
  .cs_top .Section.sec_fv,
  .cs_learning .Section.sec_fv,
  .cs_performance .Section.sec_fv,
  .cs_feature .Section.sec_fv,
  .cs_library .Section.sec_fv,
  .cs_case .Section.sec_fv {
    height: 563px;
  }
 

  .Section.sec_cta .contact_btns {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

  .Section.sec_client .client_list {
    gap: 20px;
  }
  .Section.sec_client .client_list > li {
    width: calc((100% / 3) - (20px * (3 - 1) / 3));
  }

  .Section.sec_solution2problem .txt1 {
    font-size: 38px;
  }

  .Section.sec_about .layout1 > .layout_item {
    display: flex;
    flex-direction: column;
  }
  .Section.sec_about .layout1 > .layout_item .texts {
    width: 100%;
    margin-bottom: 20px;
  }
  .Section.sec_about .layout1 > .layout_item .image {
    width: 100%;
    padding: 0;
  }
  .Section.sec_about .layout1 > .layout_item:nth-child(even) {
    display: flex;
    flex-direction: column;
  }
  .Section.sec_about .layout1 > .layout_item:nth-child(even) .image {
    padding: 0;
  }

  .Section.sec_solutionlist .grid > .cell {
    width: 100%;
  }

  .Section.sec_feature .layout .layout_item {
    display: flex;
    flex-direction: column;
  }
  .Section.sec_feature .layout .layout_item .image {
    min-width: auto;
    width: 100%;
    margin-bottom: 20px;
  }
  .Section.sec_feature .layout .layout_item .texts {
    padding: 0;
  }

  .Section.sec_case .cards {
    display: flex;
    flex-direction: column;
  }
  .Section.sec_case .cards .card {
    width: auto;
    margin: 0;
  }

  .Section.sec_library .cards .card {
    display: flex;
    flex-direction: column;
  }
  .Section.sec_library .cards .card .image {
    width: auto;
    margin-bottom: 20px;
  }
  .Section.sec_library .cards .card .texts {
    width: auto;
    padding-left: 0;
  }

  .Section.sec_information .information_list > li {
    display: flex;
    flex-direction: column;
  }

  .Section.sec_about .layout2 {
    display: flex;
    flex-direction: column;
  }
  .Section.sec_about .layout2 > .image {
    margin-bottom: 20px;
  }
  .Section.sec_about .layout2 > .texts {
    padding-left: 0;
  }
  .Section.sec_about .movie > iframe {
    width: 100%;
  }

  .Section.sec_merit .layout {
    display: flex;
    flex-direction: column;
  }

  .Section.sec_case .layout1 {
    display: flex;
    flex-direction: column;
  }
  .Section.sec_case .layout2 > ol {
    gap: 40px;
  }
  .Section.sec_case .layout2 > ol > li {
    display: flex;
    flex-direction: column;
    background: none;
    gap: 10px;
  }
  .Section.sec_case .layout2 > ol > li > .item {
    box-sizing: border-box;
  }

  .Section.sec_function .function_list {
    display: flex;
    gap: 20px;
  }
  .Section.sec_function .function_list > li {
    width: auto;
    width: calc((100% / 2) - (20px * (2 - 1) / 2));
  }

  .Section.sec_strengths .layout {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }
  .Section.sec_strengths .layout .layout_item {
    width: auto;
  }
  .Section.sec_strengths .layout2 .layout_item {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }
  .Section.sec_strengths .layout2 .layout_item .texts {
    padding: 0;
  }
  .Section.sec_strengths .layout2 .layout_item .texts h3 {
    font-size: 30px;
  }
  .Section.sec_strengths .layout2 .layout_item .image {
    min-width: auto;
  }

  .Section.sec_case_detail ul.menu {
    display: flex;
    flex-wrap: wrap;
  }
  .Section.sec_case_detail .sec_cooperation .interviewee {
    width: auto;
  }
  .Section.sec_case_detail .sec_profile a.btn {
    width: auto;
  }
  .Section.sec_case_detail .summary {
    position: relative;
  }
  .Section.sec_case_detail .portraits {
    display: flex;
    flex-wrap: wrap;
    gap: 20px 3px;
  }
  .Section.sec_case_detail .portraits img {
    width: calc((100% / 2) - (3px * (2 - 1) / 2));
  }

  /* tabs */
  .cornerstone_tabs {
    display: none;
  }
}