/* 关于我们css */
.banner {
    position: relative;
    margin-top: -90px;
    height: 400px;
    background: url("../images/com_bg.jpg") no-repeat top center;
}
.banner h3 {
    position: absolute;
    left: 50%;
    bottom: 100px;
    font-size: 40px;
    color: #fff;
    transform: translateX(-50%);
}
/* 通用标题 */
.about-title {
    height: 30px;
    line-height: 30px;
    border-left: 3px solid #e4004f;
    padding-left: 10px;
    font-size: 26px;
    font-size: #3b3b3b;
}
.about-title span {
    padding-left: 10px;
    font-family: arial;
    font-size: 18px;
    color: #a5a5a5;
}
/* tab */
.about-wrap {
    padding-top: 40px;
    /* height: 1000px; */
}

.about-wrap > .w1200 {
    border-bottom: 1px solid #bdbdbd;    
}
.tab-hd {
    text-align: center;
}

.tab-hd a {
    border-bottom: 2px solid transparent;
    display: inline-block;
    margin: 0 56px;
    height: 48px;
    font-size: 24px;
    font-family: arial;
    text-align: center;
    color: #3b3b3b;
    line-height: 48px;
}
.tab-hd a.current {
    border-bottom: 2px solid #d9221a;
    color: #d9221a;
}

.tab-bd {
    width: 100%;
}

.about-bd1 {
    padding: 55px 85px;
}
.introduce {
    padding-top: 16px;
}
.about-bd1 .text {
    width: 50%;
}
.introduce p {
    text-indent: 34px;
    font-size: 15px;
    margin-bottom: 21px;
    line-height: 37px;
    color: #a6a6a6;
}
.introduce p:last-child {
    margin-bottom: 0;
}
.about-bd1 .fr {
    width: 50%;
    text-align: right;
}
.about-bd1 .fr img {
    margin-bottom: 30px;
    width: 96%;
    padding: 3px;
    border: 1px solid #ccc;
    
}
/* .about-bd1 .text {
    width: 680px;
}
.introduce p {
    text-indent: 34px;
    font-size: 15px;
    margin-bottom: 21px;
    line-height: 37px;
    color: #a6a6a6;
}
.introduce p:last-child {
    margin-bottom: 0;
} */

/* .about-bd1 .fr {
    width: 520px;
    text-align: center;
}
.about-bd1 .fr img {
    margin-bottom: 30px;
    width: 420px;
    padding: 3px;
    border: 1px solid #ccc;
    
} */




.about-bd2 {
    position: relative;
    overflow: hidden;
    padding: 56px 0;
}
.about-bd2 .title {
    padding-left: 40px;
}
.about-bd2 .content {
    position: relative;
    margin-top: 80px;
    width: 3580px;
    height: 430px;
    left: 0;
    transition: left 0.8s ease;
    /* background-color: red; */
}
.about-bd2 .line {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);

    width: 100%;
    height: 1px;
    background-color: #b8b8b8;
}
.about-bd2 .event {
    position: absolute;
    top: 50%;
    margin-top: -105px;
    width: 100%;
    height: 210px;
    /* background-color: #b8b8b8; */
}
.about-bd2 .event .year{
    position: relative;
    float: left;
    width: 200px;
    height: 210px;
    z-index: 9;
}
.about-bd2 .event .year::before{
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    border-radius: 50%;
    width: 26px;
    height: 26px;
    background-color: #b8b8b8;
}
.about-bd2 .event .time{

    padding-top: 50px;
    text-align: center;
    font-size: 20px;
    color: #b8b8b8;
}
.about-bd2 .event .thing{
    position: relative;
    float: left;
    width: 280px;
    height: 210px;
    z-index: 9;
}
.about-bd2 .event .text {
    font-size: 15px;
    padding: 10px;
    text-align: left;
    line-height: 1.6;
    position: absolute;
    left: 50%;
    margin-left: -160px;
    width: 300px;
    background: #e3e3e3;
    transition: all 0.8s ease;
    opacity: 0;
    transform: rotateX(180deg);
    transform-origin: 50% 50% -50px;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    min-height: 120px;
    max-height: 170px;
    color: #2c2c2c;
}

.about-bd2 .event .up {
    bottom: 78%;
}

.about-bd2 .event .lower {
    top: 78%;
}
.about-bd2 .event .thing::before{
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    border-radius: 50%;
    width: 12px;
    height: 12px;
    background-color: #fff;
    border: 3px solid #e3e3e3;
    transition: all .1s ease;
}
.about-bd2 .active.thing::before{
    width: 14px;
    height: 14px;
    border: 4px solid #d70755;
}
.about-bd2 .active.thing .text{
    background-color: #d70755;
    color: #fafafa;
}
.about-bd2 .show.thing .text{
    opacity: 1;
    transform: none;
}
.about-bd2 .event .first::before {
    background-color: transparent;
    border: none;
}
.about-bd3 {
    padding: 1px 0 7px;
    /* height: 500px; */
}
.about-bd3 img {
    margin: 24px 13px 0;
    width: 370px;
    height: 360px;
    float: left;
}