@charset "UTF-8";
/* CSS Document */
.header-tab {
  background-color: #f6f8f9;
  width: 100%;
  height: 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header-tab img {
  margin: 10px 20px;
  width: 30px;
}
.header-nav {
  display: none;
}
.humburger-icon {
  position: absolute;
  top: 0px;
  right: 20px;
  max-width: 100px;
  max-height: 60px;
  align-items: center;
}
@media(max-width:840px) {
 #g-nav {
    position: fixed;
    z-index: 999;
    top: 0;
    right: -120%;
    width: 100%;
    height: 100vh;
    background: #f6f8f9;
    transition: all 0.6s;
  }
  #g-nav.panelactive {
    right: 0;
  }
  #g-nav.panelactive #g-nav-list {
    position: fixed;
    z-index: 999;
    width: 100%;
    height: 100vh;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
  }
  #g-nav ul {
    position: absolute;
    z-index: 999;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  #g-nav li {
    list-style: none;
    text-align: center;
  }
  #g-nav li a {
    color: #333;
    text-decoration: none;
    padding: 10px;
    display: block;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: bold;
    font-family: 'operetta-32', serif;
  }
  .openbtn1 {
    position: fixed;
    z-index: 9999;
    top: 5px;
    right: 10px;
    cursor: pointer;
    width: 50px;
    height: 50px;
  }
  .openbtn1 span {
    display: inline-block;
    transition: all .4s;
    position: absolute;
    left: 14px;
    height: 3px;
    border-radius: 2px;
    background-color: #333333;
    width: 45%;
  }
  .openbtn1 span:nth-of-type(1) {
    top: 15px;
  }
  .openbtn1 span:nth-of-type(2) {
    top: 23px;
  }
  .openbtn1 span:nth-of-type(3) {
    top: 31px;
  }
  .openbtn1.active span:nth-of-type(1) {
    top: 18px;
    left: 18px;
    transform: translateY(6px) rotate(-45deg);
    width: 30%;
  }
  .openbtn1.active span:nth-of-type(2) {
    opacity: 0;
  }
  .openbtn1.active span:nth-of-type(3) {
    top: 30px;
    left: 18px;
    transform: translateY(-6px) rotate(45deg);
    width: 30%;
  }
}
@media(min-width:840px) {
  #g-nav {
    margin-right: 20px;
    display: block;
  }
  #g-nav ul {
    display: flex;
  }
  #g-nav ul li {
    margin-right: 100px;
  }
  #g-nav ul li a {
    color: #333;
    text-decoration: none;
    font-family: 'operetta-32', serif;
  }
}
.section-top {
  margin: 0 25px;
  padding: 80px 0 60px;
}
.section-top__image {
  width: 100%;
  max-width: 325px;
  padding-bottom: 60px;
}
.section-top h2 {
  font-size: 2.0rem;
  text-align: left;
}
.section-top h3 {
  font-size: 2.0rem;
  text-align: left;
  padding-bottom: 20px;
}
.section-top h4 {
  padding-bottom: 20px;
  text-align: left;
  font-weight: 400;
}
.box1 {
  width: 150px;
  padding: 15px 20px;
  margin: 0 auto;
  font-weight: bold;
  border: solid 3px #333333;
  text-align: center;
}
.box1 a {
  margin: 0;
  padding: 0;
  text-decoration: none;
  color: #333333;
}
@media(min-width:840px) {
  .section-top {
    margin: 0 200px;
    padding: 120px 0 100px;
  }
  .section-top__image {
    width: 100%;
    max-width: 640px;
    padding-bottom: 120px;
  }
  .section-top h2 {
    font-size: 3.0rem;
    text-align: left;
    padding-bottom: 20px;
  }
  .section-top h3 {
    font-size: 3.0rem;
    text-align: left;
    padding-bottom: 60px;
  }
  .section-top h4 {
    padding-bottom: 30px;
  }
  .section-top__sitelink {
    width: 300px;
  }
  .box1 {
    width: 300px;
    padding: 25px 40px;
    margin: 0 auto;
    font-weight: bold;
    border: solid 3px #333333;
    text-align: center;
  }
  .box1 a {
    font-size: 2.0rem;
  }
}
.section-works {
  margin: 0 25px;
  padding: 0 0 200px;
}
.section-works__main {
  padding: 0 0 20px;
  display: block;
}
.section-works__column {
  text-align: left;
  padding-bottom: 40px;
  font-size: 1.6rem;
}
.section-works dd {
  font-size: 1.5rem;
}
.section-works__head {
  padding-bottom: 10px;
  font-weight: 600;
  font-size: 1.6rem;
}
.section-works__item-information {
  text-align: left;
  font-size: 1.5rem;
  padding: 20px 0;
  background-image: linear-gradient(to right, #ccd3d0, #ccd3d0 4px, transparent 4px, transparent 8px);
  background-size: 12px 2px;
  background-position: left bottom;
  background-repeat: repeat-x;
}
.section-works__list {
  text-align: left;
  padding: 30px 0;
  background-image: linear-gradient(to right, #ccd3d0, #ccd3d0 4px, transparent 4px, transparent 8px);
  background-size: 12px 2px;
  background-position: left bottom;
  background-repeat: repeat-x;
}
.section-works__item-design {
  text-align: left;
  font-size: 1.5rem;
  padding: 80px 0 20px;
  background-image: linear-gradient(to right, #ccd3d0, #ccd3d0 4px, transparent 4px, transparent 8px);
  background-size: 12px 2px;
  background-position: left bottom;
  background-repeat: repeat-x;
}
@media(min-width:1140px) {
  .works-innner {
    margin-inline: auto;
    padding-inline: 40px;
    max-width: 1160px;
  }
  .section-works {
    padding: 0 0 120px;
  }
  .section-works__main {
    padding: 0 0 60px;
  }
  .section-works__column {
    display: flex;
    justify-content: space-between;
    text-align: left;
    padding-bottom: 80px;
  }
  .section-works dd {
    width: 80%;
    max-width: 780px;
    margin-left: 40px;
  }
  .section-works__list {
    font-size: 1.6rem;
    display: flex;
    justify-content: space-between;
    text-align: left;
    padding-bottom: 80px;
  }
  .section-works__item-information {
    padding: 40px 0;
  }
  .section-works__list {
    padding: 30px 0;
  }
  .section-works__item-design {
    padding: 80px 0 40px;
  }
}
.section-image {
  margin: 0 25px;
}
.section-image__pc img {
  display: none;
  box-shadow: 0px 5px 10px 2px #bbbbbb;
}
.section-image__pc-mobile img {
  display: none;
  box-shadow: 0px 5px 10px 2px #bbbbbb;
}
.section-image__mobile img {
  width: 100%;
  max-width: 325px;
  object-fit: contain;
  box-shadow: 0px 5px 10px 2px #bbbbbb;
}
.section-image__mobile {
  padding-bottom: 200px;
}
@media(min-width:1140px) {
  .section-image {
    margin: 0;
  }
  .section-image__pc {
    margin: 200px;
  }
  .section-image__pc img {
    display: block;
    max-width: 840px;
    margin: 0 auto;
  }
  .section-image__pc-mobile {
    display: flex;
    justify-content: center;
    margin: 0 200px;
  }
  .section-image__pc-mobile img {
    display: flex;
    width: 100%;
    max-width: 250px;
    justify-content: center;
    object-fit: contain;
    margin: 0 20px auto 20px;
  }
  .section-image__mobile img {
    display: none;
  }
  .page_top {
    width: 50px;
    height: 50px;
    position: fixed;
    right: 0;
    bottom: 320px;
    background: #00489D;
    z-index: 10000;
  }
  .page_top a {
    position: relative;
    display: block;
    width: 50px;
    height: 50px;
  }
  .page_top a::before {
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    content: '\f062';
    font-size: 25px;
    color: #FFFFFF;
    position: absolute;
    width: 25px;
    height: 25px;
    top: 0;
    bottom: 0;
    right: 0;
    left: 0;
    margin: auto;
    text-align: center;
  }
  .button {
    text-align: right;
    margin: 80px 200px 80px;
    font-family: 'operetta-32', serif;
    letter-spacing: 1px;
    font-size: 2.4rem;
  }
  .back_button a {
    color: #333333;
    text-decoration: none;
    position: relative;
  }
  .back_button a::after {
    position: absolute;
    bottom: -3px;
    left: 0;
    content: '';
    width: 100%;
    height: 1px;
    background: #333333;
    transform: scale(0, 1);
    transform-origin: left top;
    transition: transform .3s;
  }
  .back_button a:hover::after {
    transform: scale(1, 1);
  }
}
.footer {
  background-color: #000;
  color: #FFF;
  position: relative;
}
.footer img {
  width: 20%;
  max-width: 150px;
  position: absolute;
  top: 30px;
  left: 25px;
}
.footer ul {
  padding: 45px 25px 70px;
  display: flex;
  flex-flow: column;
  text-align: right;
}
.footer ul li {
  margin-bottom: 30px;
  list-style: none;
}
.footer ul li a {
  text-decoration: none;
  color: #FFF;
  font-family: 'operetta-32', serif;
}
.footer h2 {
  font-size: 2.4rem;
  width: 100%;
  margin: 0 auto 70px;
  font-family: 'operetta-32', serif;
  letter-spacing: 3px;
}
.footer small {
  font-family: 'operetta-32';
}
@media(min-width:840px) {
  .footer img {
    top: 45px;
    left: 40px;
    max-width: 220px;
  }
  .footer ul {
    padding: 80px 120px 95px;
    flex-flow: row;
    justify-content: flex-end;
  }
  .footer ul li {
    margin: 0 0 0 60px;
  }
  .footer ul li a {
    hont-size: 2.4rem;
  }
  .footer h2 {
    font-size: 3.6rem;
    letter-spacing: 8px;
    font-weight: 400;
  }
}