.indexC-sengong {
  background: #f2f2f2;
  padding: 0px 0 50px 0;
}

.indexC-sengong .tit {padding: 70px 0;}

.indexC-sengong .tit h5 {
  text-align: center;
  font-size: 18px;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 8px;
}

.indexC-sengong .tit h3 {
  text-align: center;
  font-size: 40px;
}

.indexC-sengong .tit p {
  font-size: 16px;
  font-weight: 500;
}

.indexC-sengong .tit p:after {
  content: "";
  height: 6px;
  width: 170px;
  background: var(--color-primary);
  display: block;
  margin-top: 15px;
}


.indexC-sengong .content {
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
  -webkit-justify-content: space-between;
}

.indexC-sengong .box {
  width: 50%;
  position: relative;
}

.indexC-sengong-aboutus-content.rich-text {
}

.indexC-sengong .box img {
  width: 100%;
}

.indexC-sengong .box a {
  height: 100px;
  display: block;
  width: 100px;
  background: #fff;
  text-align: center;
  border-radius: 50%;
  position: absolute;
  left: calc(50% - 50px);
  top: calc(43% - 50px);
}

.indexC-sengong .box a i {
  color: var(--color-primary);
  font-size: 45px;
  line-height: 100px;
}

.indexC-sengong .txt {
  width: 45%;
}
.indexC-sengong .txt p:nth-child(3) {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
  text-overflow: ellipsis;
}
.indexC-sengong .txt p {
 padding-top: 15px;
 font-size: 16px;
 line-height: 30px;
}

.indexC-sengong .txt h3 {
  font-size: 48px;
  margin: 30px 0;
  line-height: 1em;
}

.indexC-sengong .txt a.btn {
  font-size: 18px;
  background: #fff;
  border-radius: var(--button-radius);
  padding: 10px 80px;
  margin-top: 20px;
  color: var(--color-primary);
}

.indexC-sengong .txt a.btn:hover {
  background: var(--color-primary);
  color: #fff;
}

.indexC-sengong-aboutus-content ul {
  list-style: unset;
}
.indexC-sengong-aboutus-content ol {
  list-style: decimal;
}

@media (max-width:1600px){
  .indexC-sengong .tit h3 {
  font-size: 34px;
}
}


@media screen and (max-width:1499px) {
.indexC-sengong-aboutus-content.rich-text p:nth-of-type(2) {display:none;}



}

@media screen and (max-width:1280px) {
  .indexC-sengong {
    padding: 0 0 60px;
  }

  .indexC-sengong .tit h5 {
    font-size: 16px;
    letter-spacing: 6px;
  }

  .indexC-sengong .tit h3 {
    font-size: 40px;
    line-height: 80px;
  }

  .indexC-sengong .tit p {
    font-size: 14px;
  }

  .indexC-sengong .tit p::after {
    width: 140px;
    margin-top: 10px;
  }

  .indexC-sengong .txt {
    margin-top: -20px;
  }

  .indexC-sengong .txt p {
    font-size: 14px;
    line-height: 24px;
  }

  .indexC-sengong .txt h3 {
    font-size: 32px;
  }

  .indexC-sengong .txt a.btn {
    font-size: 16px;
    padding: 6px 50px;
  }

  .indexC-sengong .txt div {
    margin-top: 14px;
  }
  .indexC-sengong-aboutus-content.rich-text p:nth-of-type(2) {display:block;}
}

@media (max-width:1220px){
  .indexC-sengong .tit h3 {
  font-size: 26px;
}
}

@media screen and (max-width:1171px) {
  .indexC-sengong {
    padding: 30px 0;
  }

  .indexC-sengong .tit {
    width: 100%;
    padding: 0;
    margin: 0 0 30px;
    background: none;
    text-align: center;
  }

  .indexC-sengong .tit h3 {
    font-size: 28px;
    line-height: 60px;
  }

  .indexC-sengong .tit p::after {
    width: 100px;
    margin: 10px auto 0;
  }

  .indexC-sengong .content {
    display: block;
  }

  .indexC-sengong .box {
    margin-top: 30px;
    float: none;
    width: 100%;
  }
  .indexC-sengong .box img{
    margin: 0;
  }

  .indexC-sengong .txt {
    margin-top: 20px;
    width: 100%;
    margin-bottom: 0;
    text-align: center;
  }

  .indexC-sengong .txt h3 {
    font-size: 24px;
    margin: 10px 0;
  }

  .indexC-sengong .txt a.btn {
    margin-top: 30px;
    text-align: center;
  }
}

@media (max-width:1079px){
  .indexC-sengong .tit h3 {
  font-size: 20px;
}
}


@media screen and (max-width:480px) {
  .indexC-sengong .box a {
    height: 70px;
    width: 70px;
    left: calc(50% - 35px);
    top: calc(50% - 35px);
  }

  .indexC-sengong .box a i {
    font-size: 36px;
    line-height: 70px;
  }

  .indexC-sengong .tit h3 {
    font-size: 22px;
    line-height: 45px;
  }

}