@charset "UTF-8";
.intro {
    position: relative;
    z-index: 1;
    margin-bottom: 102px;
}
.intro_inner {}
.intro_title {}
.intro_nav {
    position: absolute;
    z-index: 1;
    top: 23px;
    left: 268px;
}
.intro_list {
    list-style: none;
    text-align: left;
}
.intro_list::after {
    content: "";
    display: block;
    clear: both;
}
.intro_list > li {
    display: inline-block;
    vertical-align: middle;
    margin-left: 5px;
}
.intro_list > li:first-child {
    margin-left: 0;
}
.intro_list > li:nth-child(2n+1) {}
.intro_list > li:nth-child(n+3) {}
.intro_list > li > a {
    display: block;
    text-decoration: none;
    color: #3399CC;
    font-size: 17px;
    border-bottom: 1px solid #3399CC;
    padding: 10px 10px;
    line-height: 1;
    text-align: center;
}
.intro_list > li > a::before {
    content: "";
}
.intro_list > li > a::after {
    content: "";
}
.intro_headline {
    font-size: 50px;
    text-align: center;
    margin-top: 64px;
    line-height: 1.4;
}
.intro_text {
    text-align: center;
    margin: 36px 0 0;
}
.desc {
    background: url(/service/img/bg-desc.png) center top no-repeat;
    background-size: cover;
    padding-top: 139px;
    padding-bottom: 102px;
}
.desc_inner {}
.desc_cols {}
.desc_cols::after {
    content: "";
    display: block;
    clear: both;
}
.desc_col {}
.desc_col-no1 {
    float: left;
    width: 50%;
}
.desc_title {}
.desc_listWrap {
    margin-bottom: 38px;
    margin-top: 66px;
}
.desc_list {
    list-style: none;
    display: inline-block;
    vertical-align: top;
    margin-right: 48px;
}
.desc_list::after {
    content: "";
    display: block;
    clear: both;
}
.desc_list > li {
    margin-top: 10px;
}
.desc_list > li::before {
    background: #fff;
}
.desc_list > li:first-child {}
.desc_list > li:nth-child(2n+1) {}
.desc_list > li:nth-child(n+3) {}
.desc_headline {
    color: #CC3300;
    font-weight: normal;
    margin-top: 10px;
    font-size: 24px;
    line-height: 1.2;
}
.desc_col-no2 {
    float: right;
    width: 40%;
}
.desc_image {}
.desc_image > img {}
@media screen and (min-width:1000px) {
    .intro_list > li > a:hover {}
}
@media screen and (max-width:1199px) {
    .intro {}
    .intro_inner {}
    .intro_title {}
    .intro_nav {}
    .intro_list {}
    .intro_list::after {}
    .intro_list > li {}
    .intro_list > li:first-child {}
    .intro_list > li:nth-child(2n+1) {}
    .intro_list > li:nth-child(n+3) {}
    .intro_list > li > a {}
    .intro_list > li > a::before {}
    .intro_list > li > a::after {}
    .intro_headline {
        font-size: 40px;
    }
    .intro_text {}
    .desc {
        padding-bottom: 60px;
        padding-top: 100px;
    }
    .desc_inner {}
    .desc_cols {}
    .desc_cols::after {}
    .desc_col {}
    .desc_col-no1 {}
    .desc_title {}
    .desc_listWrap {}
    .desc_list {}
    .desc_list::after {}
    .desc_list > li {}
    .desc_list > li::before {}
    .desc_list > li:first-child {}
    .desc_list > li:nth-child(2n+1) {}
    .desc_list > li:nth-child(n+3) {}
    .desc_headline {
        font-size: 20px;
    }
    .desc_col-no2 {}
    .desc_image {}
    .desc_image > img {
        max-width: 100%;
        height: auto;
    }
}
@media screen and (max-width:999px) {
    .intro {
        margin-bottom: 60px;
    }
    .intro_inner {}
    .intro_title {}
    .intro_nav {}
    .intro_list {}
    .intro_list::after {}
    .intro_list > li {}
    .intro_list > li:first-child {}
    .intro_list > li:nth-child(2n+1) {}
    .intro_list > li:nth-child(n+3) {}
    .intro_list > li > a {
        font-size: 14px;
    }
    .intro_list > li > a::before {}
    .intro_list > li > a::after {}
    .intro_headline {
        font-size: 30px;
        margin-top: 50px;
    }
    .intro_text {}
    .desc {
        padding-top: 60px;
        padding-bottom: 45px;
    }
    .desc_inner {}
    .desc_cols {}
    .desc_cols::after {}
    .desc_col {}
    .desc_col-no1 {
        width: 58%;
    }
    .desc_title {}
    .desc_listWrap {
        margin-top: 20px;
        margin-bottom: 20px;
    }
    .desc_list {}
    .desc_list::after {}
    .desc_list > li {}
    .desc_list > li::before {}
    .desc_list > li:first-child {}
    .desc_list > li:nth-child(2n+1) {}
    .desc_list > li:nth-child(n+3) {}
    .desc_headline {
        font-size: 17px;
    }
    .desc_col-no2 {}
    .desc_image {}
    .desc_image > img {}
}
@media screen and (max-width:699px) {
    .intro {
        margin-bottom: 35px;
    }
    .intro_inner {}
    .intro_title {}
    .intro_nav {
        position: static;
    }
    .intro_list {
        text-align: center;
    }
    .intro_list::after {}
    .intro_list > li {}
    .intro_list > li:first-child {}
    .intro_list > li:nth-child(2n+1) {}
    .intro_list > li:nth-child(n+3) {}
    .intro_list > li > a {
        padding: 9px 7px;
    }
    .intro_list > li > a::before {}
    .intro_list > li > a::after {}
    .intro_headline {
        margin-top: 25px;
        font-size: 18px;
    }
    .intro_text {
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
        text-align: left;
        margin-top: 15px;
    }
    .desc {
        padding: 45px 0 35px;
    }
    .desc_inner {}
    .desc_cols {}
    .desc_cols::after {}
    .desc_col {
        float: none;
        width: auto;
    }
    .desc_col-no1 {}
    .desc_title {
        text-align: center;
    }
    .desc_listWrap {
        margin: 15px 0 15px;
    }
    .desc_listWrap::after {
        content: "";
        display: block;
        clear: both;
    }
    .desc_list {
        margin-right: 0;
        width: auto;
        float: none;
        margin-bottom: 0;
        text-align: center;
        display: block;
        font-size: 13px;
    }
    .desc_list::after {}
    .desc_list > li {
        display: inline-block;
        vertical-align: middle;
        margin: 4px 5px;
    }
    .desc_list > li::before {}
    .desc_list > li:first-child {}
    .desc_list > li:nth-child(2n+1) {}
    .desc_list > li:nth-child(n+3) {}
    .desc_headline {
        font-size: 15px;
        margin-bottom: 15px;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
    .desc_col-no2 {}
    .desc_image {
        text-align: center;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
    .desc_image > img {}
}