section.bg {
    position: relative;
}
section.bg:after {
    content: "";
    width: 100vw;
    height: 100%;
    background: #F3FAFB;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
}
.marker {
    display: inline;
    background:linear-gradient(transparent 40%, #c9e5f7 60%);
    background-repeat: no-repeat;

  /* マーカーの横方向を0にして縮める */
  background-size: 0% 100%;

  /* マーカーが引かれる速度を指定 */
  transition:background-size 1.5s;
}
.icon {
    background-color: #39bddb;
}

/* top */
#intro {
    padding: 0 calc(4% + 5px) 5rem;
}
#intro .top-ttl {
    font-size: 2.1rem;
    line-height: 2;
    letter-spacing: 0;
    margin-bottom: 2rem;
}
#intro .top-txt {
    font-size: 1.6rem;
    line-height: 2;
}
@media only screen and (min-width: 769px) {
    #intro {
        max-width: 1200px;
        margin: 0 auto 5rem;
        padding: 0 5px;
        text-align: center;
    }
}

/* novelty */
.novelty-wrap {
    padding: 2rem calc(4% + 5px) 5rem;
    background-color: lightblue;
    color: #fff;
}
.novelty-wrap .ttl {
    text-align: center;
    font-size: 2.1rem;
    border-top: 4px double yellow;
    border-bottom: 4px double yellow;
    display: block;
    max-width: 700px;
    margin: 3rem auto;
    padding: 5px 1rem;
}
.novelty-wrap .flex {
    display: grid;
    grid-template-columns: 50% 1fr;
    column-gap: 2rem;
}
.novelty-wrap .date {
    font-size: 1.6rem;
}
.novelty-wrap .under-txt {
    border-top: 1px dotted #39bddb;
    padding-top: 2rem;
}
.novelty-wrap .under-txt .icon {
    font-size: 1.4rem;
}
.novelty-wrap .img img {
    border-radius: 2rem;
}
@media only screen and (max-width: 768px) {
    .novelty-wrap .flex {
        align-items: center;
    }
    .novelty-wrap .under-txt {
        grid-area: 2 / span 2;
        
        margin-top: 2rem;
        text-align: center;
    }
}
@media only screen and (min-width: 769px) {
    .novelty-wrap {
        padding: 5rem 0;
    }
    .novelty-wrap .flex {
        max-width: 700px;
        margin: auto;
        grid-template-rows: 1fr 1fr;
    }
    .novelty-wrap .img {
        grid-area: span 2 / 1;
    }
    .novelty-wrap .txt-wrap {
        grid-area: 1 / 2;
        place-content: end;
    }
    .novelty-wrap .under-txt {
        grid-area: 2 / 2;
    }
}

/* leather */
#leather {
    padding: 5rem calc(4% + 5px);
}
#leather .ttl {
    font-size: 2.1rem;
    padding-bottom: 2rem;
}
#leather .flex {
    display: grid;
    grid-template-columns: 1fr 50%;
    column-gap: 2rem;
    align-items: center;
}
@media only screen and (min-width: 769px) {
    #leather {
        padding: 5rem 0;
    }
    #leather .ttl {
        text-align: center;
    }
    #leather .flex {
        max-width: 700px;
        margin: auto;
    }
}

/* scene */
#scene {
    padding: 5rem calc(4% + 5px);
}
#scene > .ttl {
    font-size: 2.1rem;
    padding-bottom: 2rem;
    text-align: center;
    position: relative;
    z-index: 2;
}
#scene .list {
    display: grid;
    row-gap: 3rem;
    position: relative;
    z-index: 2;
}
#scene .list:nth-child(2) {
    border-bottom: 1px dashed #47B1C1;
    padding-bottom: 4rem;
    margin-bottom: 4rem;
}
#scene .list .txt-wrap .ttl {
    font-size: 1.8rem;
}
#scene .list-item .img {
    text-align: center;
}
#scene .list-item img {
    margin-bottom: 2rem;
}
.icon-arrow {
    color: #2697df;
}
@media only screen and (max-width: 768px) {
    #scene .list-item {
        display: grid;
        column-gap: 2rem;
        align-items: center;
    }
    #scene .list li:nth-of-type(odd) .list-item {
        grid-template-columns: 50% 1fr;
    }
    #scene .list li:nth-of-type(even) .list-item {
        grid-template-columns: 1fr 50%;
    }
    #scene .list li:nth-of-type(even) .txt-wrap {
        order: 1;
        text-align: right;
    }
    #scene .list li:nth-of-type(even) .img {
        order: 2;
    }
    .icon-arrow {
        animation: fluffy 3s infinite;
    }
    @keyframes fluffy {
        0%, 100% {
          transform: translateY(0);
        }
        50% {
          transform: translateY(-20px);
        }
      }
}
@media only screen and (min-width: 769px) {
    #scene .list {
        margin: auto;   
    }
    #scene .list:nth-child(2) {
        max-width: 970px;
        grid-template-columns: repeat(4,1fr);
        justify-content: center;
        column-gap: 3rem;
    }
    #scene .list:nth-child(2) .list-item {
        text-align: center;
    }
    #scene .list:nth-child(2) .txt-wrap .ttl {
        margin-top: 2rem;
    }
    #scene .list:nth-child(3) {
        max-width: 650px;
    }
    #scene .list:nth-child(3) .list-item {
        display: grid;
        column-gap: 2rem;
        align-items: center;
        grid-template-columns: 50% 1fr;
    }
    #scene .list-item img {
        transition: all 0.4s;
    }
    #scene .list-item:hover img {
        transform: translate(0, -20px);
    }
    .category_section .item_area .container {
        width: 826px;
        margin: auto;
        grid-template-columns: repeat(2, 1fr);
    }
}

/* faq */
#faq {
    padding: 5rem 0;
}
#faq .container {
    width: 87%;
    margin: auto;
    position: relative;
    z-index: 2;
}
#faq .ttl {
    font-size: 2.1rem;
    padding-bottom: 2rem;
    text-align: center;
}
#faq .faq-wrap {
    display: grid;
    row-gap: 2rem;
}
#faq .faq-item {
    padding: 3rem;
    background-color: #fff;
}
#faq .faq-ttl {
    font-size: 2rem;
    font-weight: 600;
    line-height: 1.75;
    padding: 0 0 3rem 6rem;
    position: relative;
    border-bottom: 1px dashed #47B1C1;
    margin-bottom: 3rem;
}
#faq .faq-ttl:before {
    content: "Q";
    font-size: 4rem;
    position: absolute;
    top: -.5rem;
    left: 0;
    line-height: 1;
}
#faq dd {
    margin: 0;
}
#faq .faq-item .txt {
    font-size: 1.6rem;
    padding: 0 0 0 6rem;
    position: relative;
}
#faq .faq-item .txt:before {
    content: "A";
    color: #CBD6E2;
    font-size: 4.4rem;
    position: absolute;
    top: 1rem;
    left: .2rem;
    line-height: 5.2rem;
}
@media only screen and (min-width: 900px) {
    #faq .faq-item {
        padding: 4rem 16rem;
    }
    #faq .faq-ttl {
        font-size: 1.8rem;
        padding: 1rem 0 3.5rem 6.6rem;
    }
    #faq .faq-ttl:before, #faq .faq-item .txt:before {
        font-size: 3.5rem;
        top: .5rem;
    }
    #faq .faq-item .txt {
        padding: 0 0 0 6.6rem;
    }
}