/*产品中心*/

.c1_index {
    padding-top: 55px;
    position: relative;
    height: 610px;
}

.ttt1 {
    text-align: center;
}

.c1_conttt {
    position: relative;
    margin-top: 30px;
}

.c1_conttt .c1_left {
    width: 260px;
}

.c1_left .tt_top {
    background: url(../images/c1_left_tt_bg.png) no-repeat center center;
    height: 100px;
    position: relative;
    padding-left: 85px;
}

.c1_left .tt_top h3 {
    color: #fff;
    padding-top: 25px;
    font-size: 24px;
    font-weight: normal;
    line-height: 1;
}

.c1_left .tt_top h3 span {
    padding-top: 8px;
    display: block;
    font-size: 16px;
    text-transform: uppercase;
}

.c1_left .sort1 {
    position: relative;
    border: 3px solid #0071BF;
    padding: 0 10px 25px 10px;
}

.c1_left .sort1 li {
    margin-top: 17px;
    height: 50px;
    line-height: 50px;
    color: white;
    background: #0071BF;
    box-shadow: 0 5px 10px #999;
    padding-left: 10px;
    transition: all .3s;
}

.c1_left .sort1 li a {
    display: block;
    font-size: 14px;
    color: white;
    text-align: center;
    background: url(../images/sort1_jia.png) no-repeat 200px center;
}

.c1_left .sort1 li:hover {
    background: #eeeeee;
}

.c1_left .sort1 li:hover a {
    color: black;
    background: url(../images/sort1_jian.png) no-repeat 200px center;
}

.c1_left .sort1_lx {
    position: relative;
    background: #1579b4;

    overflow: hidden;
}

.c1_left .sort1_lx p {
    color: #fff;
    text-align: center;
    font-size: 24px;
    padding-top: 10px;
}

.c1_left .sort1_lx a {
    display: block;
    margin: 10px auto 0;
    width: 80%;
    height: 30px;
    line-height: 30px;
    color: #1579b4;
    text-align: center;
    background: #fff;
    border-radius: 20px;
}

.c1_conttt .c1_right {
    width: 920px;
}

.c1_right .c1_list1 {
    position: relative;
}

.c1_list1 li {
    float: left;
    margin-right: 10px;
    margin-bottom: 10px;
    position: relative;
}

.c1_list1 li:nth-child(3n) {
    margin-right: 0px;
}

.c1_list1 li a.img {
    display: block;
}

.c1_list1 li a.img img {
    width: 300px;
    height: 220px;
}

.c1_list1 li a.img .sgm {
    background: rgba(21, 121, 180, .5);
    position: absolute;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
    transition: all .3s;
    display: none;
}

.c1_list1 li a.img .sgm h3 {
    width: 157px;
    height: 78px;
    text-align: center;
    line-height: 78px;
    border: 2px solid #fff;
    margin-left: -78px;
    left: 50%;
    top: 70px;
    position: relative;
    font-size: 24px;
    color: #fff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.c1_list1 li:hover a.img .sgm {
    display: block;
}