#header #key {
    background: url(../img/story/key.jpg) no-repeat center top/cover;
    height: 100vw;
}
#sec1 {
    padding: 20vw 0 0;
    position: relative;
}
#sec1::after {
    content: "";
    background: url(../img/story/sec1_deco1.png) no-repeat 0 0/100% auto;
    position: absolute;
    top: -4.5vw;
    right: 17%;
    width: 36%;
    height: 50vw;
    z-index: -1;
}
#sec1 .item1 {
    margin-bottom: 18vw;
}
#sec1 .item1 h2 {
    text-align: center;
}
#sec1 .item1 h2 img {
    width: 45%;
	margin-left: 20vw;
}
#sec1 .item1 .photo {
    position: relative;
}
#sec1 .item1 .photo::before {
    content: "";
    background: url(../img/story/sec1_deco2.png) no-repeat 0 0/100% auto;
    position: absolute;
    left: -6%;
    width: 22vw;
    height: 22vw;
    bottom: -18vw;
    z-index: -1;
}
#sec1 .item1 .photo img {
    border-radius: 0 0 0 15px;
}
#sec1 .item2 {
    margin: 0 -3.33vw;
}
#sec1 .item2 .txt {
    position: relative;
    padding: 10vw 5% 10vw;
}
#sec1 .item2 .txt::before {
    content: "";
    box-shadow: 0px 3px 7px rgba(0, 0, 0, 0.2);
    background: url(../img/shared/bg5.jpg);
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: -1;
}
#sec2 {
    padding: 17vw 0 0;
}
#sec2 .item1 {
    margin-bottom: 10vw;
}
#sec2 .item1 h2 {
    padding-bottom: 8vw;
    /* padding-bottom: 14vw; */
    border-bottom: 1px solid #8c8a88;
    width: 70%;
    margin: auto;
}
#sec2 .item1 h2 .ttl-eng {
    margin-bottom: 7vw;
}
#sec2 .item1 h2 .ttl-jp {
    line-height: 1.6;
}
#sec2 .item1 .txt {
    height: 115vw;
    margin: 0 auto;
    padding-top: 14vw;
}
#sec2 .item2 .gr-img {
    display: flex;
    justify-content: space-between;
    margin: 10vw 0 7vw;
}
#sec2 .item2 .gr-img li {
    width: 48%;
}
#sec2 .item2 .gr-img li.img1 {
    margin-top: 14vw;
}
#sec2 .item2 .athor {
    text-align: right;
    margin-top: 10vw;
    font-size: 4.7vw;
    letter-spacing: 0.15em;
}
#sec2 .item3 {
    position: relative;
}
#sec2 .item3::before {
    content: "";
    background: url(../img/story/sec2_deco.png) no-repeat right top/100% auto;
    position: absolute;
    top: 0;
    right: -5%;
    width: 70%;
    bottom: 0;
    z-index: -1;
}
#sec2 .item3 .photo1 {
    width: 70%;
    margin: 0 auto -6vw;
    position: relative;
    z-index: 2;
}
#sec2 .item3 .photo2 {
    margin: 0 -3.33vw;
}
#sec3 {
    padding: 20vw 0 0;
    position: relative;
}
#sec3::before {
    content: "";
    background: url(../img/story/sec3_deco.png) no-repeat left top/100% auto;
    position: absolute;
    top: 93vw;
    left: -5%;
    width: 55%;
    bottom: 0;
    z-index: -1;
}
#sec3 h2 {
    text-align: center;
}
#sec3 h2 img {
    width: 43%;
}
#sec3 .js {
    margin: 13vw 0 7vw;
}
#sec3 .js .slick-dots {
    top: 3.5vw;
    bottom: auto;
}
#sec3 .js .sl img {
    width: 100%;
    height: 60vw;
    -o-object-fit: cover;
    object-fit: cover;
    border-radius: 15px 0 15px 0;
}
#sec4 {
    padding: 15vw 0 23vw;
    background: url(../img/story/sec4_bg.png) no-repeat center bottom/100% auto;
}
#sec4 .bnr a {
    display: block;
    position: relative;
}
#sec4 .bnr a::before {
    content: "";
    border-left: 1px solid #636d3f;
    position: absolute;
    top: -13vw;
    left: 10%;
    height: 80vw;
    transform: rotate(44deg);
    z-index: 1;
}
#sec4 .bnr h3 {
    font-family: "Forum";
    font-size: 5vw;
    letter-spacing: 0.1em;
    color: #636d3f;
    padding-left: 5%;
    text-transform: uppercase;
    margin-bottom: 3vw;
    position: relative;
}
#sec4 .bnr h3::before {
    content: "";
    border-bottom: 1px solid #636d3f;
    position: absolute;
    right: 24px;
    bottom: 1.59vw;
    left: 0;
}
#sec4 .bnr h3::after {
    content: "";
    background: url(../img/story/sec4_arr.png) no-repeat;
    width: 24px;
    height: 10px;
    position: absolute;
    top: 12px;
    right: 0;
}
#sec4 .bnr .gr-pt {
    position: relative;
}
#sec4 .bnr .gr-pt::before {
    content: "";
    border: 1px solid #636d3f;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1;
}
#sec4 .bnr .gr-pt .photo img {
    height: 45vw;
    -o-object-fit: cover;
    object-fit: cover;
}
#sec4 .bnr .gr-pt .catch {
    position: absolute;
    right: 4%;
    bottom: 3vw;
    color: #fff;
    font-size: 4vw;
    letter-spacing: 0.3em;
    text-align: right;
    line-height: 1.7;
}
@media screen and (min-width: 768px) {
    #sec1 {
        padding: 228px 0 0;
    }
    #sec1::before {
        top: -74px;
        right: calc(50% - 750px);
        width: 273px;
        height: 376px;
    }
    #sec1 .item1 {
        margin-bottom: 0;
        position: relative;
    }
    #sec1 .item1 h2 {
        text-align: left;
        position: absolute;
        top: -124px;
        right: -159px;
        z-index: 2;
    }
    #sec1 .item1 h2 img {
        width: auto;
    }
    #sec1 .item1 .photo {
        margin-left: -100px;
    }
    #sec1 .item1 .photo::before {
        left: -102px;
        width: 153px;
        height: 152px;
        bottom: -100px;
    }
    #sec1 .item1 .photo img {
        border-radius: 0;
    }
    #sec1 .item2 {
        margin: -108px 0 0 430px;
        position: relative;
        z-index: 2;
    }
    #sec1 .item2 .txt {
        padding: 76px 0 67px 117px;
        line-height: 33px;
        margin-right: -55px;
    }
    #sec1 .item2 .txt::before {
        right: -195px;
    }
    #sec1 .item2 .photo {
        height: 544px;
        margin-right: -250px;
    }
}
@media screen and (min-width: 768px) and (max-width: 1499px) {
    #sec1 .item2 .photo {
        margin-right: calc(-50vw + 50%);
    }
}
@media screen and (min-width: 768px) {
    #sec2 {
        padding: 0;
    }
    #sec2 .item1 {
        margin: -716px 0 0;
        width: 334px;
    }
    #sec2 .item1 h2 {
        padding-bottom: 56px;
        margin-bottom: 89px;
    }
    #sec2 .item1 h2 .ttl-eng {
        margin-bottom: 51px;
    }
    #sec2 .item1 h2 .ttl-jp {
        line-height: 70px;
    }
    #sec2 .item1 .txt {
        height: 370px;
        line-height: 33px;
        margin: 0 auto;
		padding-top: 0;
    }
    #sec2 .item2 {
        position: relative;
    }
    #sec2 .item2 .photo {
        margin: -171px -100px 0 auto;
        width: 566px;
    }
    #sec2 .item2 .gr-img {
        margin: 0;
        position: absolute;
        top: 223px;
        left: -54px;
        width: 612px;
        z-index: 2;
    }
    #sec2 .item2 .gr-img li {
        width: auto;
    }
    #sec2 .item2 .gr-img li.img1 {
        margin-top: 84px;
    }
    #sec2 .item2 .gr-txt {
        width: 323px;
        margin: 89px 13px 0 auto;
        min-height: 374px;
    }
    #sec2 .item2 .gr-txt .txt {
        text-align: justify;
    }
    #sec2 .item2 .athor {
        margin: 74px 9px 0px 0;
        font-size: 25px;
    }
    #sec2 .item3 {
        padding: 138px 0 0;
    }
    #sec2 .item3::before {
        height: 732px;
        top: 38px;
        right: -369px;
        width: 762px;
        bottom: auto;
    }
    #sec2 .item3 .photo1 {
        width: auto;
        margin: 0;
        position: absolute;
        top: -21px;
        right: -97px;
    }
    #sec2 .item3 .photo2 {
        margin: 0 342px 0 -250px;
        height: 590px;
    }
}
@media screen and (min-width: 768px) and (max-width: 1499px) {
    #sec2 .item3 .photo2 {
        margin-left: calc(-50vw + 50%);
    }
}
@media screen and (min-width: 768px) {
    #sec3 {
        padding: 163px 0 0;
    }
    #sec3::before {
        height: 519px;
        top: 689px;
        left: auto;
        right: calc(50% + 289px);
        width: 524px;
        bottom: auto;
    }
    #sec3 .wrap {
        max-width: 1200px;
    }
    #sec3 h2 img {
        width: auto;
    }
    #sec3 .js {
        margin: 87px 0 79px;
    }
    #sec3 .js .slick-dots {
        top: 28px;
        right: 17px;
    }
    #sec3 .js .sl img {
        height: auto;
        border-radius: 30px 0 30px 0;
    }
    #sec3 .txt {
        text-align: center;
    }
}
@media screen and (min-width: 768px) {
    #sec4 {
        padding: 108px 0 154px;
    }
    #sec4 .bnr {
        margin-top: 39px;
    }
    #sec4 .bnr a::before {
        top: -110px;
        left: 125px;
        height: 485px;
        transform: rotate(45deg);
    }
    #sec4 .bnr a:hover img {
        filter: grayscale(90%);
    }
    #sec4 .bnr h3 {
        font-size: 30px;
        padding-left: 52px;
        margin-bottom: 14px;
    }
    #sec4 .bnr h3::before {
        bottom: 9px;
    }
    #sec4 .bnr h3::after {
        top: 21px;
    }
    #sec4 .bnr .gr-pt .photo img {
        height: 408px;
        width: 100%;
        transition-duration: 0.3s;
    }
    #sec4 .bnr .gr-pt .catch {
        right: 60px;
        bottom: 36px;
        font-size: 35px;
        line-height: 64px;
    }
}
@media screen and (max-width: 1350px) and (min-width: 768px) {
    #sec1 .item1 h2 {
        right: calc(-50vw + 50% + 30px);
    }
}
@media screen and (max-width: 1199px) and (min-width: 768px) {
    #sec1 .item2 .txt {
        margin-right: 0;
    }
}