/*集团概况*/
.about_banner {
    width: 1600px;
    margin: auto;
    position: relative;
    height: 432px;
    margin-top: -91px;
}

.about_banner > img {
    z-index: 1;
    left: 50%;
    margin-left: -960px;
    position: absolute;
    top: 0px;
    width: 1920px;
    height: 432px;
}
.dh {
    float: right;
    margin-top: 40px;
    height: 45px;
    margin-left: 452px;
}

.dh li a:hover {
    color: #cf0f32;
}

.dh li {
    float: left;
    margin-right: 67px;
    text-align: center;
    width: auto;
    text-decoration: none;
    display: block;
    position: relative;
    font-family: OPPOSans-M;
    font-size: 16px;
    line-height: 16px;
    letter-spacing: 0px;
    color: #3a3737;
}

.headActive .br {
    color: #cf0f32;
}

.dh li:last-child {
    margin-right: 0px;
}

.dh li a {
    text-decoration: none;
    display: block;
    position: relative;
    font-family: OPPOSans-M;
    font-size: 14px;
    line-height: 16px;
    letter-spacing: 0px;
    color: #737373;
}

.dh li span.bor {
    position: absolute;
    width: 100%;
    height: 2px;
    background: #fff;
    top: 44px;
    left: 0px;
    display: none;
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    transform: translateX(-50%);
    transition: all 0.6s cubic-bezier(.075, .82, .165, 1);
    left: 50%;
    opacity: 1;
}

.dh .headActive > a {
    color: #cf0f32 !important;
}

.headActive .bor {
    background: #cf0f32 !important;
    display: block !important;
}

.dh li span.bora {
    background: #cf0f32;
    display: block;
}.about_nav {
    width: 1285px;
    margin: 0 auto;
    height: 84px;
    border-bottom: 2px solid #e4dfda;
}

.about_min .option {
    font-family: OPPOSans-M;
    font-size: 14px;
    line-height: 14px;
    letter-spacing: 0px;
    color: #737373;
    float: left;
    margin-top: 40px;
}

.about_min .option a {
    color: #737373;
    text-decoration: none
}
a, body, dd, dl, dt, form, h1, h2, h3, h4, h5, h6, html, input, label, li, p, textarea, ul {
    padding: 0;
    margin: 0;
}