.bg {
  background: #F5F5F5;
}

.content {
  margin: 0 auto;
  max-width: 1920px;
}

.inner {
  margin: 0 auto;
  width: 1278px;
}

.pt {
  padding-top: 50px;
}

.intro_inner {
  width: 1392px;
  margin: 0 auto;
}

.about .intro {
  margin: 72px auto 13px auto;
  font-size: 22px;
  line-height: 80px;
  text-align: center;
}

.anchor_block {
  width: 1241px;
  margin: 79px auto 144px;
  background-color: #eee;
}

.anchor_header {
  padding: 15px 20px;
  display: -webkit-box;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
  flex-flow: row;
  -webkit-box-align: center;
  align-items: center;
  -webkit-box-pack: start;
  justify-content: flex-start;
  position: relative;
  cursor: pointer;
}
.anchor_header:after, .anchor_header:before {
  content: "";
  position: absolute;
  border: 1.5px solid #000;
  height: 0;
  width: 16px;
  top: 30px;
  right: 22px;
  background-color: #000;
}
.anchor_header.close:after {
  -webkit-transform: rotate(90deg);
  transform: rotate(90deg);
}
.anchor_header:after {
  -webkit-transform: rotate(180deg);
  transform: rotate(180deg);
  -webkit-transition: .3s linear;
  transition: .3s linear;
}


.icon {
  margin-right: 20px;
}
.anchor_title {
  font-size: 14px;
  letter-spacing: .7px;
  line-height: 20px;
  font-weight: 700;
}
.anchor_body {
  border-top: 1px solid #ccc;
  padding: 20px;
  -webkit-transition: max-height .3s,padding .3s;
  transition: max-height .3s,padding .3s;
  max-height: 100vh;
  opacity: 1;
  overflow: hidden;
}
.anchor_list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.anchor_list li {
  font-size: 18px;
  letter-spacing: .8px;
  line-height: 20px;
  padding-left: 18px;
  position: relative;
  text-decoration: underline;
  cursor: pointer;
  word-break: break-word;
  line-break: strict;
  overflow-wrap: break-word;
  white-space: pre-line;
}
.anchor_list li::before {
  content: "";
  position: absolute;
  border: 5px solid transparent;
  border-left-color: #000;
  top: 6px;
  left: -1px;
}

.product-list .inner {
  margin-top: 150px;
  border-top: 8px solid #AFAFAF;;
}

.pro_text {
  font-size: 20px;
  font-weight: 400;
  line-height: 30px;
}
.product-list .main-ttl {
  margin: 145px auto 112px auto;
  font-weight: 400;
  font-size: 48px;
  line-height: 1.5;
  text-align: center;
}

.product-list .menu {
  margin-bottom: 53px;
}

.product-list .menu li {
  transition: all .3s;
}

.product-list .menu li:hover {
  opacity: .6;
}

.product-list .menu a {
  font-weight: 700;
  font-size: 24px;
  line-height: 1.4;
  text-align: center;
  letter-spacing: -0.015em;
  padding-bottom: 23px;
  border-bottom: 2px solid rgba(0, 0, 0, .5);
}

.product-info .name-blk {
  min-height: 90px;
}

.p-title {
  font-size: 20px;
  line-height: 1.5;
  text-align: center;
}

.p-code {
  font-size: 15px;
  line-height: 1.5;
  text-align: center;
}

.btn {
  width: 340px;
  margin: 50px auto 0;
  text-align: center;
}

.btn a {
  padding: 27px;
  border: 1px solid #18A0FB;
  border-radius: 6px;
  background: #fff;
  color: #18A0FB;
  font-weight: 500;
  font-size: 20px;
  transition: all .3s;
}

.btn a:hover {
  border: 1px solid #18A0FB;
  background: #18A0FB;
  color: #ffffff;
}

.remark {
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
  margin-bottom: 20px;
}

.listblk .col3 {
  margin-top: 5%;
}

.listblk .col3 .item {
  width: 27%;
  margin: 0 10% 5% 0;
  max-width: 360px;
}

.listblk .col3 .item:nth-child(3n) {
  margin-right: 0;
}

.listblk h3 {
  font-size: 48px;
  line-height: 1.5;
  text-align: center;
}

.listblk h4 {
  color: #414141;
  font-size: 40px;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.015em;
}

h4.color-ttl {
  margin: 20px auto;
  letter-spacing: 0;
  font-size: 25px;
  font-style: normal;
  line-height: 1.5;
  text-align: center;
}

.colorlist {
  margin: 0 auto;
  min-height: 104px;
  max-width: 360px;
}

.colorlist.center {
  justify-content: center;
}

.colorlist li {
  width: 42px;
  height: 42px;
  margin: 0 10px 10px 0;
  border: 1px solid #eee;
  border-radius: 50px;
  background: #212121;
}

.colorlist li:nth-child(7n),
.colorlist li:last-child {
  margin-right: 0;
}

.colorlist li.wh {
  background: #ffffff;
}

.colorlist li.gray {
  background: #a8a8a8;
}

.colorlist li.d-brown {
  background: #5b362b;
}

.colorlist li.brown {
  background: #6a5650;
}

.colorlist li.lightbrown {
  background: #b6a69a;
}

.colorlist li.brown01 {
  background: #956338;
}

.colorlist li.mint {
  background: #a8c8ba;
}

.colorlist li.lightgray {
  background: #c6c8c9;
}

.colorlist li.navyblue {
  background: #2b4861;
}

.colorlist li.babyblue {
  background: #bbe2f1;
}

.colorlist li.lightblue {
  background: #c7d2d6;
}

.colorlist li.terracotta {
  background: #c87768;
}

.colorlist li.yellow {
  background: #f0b73c;
}

.colorlist li.greige {
  background: #b2b3b0;
}

.colorlist li.blue {
  background: #d6ebf6;
}

.colorlist li.clear {
  background: #fbfbfb;
}

.colorlist li.pink {
  background: #f9eef4;
}

.colorlist li.red {
  background: #fda6b4;
}

.colorlist li.lightyellow {
  background: #fcf6ea;
}

.colorlist li.camel {
  background: #b68b47;
}

.colorlist li.natural {
  background: #d5b47e;
}

.colorlist li.ivory {
  background: #fcf6ea;
}

.colorlist li.orange {
  background: #ee7800;
}

.colorlist li.beige {
  background: #e2d9d2;
}

.colorlist li.black {
  background: #2c251f;
}

.colorlist li.black1 {
  background: #353439;
}

.listblk .item.f-sb {
  width: 960px;
  margin: 0 auto;
  padding: 68px 0 20px 0;
}

.listblk .item.f-sb .slider {
  width: 440px !important;
  max-width: 440px !important;
  margin: 0;
}

.listblk .item.f-sb .product-info {
  width: 490px;
}

.listblk .item.f-sb .p-title {
  font-size: 32px;
}

.listblk .item.f-sb .p-code {
  margin: 20px auto;
}

.listblk .item.f-sb .colorblk {
  margin: 50px auto 30px auto;
}

.listblk .item.f-sb .colorlist li {
  width: 50px;
  height: 50px;
}

.last {
  padding-bottom: 50px;
}

@media only screen and (max-width: 1180px) {
  .anchor_block {
    width: 100%;
  }
  .intro_inner {
    width: 100%;
    padding: 0 20px;
  }
  .about .intro {
    font-size: 16px;
    margin: 60px 0 30px 0;
    line-height: 25px;
  }

  .product-list {
    padding: 0 20px;
  }

  .listblk .col3 .item,
  .listblk .col3 .item:nth-child(3n) {
    width: 100%;
    max-width: 360px !important;
    margin: 0 auto 50px auto;
  }

  .listblk .item.f-sb {
    display: block;
    max-width: 100%;
  }

  .listblk .item.f-sb .slider {
    width: 100% !important;
    max-width: 360px !important;
    margin: 0 auto;

  }
  .listblk .item.f-sb .product-info {
    width: 100%;
  }

  .listblk h3 {
    font-size: 25px;
  }

  .listblk h4 {
    font-size: 25px;
  }
  .product-list .menu{
    justify-content: center;
    max-width: 650px;
    margin: 0 auto 53px auto;
  }
  .product-list .menu li {
    width: auto;
    margin: 20px 5px 0 5px;
  }

  .product-list .menu a {
    font-size: 12px;
    position: relative;
    padding: 5px 10px 5px 20px;
    border: 2px solid #DBCFC3;
    border-radius: 6px;
    font-weight: 400;
  }
  .product-list .menu a::before{
    position: absolute;
    left: 5px;
    content: '#';
    /* color: #212121; */
  }
  .product-info .name-blk {
    min-height: auto;
}
  .product-list .main-ttl {
    margin: 65px auto 0 auto;
  }
  .colorblk,
  .listblk .item.f-sb .colorblk{
    margin: 50px auto 30px auto;
  }
  .p-title,
  .listblk .item.f-sb .p-title{
    font-size: 18px;
  }
  .p-code,
  .listblk .item.f-sb .p-code{
    font-size: 13px;
  }
  .listblk .item.f-sb .p-code{
    margin: 0;
  }
  .btn {
    width: 100%;
    margin-top: 30px;
  }
  .btn a{
    font-size: 20px;
    padding: 17px;
  }
}

@media only screen and (max-width: 750px) {
  .about .intro {
    font-size: 16px;
    margin: 50px 0;
  }

  .product-list .main-ttl {
    font-size: 35px;
  }  

}