@charset "utf-8";

/* container */
#container {
    max-width: 1600px;
    width: 94%;
    margin: 0 auto;
    padding: 50px 0;
}

#container h2 {
    font-size: 30px;
    text-align: center;
    letter-spacing: 1px;
}

#container .page-menu {
    text-align: center;
    margin-top: 20px;
}

#container .page-menu a {
    min-width: 140px;
    color: #000;
    font-size: 16px;
    letter-spacing: 1px;
    padding: 20px 10px;
    border: 1px solid #ddd;
    display: inline-block;
    margin: 5px 3px;
}

#container .page-menu .btn {
    display: none;
}

#container .page-menu .btn::after {
    content: "";
    width: 12px;
    height: 13px;
    background: url('../images/arrow3.svg') no-repeat center;
    background-size: 100% auto;
    display: inline-block;
    margin-left: 10px;
    pointer-events: none;
}

#container.download .page-menu {
    margin-top: 0;
}


/* 產品列表/系列列表 */
#prod-list .info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 50px;
    padding: 0 0.8%;
}

#prod-list .info h1 {
    width: 20%;
    font-size: 30px;
    text-align: center;
    letter-spacing: 1px;
    box-sizing: border-box;
}

#prod-list .info .text {
    width: 80%;
    background: #f4f3ee;
    font-size: 14px;
    line-height: 22px;
    padding: 30px;
    box-sizing: border-box;
}

#prod-list .row-series {
    display: flex;
    flex-wrap: wrap;
    margin-top: 50px;
}

#prod-list .row-series li {
    width: 20%;
    letter-spacing: 1px;
    padding: 1% 0.8%;
    box-sizing: border-box;
}

#prod-list .row-series li span {
    width: 100%;
    height: 100%;
    background: #f4f3ee;
    font-size: 18px;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    padding-bottom: 34px;
    box-sizing: border-box;
}

#prod-list .row-series li span::after {
    content: "";
    width: 100%;
    height: 34px;
    background: #fbfbfb;
    display: block;
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 1;
}

#prod-list .row-series li a {
    color: #000;
    display: block;
}

#prod-list .row-series li a img {
    width: 100%;
    height: auto;
    display: block;
}

#prod-list .row-series li a p {
    font-size: 14px;
    text-align: center;
    padding: 10px 0;
}

/* 產品內頁 */
#prod-detail {
    max-width: 1000px;
    width: 90%;
    margin: 0 auto;
    padding: 50px 0;
}

#prod-detail .top {
    letter-spacing: 1px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#prod-detail .top .back {
    color: #000;
    font-size: 14px;
    display: inline-block;
}

#prod-detail .top .back::before {
    content: "";
    width: 6px;
    height: 10px;
    background: url('../images/arrow1-l.svg');
    background-size: 100% auto;
    display: inline-block;
    margin-right: 10px;
}

#prod-detail .top .download {
    width: 170px;
    color: #000;
    font-size: 14px;
    text-align: center;
    padding: 15px 0;
    border: 1px solid #ddd;
    display: inline-block;
}

#prod-detail .top .download::before {
    content: "";
    width: 16px;
    height: 16px;
    background: url('../images/icon-download.svg');
    display: inline-block;
    margin-right: 10px;
    vertical-align: bottom;
}

#prod-detail .info {
    margin-top: 15px;
}

#prod-detail .info img {
    width: 100%;
    height: auto;
    display: block;
}

#prod-detail .info .text {
    background: #f4f3ee;
    padding: 30px;
}

#prod-detail .info .text h3 {
    font-size: 18px;
    letter-spacing: 1px;
}

#prod-detail .info .text h3 span {
    color: #999;
    font-size: 14px;
    font-weight: normal;
    display: block;
    margin-bottom: 10px;
}

#prod-detail .info .text p {
    font-size: 14px;
    line-height: 22px;
    margin-top: 15px;
}

#prod-detail .img {
    display: flex;
    flex-wrap: wrap;
    padding-top: 30px;
}

#prod-detail .img a {
    width: 33%;
    height: 0;
    display: block;
    padding-top: 33%;
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
    margin-bottom: 5px;
    margin-right: 0.5%;
}

#prod-detail .img a:nth-child(3n) {
    margin-right: 0;
}

#prod-detail .img a img {
    width: auto;
    height: 100%;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
}

/* 案例列表 */
#case-list .list-item {
    margin-top: 50px;
}

#case-list .list-item h4 {
    font-size: 18px;
    text-align: center;
    letter-spacing: 1px;
}

#case-list .list-item h4::after {
    content: "";
    width: 80px;
    height: 2px;
    background: #000;
    display: block;
    margin: 10px auto 0 auto;
}

#case-list .list-item .row-img {
    display: flex;
    flex-wrap: wrap;
    margin-top: 20px;
}

#case-list .list-item .row-img li {
    width: 33.33%;
    text-align: center;
    padding: 1%;
    box-sizing: border-box;
}

#case-list .list-item .row-img li img {
    width: 100%;
    height: auto;
    display: block;
}

#case-list .list-item .row-img li a {
    display: block;
}

#case-list .list-item .row-img li .text {
    max-width: 280px;
    width: 100%;
    color: #000;
    font-size: 16px;
    font-weight: bold;
    letter-spacing: 1px;
    padding: 20px 0;
    border: 1px solid #ddd;
    display: inline-block;
    margin-top: 20px;
    transition: all .3s;
}

#case-list .list-item .row-img li .text:hover {
    background: #f4f3ee;
    color: rgba(0, 0, 0, .5);
    border-color: #f4f3ee;
}

/* 案例內頁 */
#case-detail .wrap {
    max-width: 1000px;
    width: 90%;
    margin: 0 auto;
    padding-top: 50px;
}

#case-detail .top .head {
    position: relative;
}

#case-detail .top .head a {
    color: #000;
    font-size: 14px;
    display: inline-block;
    position: absolute;
    top: 50%;
    left: 0;
    margin-top: -7px;
}

#case-detail .top .head a::before {
    content: "";
    width: 6px;
    height: 10px;
    background: url('../images/arrow1-l.svg');
    background-size: 100% auto;
    display: inline-block;
    margin-right: 10px;
}

#case-detail .top .head h2 {
    font-size: 30px;
    text-align: center;
    padding: 0 70px;
}

#case-detail .top p {
    font-size: 14px;
    line-height: 22px;
    margin-top: 30px;
}

#case-detail .slide {
    margin-top: 30px;
}

#case-detail .slide img {
    max-width: 100%;
    max-height: 750px;
    width: auto;
    display: block;
    margin: 0 auto;
}

#case-detail .slide .owl-dots {
    width: 100%;
    display: flex;
    justify-content: center;
}

#case-detail .slide .owl-dots button {
    width: 25px;
    height: 25px;
    background: none;
    border: none;
    display: flex;
    justify-content: center;
    align-items: center;
}

#case-detail .slide .owl-dots button span {
    width: 7px;
    height: 7px;
    background: #000;
    opacity: .2;
    border-radius: 50%;
    display: block;
}

#case-detail .slide .owl-dots button.active span {
    opacity: 1;
}

#case-detail .bottom {
    background: #f4f3ee;
    padding: 30px 0;
    margin-top: 50px;
}

#case-detail .bottom h4 {
    font-size: 18px;
    text-align: center;
}

#case-detail .bottom .link {
    max-width: 1000px;
    width: 90%;
    display: flex;
    margin: 0 auto;
    padding-top: 30px;
}

#case-detail .bottom .link li {
    width: 19%;
    margin: 0 0.5%;
}

#case-detail .bottom .link li a {
    display: block;
    position: relative;
}

#case-detail .bottom .link li a img {
    width: 100%;
    height: auto;
    display: block;
}

#case-detail .bottom .link li a p {
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .7);
    color: #fff;
    font-size: 14px;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: all .3s;
}

#case-detail .bottom .link li a:hover p {
    opacity: 1;
}

/* about */
#about .text h2 {
    text-align: left;
}

#about .text p {
    max-width: 460px;
    font-size: 14px;
    line-height: 24px;
    margin-top: 20px;
}

#about .row-tp .text h2 {
    max-width: 460px;
    width: 100%;
}

#about .row-tp .text {
    display: flex;
    flex-direction: column;
    align-items: center;
}

#about .row-tp .tp {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

#about .row-tp .tp::after {
    content: "";
    width: 70%;
    height: 110%;
    background: #f4f3ee;
    display: block;
    position: absolute;
    top: 10%;
    left: 0;
    z-index: -1;
}

#about .row-tp .tp img {
    width: 56%;
    max-width: 900px;
    height: auto;
    display: block;
}

#about .row-tp .tp .text {
    padding: 0 5%;
}

#about .row-tp .bt {
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-between;
    align-items: center;
}

#about .row-tp .bt .text {
    padding: 0 5% 0 10%;
}

#about .row-tp .bt .img {
    width: 58%;
    position: relative;
    bottom: 80px;
    left: 5%;
}

#about .row-tp .bt .img img {
    max-width: 820px;
    width: 100%;
    height: auto;
    display: block;
}

#about .row-md {
    background: #f4f3ee;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 50px 0;
}

#about .row-md .text {
    width: 27.5%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 5%;
}

#about .row-md .text h2 {
    max-width: 460px;
    width: 100%;
}

#about .row-md .img {
    width: 62.5%;
    display: flex;
}

#about .row-md .img img {
    max-width: 500px;
    width: 50%;
    height: auto;
    display: block;
}

#about .row-md .img img.sp {
    position: relative;
    bottom: 115px;
}

#about .row-bt {
    display: flex;
    justify-content: space-between;
    padding: 50px 0;
    position: relative;
}

#about .row-bt .left {
    width: 30%;
}

#about .row-bt .left h2 {
    text-align: left;
    padding: 20px 0;
}

#about .row-bt .left p {
    color: #999;
    font-size: 16px;
    font-weight: bold;
    line-height: 30px;
}

#about .row-bt .bt-img {
    max-width: 480px;
    width: 30%;
    height: auto;
    display: block;
    position: absolute;
    left: 0;
    bottom: 50px;
    z-index: -1;
}

#about .row-bt .right {
    width: 65%;
}

#about .row-bt .right li {
    font-size: 14px;
    line-height: 24px;
    padding-left: 60px;
    padding-bottom: 50px;
    position: relative;
}

#about .row-bt .right li:last-child {
    padding-bottom: 0;
}

#about .row-bt .right li::before {
    content: "";
    width: 42px;
    height: 42px;
    background-size: 100% auto;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
}

#about .row-bt .right li:nth-child(1)::before {
    background: url('../images/icon-about1.svg');
}

#about .row-bt .right li:nth-child(2)::before {
    background: url('../images/icon-about2.svg');
}

#about .row-bt .right li:nth-child(3)::before {
    background: url('../images/icon-about3.svg');
}

#about .row-bt .right li:nth-child(4)::before {
    background: url('../images/icon-about4.svg');
}

#about .tag {
    opacity: 0;
    transform: translateX(-35%);
}

#about .tag.active {
    animation: tag 1s forwards;
}

@keyframes tag {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}



/* download */
#download .file {
    min-height: 515px;
    background: #f4f3ee url('../images/img-download.png') top no-repeat;
    background-size: 100% auto;
    padding-top: 17%;
}

#download .file::after {
    content: "";
    width: 100%;
    max-height: 600px;
    background: url('../images/img-download-2.png') top no-repeat;
    background-size: 100% auto;
    display: block;
    padding-bottom: 25%;
}

#download .file h2 {
    font-size: 30px;
    text-align: center;
    letter-spacing: 1px;
}

#download .file h2 span {
    font-size: 16px;
    display: block;
    margin-top: 40px;
}

#download .file .list {
    max-width: 1000px;
    width: 95%;
    display: flex;
    flex-wrap: wrap;
    margin: 0 auto;
    padding-top: 40px;
}

#download .file .list li {
    width: 33.33%;
    background: rgba(0, 0, 0, .3);
    font-size: 14px;
    text-align: center;
    margin: -0.05%;
    padding: 30px 0;
}

#download .file .list li h5 {
    line-height: 20px;
    font-weight: normal;
}

#download .file .list li a {
    background: #fff;
    color: #000;
    padding: 10px;
    margin-top: 10px;
    display: inline-block;
    transition: all .3s;
}

#download .file .list li a:hover {
    background: #000;
    color: #fff;
}

#download .prod {
    max-width: 1600px;
    width: 95%;
    margin: 0 auto;
}

#download .prod .row {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

#download .prod .row li {
    width: 20%;
    letter-spacing: 1px;
    padding: 1% 0.8%;
    box-sizing: border-box;
}

#download .prod .row li span {
    width: 100%;
    height: 100%;
    background: #f4f3ee;
    font-size: 18px;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
}

#download .prod .row li img {
    width: 100%;
    height: auto;
    display: block;
}

#download .prod .row li .text {
    padding: 10px;
    border: 1px solid #ccc;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

#download .prod .row li .text p {
    width: 50%;
    font-size: 14px;
    letter-spacing: 1px;
}

#download .prod .row li .text .link {
    width: 106px;
}

#download .prod .row li .text .link a {
    background: rgba(0, 0, 0, .3);
    color: #fff;
    font-size: 12px;
    text-align: center;
    display: block;
    padding: 18px 0;
    transition: all .3s;
}

#download .prod .row li .text .link a:hover {
    background: rgba(0, 0, 0, 1);
}

/* FAQ */
#faq {
    max-width: 1000px;
    width: 90%;
    margin: 0 auto;
    padding: 50px 0;
}

#faq h2 {
    font-size: 30px;
    text-align: center;
    letter-spacing: 1px;
}

#faq .list {
    margin-top: 50px;
}

#faq .list li:first-child {
    border-top: 1px solid #ccc;
}

#faq .list li {
    letter-spacing: 1px;
    border-bottom: 1px solid #ccc;
}

#faq .list li a {
    color: #000;
    font-size: 16px;
    font-weight: bold;
    padding: 25px 2.5%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

#faq .list li a::after {
    content: "";
    width: 15px;
    height: 15px;
    background: url('../images/icon-more.svg');
    display: block;
}

#faq .list li p {
    display: none;
    background: #f4f3ee;
    color: #333;
    font-size: 14px;
    line-height: 24px;
    padding: 10px 2.5%;
    margin-bottom: 20px;
}

/* video RWD */
.video-container {
    position: relative;
    padding-bottom: 56.25%;
    padding-top: 30px;
    height: 0;
    overflow: hidden;
}

.video-container iframe,
#video .top .video-container object,
#video .top .video-container embed {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* video */
#video .top {
    max-width: 1000px;
    width: 90%;
    margin: 0 auto;
    padding: 50px 0;
}

#video .top h2 {
    font-size: 30px;
    letter-spacing: 1px;
    margin-top: 30px;
}

#video .top p {
    font-size: 14px;
    line-height: 22px;
    margin-top: 20px;
}

#video .bottom {
    background: #f4f3ee;
    padding: 40px 0;
}

#video .bottom .list {
    max-width: 1600px;
    width: 90%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

#video .bottom .list li {
    width: 19%;
}

#video .bottom .list li a {
    color: #000;
    display: block;
}

#video .bottom .list li a img {
    width: 100%;
    height: auto;
    display: block;
}

#video .bottom .list li a p {
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    line-height: 20px;
    letter-spacing: 1px;
    margin-top: 10px;
}

/* features */
#features h2 {
    text-align: left;
}

#features p {
    font-size: 14px;
    line-height: 24px;
    margin-top: 20px;
}

#features .top {
    display: flex;
    align-items: center;
    position: relative;
    margin-bottom: 40px;
}

#features .top::after {
    content: "";
    width: 100%;
    height: 100%;
    background: #f4f3ee;
    display: block;
    position: absolute;
    top: 40px;
    left: 0;
    z-index: -1;
}

#features .top .text {
    width: 41%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 2%;
    box-sizing: border-box;
}

#features .top .text h2,
#features .top .text p {
    max-width: 460px;
    width: 100%;
}

#features .top .video {
    width: 59%;
}

#features .md {
    display: flex;
    align-items: center;
    padding: 40px 0;
}

#features .md .left {
    width: 62.5%;
    position: relative;
    padding-bottom: 30px;
}

#features .md .left img {
    width: 100%;
    height: auto;
}

#features .md .left img.pc {
    display: block;
}

#features .md .left img.mb {
    display: none;
}

#features .md .left .list {
    display: flex;
    justify-content: flex-end;
    position: absolute;
    right: 0;
    bottom: 0;
}

#features .md .left .list li {
    margin-left: 70px;
}

#features .md .left .list li .count {
    width: 120px;
    height: 120px;
    font-family: Arial Black;
    font-size: 18px;
    border: 1px solid #000;
    border-radius: 50%;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
}

#features .md .left .list li .count .number {
    font-size: 30px;
}

#features .md .left .list li .count.before {
    position: relative;
    padding-top: 30%;
}

#features .md .left .list li .count.before .number {
    width: 100%;
    text-align: center;
    display: block;
    position: absolute;
    top: 30%;
    left: 0;
}

#features .md .left .list li .count.before .number::before {
    content: "0.";
}

#features .md .left .list li p {
    text-align: center;
    line-height: 16px;
    margin-top: 10px;
}

#features .md .right {
    width: 37.5%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 2%;
    box-sizing: border-box;
}

#features .md .right h2,
#features .md .right p {
    max-width: 460px;
    width: 100%;
}

#features .bt {
    background: #f4f3ee;
    margin-top: 60px;
}

#features .bt .wrap {
    max-width: 1200px;
    width: 95%;
    margin: 0 auto;
    padding: 40px 0;
}

#features .bt .wrap .img-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 10px;
    padding-top: 52px;
    position: relative;
}

#features .bt .wrap .img-list::before {
    content: "";
    width: 116px;
    height: 32px;
    background: url('../images/img-features0.png');
    background-size: 100% auto;
    display: block;
    position: absolute;
    top: 0;
    right: 0;
}

#features .bt .wrap .img-list li {
    width: 49.5%;
    padding-bottom: 20px;
}

#features .bt .wrap .img-list li img {
    width: 100%;
    height: auto;
    display: block;
}

#features .bt .wrap .img-list li .top-img {
    position: relative;
}

#features .bt .wrap .img-list li .top-img span {
    width: 160px;
    background: #fff;
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    border: 1px solid #000;
    padding: 16px 0;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -25px;
    margin-left: -81px;
    z-index: 1;
}

/* RWD */
@media screen and (max-width: 1400px) {
    #about .row-md .text {
        width: 50%;
        box-sizing: border-box;
    }

    #about .row-md .text h2,
    #about .row-md .text p {
        max-width: 100%;
    }

    #about .row-md .img {
        width: 50%;
    }

    #download .prod .row li .text p {
        width: 100%;
    }

    #download .prod .row li .text .link {
        width: 100%;
        margin-top: 10px;
    }
}

@media screen and (max-width: 1200px) {
    #about .row-tp .tp img {
        width: 40%;
    }

    #about .row-tp .bt {
        margin-top: 40px;
    }

    #about .row-tp .bt .img {
        width: 40%;
        bottom: auto;
    }

    #about .row-md {
        margin-top: 20px;
        padding-bottom: 0;
    }

    #features .md .left .list li {
        margin-left: 10px;
    }

    #features .md .left .list li .count {
        width: 100px;
        height: 100px;
    }

    #features .md .left .list li .count .number {
        font-size: 25px;
    }
}

@media screen and (max-width: 1024px) {
    #case-detail .bottom .link li a p {
        height: auto;
        background: none;
        color: #000;
        position: static;
        opacity: 1;
        padding: 10px 0;
    }
}

@media screen and (max-width: 1023px) {
    #prod-list .info h1 {
        width: 25%;
    }

    #prod-list .info .text {
        width: 75%;
    }

    #prod-list .row-series li {
        width: 25%;
    }

    #case-list .list-item .row-img li {
        width: 50%;
    }

    #case-list .list-item .row-img li a {
        max-width: 100%;
        margin-top: 0;
        box-sizing: border-box;
    }

    #about .row-tp .tp::after {
        top: -20px;
    }

    #about .row-tp .bt {
        flex-direction: column;
    }

    #about .row-tp .bt .text {
        padding: 0 5%;
    }

    #about .row-tp .text h2,
    #about .row-tp .text p {
        max-width: 100%;
    }

    #about .row-tp .bt .img {
        width: 100%;
        position: static;
        margin-top: 20px;
    }

    #about .row-md {
        display: block;
    }

    #about .row-md .text {
        width: 100%;
    }

    #about .row-md .img {
        width: 100%;
        display: block;
        overflow: hidden;
        margin-top: 20px;
    }

    #about .row-md .img img {
        float: left;
    }

    #about .row-md .img img.sp {
        position: static;
        bottom: unset;
    }

    #about .row-bt {
        display: block;
        padding-bottom: 40%;
    }

    #about .row-bt .left {
        width: 100%;
        padding-right: 45%;
        box-sizing: border-box;
    }

    #about .row-bt .left h2 {
        padding-top: 0;
    }

    #about .row-bt .left img {
        width: 40%;
        left: unset;
        right: 0;
    }

    #about .row-bt .right {
        width: 100%;
        margin-top: 30px;
    }

    #about .row-bt .right li {
        padding-bottom: 25px;
    }

    #about .row-bt .bt-img {
        width: 100%;
        bottom: 0;
    }

    #download .file .list li {
        width: 50%;
        margin: 0;
        box-sizing: border-box;
        border-bottom: 1px solid rgba(0, 0, 0, .3);
    }

    #download .file .list li:nth-child(odd) {
        border-right: 1px solid rgba(0, 0, 0, .3);
    }

    #download .prod .row li {
        width: 25%;
    }

    #features p {
        margin-top: 10px;
    }

    #features .top {
        background: #f4f3ee;
        display: block;
        position: static;
        padding: 20px;
        margin-bottom: 0;
    }

    #features .top::after {
        display: none;
    }

    #features .top .text {
        width: 100%;
        display: block;
        padding: 0;
    }

    #features .top .text h2,
    #features .top .text p {
        max-width: 100%;
    }

    #features .top .video {
        width: 100%;
        margin-top: 20px;
    }

    #features .md {
        flex-direction: column-reverse;
        align-items: unset;
        padding-bottom: 0;
    }

    #features .md .right {
        width: 100%;
        padding: 0 20px;
        align-items: unset;
    }

    #features .md .right h2,
    #features .md .right p {
        max-width: 100%;
    }

    #features .md .left {
        width: 100%;
        padding-bottom: 0;
        padding-right: 100px;
        box-sizing: border-box;
    }

    #features .md .left .list {
        flex-direction: column;
        bottom: 50%;
        margin-bottom: -212px;
    }

    #features .md .left .list li {
        margin-left: 0;
        margin-bottom: 15px;
    }

    #features .bt {
        margin-top: 0;
    }

    #features .bt .wrap {
        width: 100%;
        padding: 20px;
        box-sizing: border-box;
    }
}

@media screen and (max-width: 767px) {
    #about .row-tp .tp {
        background: #f4f3ee;
        padding: 20px 0;
    }

    #about .row-tp .tp::after {
        display: none;
    }
}

@media screen and (max-width: 639px) {
    #prod-detail {
        padding: 30px 0;
        ]
    }

    #container {
        padding: 30px 0;
    }

    #container .page-menu {
        position: relative;
    }

    #container .page-menu .btn {
        display: block;
    }

    #container .page-menu a {
        width: 100%;
        margin: -1px 0 0 0;
    }

    #container .page-menu .item-list {
        display: none;
        background: #fff;
        position: absolute;
        top: 100%;
        left: 0;
    }

    #container.download .page-menu .item-list {
        background: none;
        display: block;
        position: static;
    }

    #container.download .page-menu a {
        width: 120px;
        min-width: 120px;
        margin: 0 5px;
    }

    #prod-list .info {
        display: block;
    }

    #prod-list .info h1 {
        width: 100%;
    }

    #prod-list .info .text {
        width: 100%;
        margin-top: 10px;
    }

    #prod-list .row-series {
        margin-top: 20px;
    }

    #prod-list .row-series li {
        width: 50%;
    }

    #prod-list .row-series li.name {
        width: 100%;
    }

    #prod-list .row-series li span {
        height: auto;
        position: static;
        padding: 15px 0;
    }

    #prod-list .row-series li span::after {
        display: none;
    }

    #case-list .list-item {
        margin-top: 20px;
    }

    #case-list .list-item .row-img li {
        width: 100%;
    }

    #about .row-tp .tp {
        flex-direction: column;
        padding-bottom: 0;
    }

    #about .row-tp .tp img {
        width: 100%;
        margin-top: 20px;
    }

    #about .row-bt .left {
        padding-right: 0;
    }

    #about .row-bt .left img {
        width: 100%;
        position: static;
    }

    #download .file h2 span {
        margin-top: 25px;
    }

    #download .file .list {
        padding-top: 25px;
    }

    #download .file .list li {
        width: 100%;
    }

    #download .file .list li:nth-child(odd) {
        border-right: 0;
    }

    #download .prod .row li {
        width: 50%;
    }

    #download .prod .row li.name {
        width: 100%;
    }

    #download .prod .row li span {
        padding: 15px 0;
        box-sizing: border-box;
    }

    #video .top h2 {
        font-size: 24px;
    }

    #video .top p {
        margin-top: 10px;
    }

    #video .bottom .list {
        display: block;
    }

    #video .bottom .list li {
        width: 100%;
        padding-bottom: 15px;
    }

    #features .md {
        padding-bottom: 30px;
    }

    #features .md .left {
        padding-right: 0;
        position: static;
    }

    #features .md .left .list {
        position: static;
        flex-direction: row;
        justify-content: space-around;
        margin-bottom: 0;
    }

    #features .md .left img.pc {
        display: none;
    }

    #features .md .left img.mb {
        display: block;
    }

    #features .bt .wrap .img-list li {
        width: 100%;
    }

}

@media screen and (max-width: 479px) {
    #case-detail .bottom .link {
        flex-wrap: wrap;
    }

    #case-detail .bottom .link li {
        width: 49%;
    }

    #features .bt .wrap .img-list li .top-img span {
        width: 120px;
        font-size: 14px;
        padding: 10px 0;
        margin-top: -18px;
        margin-left: -60px;
    }
}