.banner {
    width: 100%;
    float: left;
}

    .banner img {
        width: 100%;
        background-size: 100% !important;
    }

.title_img {
    width: 100%;
    text-align: center;
    margin: 60px auto 40px;
}

    .title_img img {
        height: 60px;
    }
/*基本操作*/
.about_ul > li.active > a, .about_ul > li.active > a:hover, .about_ul > li.active > a:focus {
    color: #000;
    border: none;
    border-bottom: 1px solid #ddd;
    box-shadow: 0px 8px 10px -5px #aaa;
}

.about_ul > li > a {
    background: #323232;
    color: #fff;
    margin-right: 0;
    border-radius: 0;
    border: none;
    box-shadow: 0px 8px 10px -5px #aaa;
    border-bottom: 1px solid #ddd;
}

    .about_ul > li > a:hover, .about_ul > li > a:focus {
        color: #000;
        background: #eee;
        text-decoration: none;
        border: none;
        border-bottom: 1px solid #ddd;
        box-shadow: 0px 8px 10px -5px #aaa;
    }
/*介绍内容*/
.introduct_con {
    width: 100%;
    padding: 30px 242px;
    background: #fff;
}

.detail_yu {
    width: 100%;
    text-align: left;
    margin: 60px auto 15px;
}

    .detail_yu img {
        background-size: 100%;
    }

.detail_nei {
    text-indent: 2em;
    font-size: 16px;
    line-height: 35px;
}

.corporate_honor_con {
    width: 100%;
    padding: 30px;
    height: 400px;
    background: url(../../../Images/About/qiyerongyi_beijing.png) no-repeat;
}

.development_history_con {
    width: 100%;
    padding: 30px 100px;
}

.contact_us {
    background: #fff;
    height: 850px;
    border-bottom: 2px solid #ddd;
}

.contact_us_con {
    margin-bottom: 30px;
}

.taihe_info span {
    font-size: 14px;
}

/*企业荣誉*/
.bx-wrapper {
    max-width: 100% !important;
}

/*关注我们*/
.follow_us {
    display: block;
    float: left;
    background: #fff;
    width: 100%;
    padding: 50px 0;
}

.follow_usone {
    text-align: left;
}

.follow_us_tit {
    width: 200px;
    height: auto;
}

.erweima_left {
    display: inline-block;
    margin-right: 20px;
    text-align: center;
}

    .erweima_left img {
        margin-bottom: 10px;
        width: 150px;
    }

.erweima {
    margin: 20px auto;
}

.pingtai {
    margin-bottom: 20px;
}

    .pingtai img {
        display: inline-block;
        width: 30px;
    }

    .pingtai p {
        display: inline-block;
        font-size: 14px;
    }

        .pingtai p span {
            font-size: 16px;
            color: #cc0000;
            font-size: 16px;
            font-weight: bold;
        }

.pingtai_zi a {
    font-size: 16px;
    color: #cc0000;
    font-size: 16px;
    font-weight: bold;
}

    .pingtai_zi a:hover {
        font-size: 16px;
        color: #cc0000;
        font-size: 16px;
        font-weight: bold;
        text-decoration: underline;
    }

.join_usbg {
    text-align: center;
}

.join_usTit {
    margin: 30px auto 10px;
    font-size: 26px;
}

/*发展历程*/
.timeline_con span {
    font-size: 20px;
    color: #333;
    width: 70px;
    height: auto;
    display: inline-block;
}

    .timeline_con span.dian {
        width: 16px;
        height: 16px;
        border-radius: 50%;
        background: #cc0000;
        display: inline-block;
        margin-right: 50px;
    }

* {
    padding: 0;
    margin: 0;
}

body {
    background: #f3f3f3;
}

.Box {
    position: relative;
    margin-top: 30px;
}

    .Box .content {
        width: 100%;
        margin: 0 auto;
    }

    .Box h2 {
        text-align: center;
        margin-bottom: 35px;
        padding-top: 250px;
    }

    .Box .Box_con {
        position: relative;
    }

        .Box .Box_con .btnl {
            position: absolute;
        }

        .Box .Box_con .btn {
            display: block;
            width: 41px;
            height: 41px;
            position: absolute;
            top: 80px;
            cursor: pointer;
        }

        .Box .Box_con .btnl {
            background: url(img/jtl02.png) no-repeat center;
            left: -72px;
        }

        .Box .Box_con .btnr {
            background: url(img/jtr02.png) no-repeat center;
            right: -72px;
        }

        .Box .Box_con .btnl:hover {
            background: url(img/jtl03.png) no-repeat center;
        }

        .Box .Box_con .btnr:hover {
            background: url(img/jtr03.png) no-repeat center;
        }

        .Box .Box_con .conbox {
            position: relative;
            overflow: hidden;
        }

            .Box .Box_con .conbox ul {
                position: relative;
                list-style: none;
            }

                .Box .Box_con .conbox ul li {
                    float: left;
                    width: auto;
                    height: auto;
                    margin-left: 20px;
                    overflow: hidden;
                    text-align: center;
                    line-height: 285px;
                }

                    .Box .Box_con .conbox ul li:first-child {
                        margin-left: 0;
                    }

                    .Box .Box_con .conbox ul li img {
                        display: block;
                        display: inline-block;
                        transition: all 0.5s;
                        width: auto;
                        height: 235px;
                    }

                    .Box .Box_con .conbox ul li:hover img {
                        transform: scale(1.1);
                    }

    .Box .BoxSwitch {
        margin-top: 30px;
        text-align: center;
    }

        .Box .BoxSwitch span {
            display: inline-block;
            *display: inline;
            *zoom: 1;
            vertical-align: middle;
            width: 30px;
            height: 3px;
            background: #ccc;
            margin: 0 5px;
            cursor: pointer;
        }

            .Box .BoxSwitch span.cur {
                background: red;
            }

/*留言*/
#errorTip {
    height: 20px;
    width: 100%;
    line-height: 20px;
    color: #cc0000;
}

.timeline_con span:last-child {
    width: 490px;
    display: inline-block;
    vertical-align: top;
    margin-left: 50px;
}

@media (max-width:768px ) {
    .title_img,
    .detail_yu {
        width: 100%;
        text-align: center;
        margin: 20px auto 15px;
    }

        .title_img img,
        .detail_yu img {
            height: 50px;
        }

    .introduct_con {
        padding: 30px 20px;
    }

    .SignInAdmin_Big4 {
        width: 300px;
        height: 28px !important;
    }

    .Con_SignIn_con3 {
        width: auto;
    }

    .follow_usone {
        text-align: center;
    }

    .contact_us_con {
        margin-bottom: 30px;
        padding-left: 30px;
    }

    .timeline_con span:last-child {
        width: 150px;
        display: block;
        vertical-align: top;
        margin-top: 20px;
        margin-left: 70px;
        word-wrap: break-word;
        font-size: 14px;
    }

    .development_history_con {
        width: 100%;
        padding: 30px 0;
    }

    .row_te {
        margin-right: 0;
    }
}