@charset "utf-8";

h2 {
    font-size: 36px;
    text-align: center;
}

/* banner */
#banner a {
    display: block;
}

#banner img {
    width: 100%;
    height: auto;
}

#banner .kv {
    display: block;
}

#banner .kv-m {
    display: none;
}

/* hot product */
#hot-prod {
    background: #fff;
    display: flex;
    border-bottom: 1px solid #ccc;
}

#hot-prod .item {
    padding: 0 5%;
    border-left: 1px solid #ccc;
    box-sizing: border-box;
}

#hot-prod .item.no-border {
    border: none;
}

#hot-prod .item h3 {
    font-size: 30px;
    margin-top: 20px;
}

#hot-prod .item .btn {
    color: #000;
    font-size: 16px;
    text-align: center;
    display: block;
    padding: 14px 0;
    margin: 20px 0;
    border: 1px solid #ccc;
    transition: all .3s;
}

#hot-prod .item .btn:hover {
    background: #39c4b6;
    color: #fff;
    border-color: #39c4b6;
}

#hot-prod .item .info {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

#hot-prod .item .info li {
    width: 18%;
    font-size: 15px;
    text-align: center;
    line-height: 40px;
    box-sizing: border-box;
    position: relative;
}

#hot-prod .item .info li:nth-child(4) {
    width: 46%;
    padding-right: 0
}

#hot-prod .item .info li:nth-child(1) {
    text-align: left;
    padding-left: 0;
}

#hot-prod .item .info li:nth-child(1)::before {
    display: none;
}

#hot-prod .item .info li::before {
    content: "";
    width: 1px;
    height: 16px;
    background: #333;
    display: block;
    position: absolute;
    left: 0;
    bottom: 12px;
}

#hot-prod .item .info li .high-light {
    color: #f47120;
    font-size: 50px
        /* 201006改小 */
    ;
    font-family: Helvetica;
    font-weight: bold;
    margin-left: 5px;
}

#hot-prod .item .info li .high-light span {
    font-size: 30px
        /* 201006改小 */
    ;
}

/* feature */
#feature {
    max-width: 1170px;
    width: 95%;
    margin: 0 auto;
    padding: 70px 0;
}

#feature ul {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

#feature ul li {
    width: 23.5%;
    text-align: center;
    box-sizing: border-box;
    position: relative;
    padding-top: 190px;
}

#feature ul li::before {
    content: "";
    width: 165px;
    height: 165px;
    background: #f8f8f8;
    opacity: 0;
    display: block;
    border-radius: 50%;
    position: absolute;
    top: 35%;
    left: 50%;
    margin-left: -82.5px;
    z-index: 2;
    transition: all .3s;
}

#feature ul li::after {
    content: "";
    width: 155px;
    height: 155px;
    background: #39c4b6 center no-repeat;
    background-size: 82px 82px;
    display: block;
    border: 5px solid #f8f8f8;
    border-radius: 50%;
    box-shadow: 0px 0px 0px 1px rgba(57, 196, 182);
    position: absolute;
    top: 0;
    left: 50%;
    margin-left: -82.5px;
    z-index: 1;
}

#feature ul li:nth-child(1)::after {
    background-image: url('../images/icon-features-1.svg');
}

#feature ul li:nth-child(2)::after {
    background-image: url('../images/icon-features-2.svg');
}

#feature ul li:nth-child(3)::after {
    background-image: url('../images/icon-features-3.svg');
}

#feature ul li:nth-child(4)::after {
    background-image: url('../images/icon-features-4.svg');
}

#feature ul li h4 {
    font-size: 24px;
    position: relative;
    z-index: 3;
    opacity: .5;
    transition: all .3s;
}

#feature ul li p {
    font-size: 16px;
    font-weight: bold;
    line-height: 24px;
    opacity: .5;
    position: relative;
    z-index: 3;
    margin-top: 20px;
    transition: all .3s;
}

#feature ul li p span {
    display: block;
}

#feature ul li:hover::before {
    top: 40%;
    opacity: .3;
}

#feature ul li:hover h4 {
    opacity: 1;
}

#feature ul li:hover p {
    opacity: 1;
}

/* steps */
#steps {
    background: #fff;
    padding: 70px 0;
}

#steps ul {
    max-width: 1500px;
    width: 95%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    position: relative;
}

#steps ul::after {
    content: "";
    width: 100%;
    height: 4px;
    background: #000;
    display: block;
    position: absolute;
    top: 65%;
    left: 0;
    z-index: 1;
}

#steps ul li {
    width: 23%;
    background: url('../images/step-bg.png') #ffb71c right bottom no-repeat;
    background-size: 247px 107px;
    border-radius: 10px;
    padding: 50px 20px 20px 20px;
    margin-top: 100px;
    box-sizing: border-box;
    position: relative;
    z-index: 2;
}

#steps ul li h4 {
    font-size: 24px;
}

#steps ul li p {
    font-size: 16px;
    line-height: 24px;
    margin-top: 10px;
}

#steps ul li::before {
    content: "";
    width: 65px;
    height: 74px;
    background-size: 100% auto;
    display: block;
    opacity: .2;
    position: absolute;
    bottom: 102%;
    left: 20px;
}

#steps ul li:nth-child(1)::before {
    background-image: url('../images/step-01.svg');
}

#steps ul li:nth-child(2)::before {
    background-image: url('../images/step-02.svg');
}

#steps ul li:nth-child(3)::before {
    background-image: url('../images/step-03.svg');
}

#steps ul li:nth-child(4)::before {
    background-image: url('../images/step-04.svg');
}

#steps ul li::after {
    content: "";
    width: 80px;
    height: 80px;
    background: #000 center no-repeat;
    background-size: 75% auto;
    display: block;
    border-radius: 10px;
    position: absolute;
    top: -40px;
    right: 20px;
}

#steps ul li:nth-child(1)::after {
    background-image: url('../images/icon-step-1.svg');
}

#steps ul li:nth-child(2)::after {
    background-image: url('../images/icon-step-2.svg');
}

#steps ul li:nth-child(3)::after {
    background-image: url('../images/icon-step-3.svg');
}

#steps ul li:nth-child(4)::after {
    background-image: url('../images/icon-step-4.svg');
}

/* bottom */
#bottom {
    display: flex;
    justify-content: space-around;
    padding: 70px 0;
}

#bottom h2 {
    padding-bottom: 30px;
}

#bottom .video {
    width: 42.5%;
}

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

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

#bottom .graph {
    width: 50%;
}

#bottom .graph img {
    width: 100%;
    height: auto;
    display: block;
}

/* side-link */
#side-link {
    width: 60px;
    position: fixed;
    top: 40%;
    right: 0;
    box-sizing: border-box;
    z-index: 2;
}

#side-link li {
    background: rgba(0, 0, 0, .8);
    margin-bottom: 5px;
}

#side-link li a {
    color: #fff;
    font-size: 18px;
    padding: 10px 21px;
    display: block;
    position: relative;
    padding-top: 60px;
}

#side-link li a::before {
    content: "";
    width: 40px;
    height: 50px;
    background: center no-repeat;
    background-size: 30px 30px;
    display: block;
    border-bottom: 1px dashed #fff;
    position: absolute;
    top: 0;
    left: 50%;
    margin-left: -20px;
}

#side-link li .side-link__open-account::before {
    background-image: url('../images/icon-side-1.svg');
}

#side-link li .side-link__new-product::before {
    background-image: url('../images/icon-side-2.svg');
}

/* go-top */
#go-top {
    width: 85px;
    height: 85px;
    background: #39c4b6 url('../images/go-top.svg') center no-repeat;
    background-size: 18px 10px;
    text-indent: -9999px;
    border-radius: 50%;
    display: block;
    position: fixed;
    bottom: 3%;
    right: 20px;
    z-index: 5;
}

/* slide */
.owl-carousel {
    position: relative;
}

.owl-carousel .owl-nav {
    width: 100%;
    display: flex;
    justify-content: space-between;
    position: absolute;
    top: 50%;
    left: 0;
}

.owl-carousel .owl-nav button {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, .3) center no-repeat;
    background-size: 18px 10px;
    border: 1px solid #fff;
    border-radius: 50%;
}

.owl-carousel .owl-nav button span {
    display: none;
}

.owl-carousel .owl-nav button.owl-prev {
    background-image: url('../images/icon-slide-l.svg');
    margin-left: 10px;
}

.owl-carousel .owl-nav button.owl-next {
    background-image: url('../images/icon-slide-r.svg');
    margin-right: 10px;
}

.owl-carousel .owl-dots {
    display: none;
}

/* RWD */
@media screen and (max-width: 1500px) {
    #hot-prod .item .info li .high-light {
        font-size: 40px;
    }

}

@media screen and (max-width: 1400px) {
    #hot-prod .owl-carousel .owl-nav {
        display: none;
    }

    #hot-prod .owl-carousel .owl-dots {
        width: 100%;
        display: flex;
        justify-content: center;
        padding-bottom: 10px;
    }

    #hot-prod .owl-carousel .owl-dots button {
        width: 10px;
        height: 10px;
        background: #39c4b6;
        border-radius: 50%;
        border: none;
        margin: 0 5px;
        opacity: .3;
    }

    #hot-prod .owl-carousel .owl-dots button.active {
        opacity: 1;
    }
}

@media screen and (max-width: 1023px) {
    h2 {
        font-size: 30px;
    }

    #banner .owl-carousel .owl-nav {
        display: none;
    }

    #banner .owl-carousel .owl-dots {
        width: 100%;
        display: flex;
        justify-content: center;
        position: absolute;
        bottom: 0;
        left: 0;
    }

    #banner .owl-carousel .owl-dots button {
        width: 10px;
        height: 10px;
        background: #fff;
        border: none;
        border-radius: 50%;
        opacity: .5;
        margin: 5px;
        box-shadow: 0 0 5px 0 rgba(0, 0, 0, 0.3);
    }

    #banner .owl-carousel .owl-dots button.active {
        opacity: 1;
    }

    #feature ul li {
        padding-top: 150px;
    }

    #feature ul li::after {
        width: 120px;
        height: 120px;
        background-size: 60px 60px;
        margin-left: -60px;
    }

    #feature ul li::before {
        display: none;
    }

    #feature ul li h4 {
        opacity: 1;
    }

    #feature ul li p {
        font-weight: normal;
        opacity: 1;
        margin-top: 10px;
    }

    #feature ul li p span {
        display: inline;
    }

    #steps ul {
        display: block;
    }

    #steps ul::after {
        width: 4px;
        height: 100%;
        top: 0;
        left: 50%;
        margin-left: 2px;
    }

    #steps ul li {
        width: 100%;
        padding: 30px 20px 30px 100px;
        margin-top: 30px;
    }

    #steps ul li::before {
        bottom: 50%;
        margin-bottom: -37px;
    }

    #steps ul li::after {
        top: -20px;
    }

    #bottom {
        width: 95%;
        display: block;
        margin: 0 auto;
        padding: 0;
    }

    #bottom .video,
    #bottom .graph {
        width: 100%;
        margin: 30px 0;
    }

    #side-link {
        display: none;
    }
}

@media screen and (max-width: 640px) {
    #banner a {
        position: relative;
        width: 100%;
        height: 250px;
        overflow: hidden;
    }

    #banner .kv {
        display: none;
    }

    #banner .kv-m {
        display: block;
        width: auto;
        height: 100%;
        position: absolute;
        top: 0;
        left: 50%;
        transform: translateX(-50%);
    }

    #banner .content {
        display: flex;
        justify-content: center;
        overflow: hidden;
    }

    #feature,
    #steps {
        padding: 40px 0;
    }

    #feature ul {
        flex-wrap: wrap;
        justify-content: space-around;
        margin-top: 0;
    }

    #feature ul li {
        width: 42%;
        margin-top: 20px;
    }

    #go-top {
        width: 55px;
        height: 55px;
        right: 5px;
    }
}

@media screen and (max-width: 479px) {
    #banner a {
        height: 200px;
    }

    #hot-prod .item h3 {
        font-size: 24px;
    }

    #hot-prod .item .info {
        display: block;
        margin-top: 10px;
    }

    #hot-prod .item .info li {
        width: 100% !important;
        display: flex;
        justify-content: space-between;
        line-height: 48px;
        border-top: 1px solid #ccc;
    }

    #hot-prod .item .info li::before {
        display: none;
    }

    #hot-prod .item .info li:nth-child(1) {
        text-align: center;
        border: none;
    }

    #hot-prod .item .btn {
        margin-top: 10px;
    }

    #feature ul li {
        width: 45%;
        padding-top: 115px;
    }

    #feature ul li::after {
        width: 90px;
        height: 90px;
        background-size: 48px 48px;
        margin-left: -45px;
    }

    #feature ul li h4 {
        font-size: 21px;
    }

    #steps ul li {
        padding-left: 85px;
    }

    #steps ul li::before {
        width: 50px;
        height: 56px;
        margin-bottom: -28px;
    }

    #steps ul li::after {
        width: 60px;
        height: 60px;
        top: -15px;
    }
}

@media screen and (max-width: 320px) {
    #side-link {
        top: 35%;
    }

}