.about_banner {
    width: 100%;
    margin: 0 auto;
    position: relative;
}
.about_banner img {
    width: 100%;
    display: block;
}

.list{
    width: 1200px;
    margin: 30px auto;
    padding-top: 8px;
}
.list .item{
    background: #f4f7f8;
    width: 33.33333333%;
    margin-bottom: 18px;
    float: left;
    border: 5px solid #fff;
    cursor: pointer;
}
.list .item img{
    width: 100%;
}
.list .item .text-box{
    width: auto;
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    line-height: 36px;
    padding: 15px 20px 30px 20px;
    color: #676767;
    transition: color 2s ease;
}
.list .item .text-box p{
    line-height: 25px;
    text-align: center;
    font-size: 12px;
}
.list .item:hover > .text-box {
    background-color: #0075c2;
    color: #ffffff;
}

.about_zmenu, .about2_zmenu, .pro_zmenu, .pro2_zmenu, .about_zmenu6 {
    background: #f5f5f5;
}
/*.about_zmenu > div{*/
/*    width: 1200px;*/
/*    margin: auto;*/
/*    display: flex;*/
/*    align-items: center;*/
/*    justify-content: space-between;*/
/*    background: #f5f5f5;*/
/*}*/
.about_zmenu ul {
    height: 50px;
}
.about_zmenu ul li {
    float: left;
}
.about_zmenu ul li h3 {
    float: left;
}
.about_zmenu ul li h3 a {
    font-weight: normal;
    font-size: 16px;
    color: #333;
    padding: 0 60px;
    background: url(../imgs/about_menujt.png) no-repeat right 30px center;
    line-height: 50px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: inline-block;
    text-decoration: none;
}
.about_zmenu ul li h3 a:hover {
    color: #ff0000;
}
.about_zmenu ul .about_zmenu_li1 h3 a {
    background: #e5e5e5 url(../imgs/about_menuhome.png) no-repeat 175px center;
    padding-left: 200px;
    padding-right: 60px;
}

.about_zmenu .types{
    display: flex;
    margin-right: 200px;
}
.about_zmenu .types a{
    padding: 0 20px;
    color: #444;
    font-size: 14px;
    display: block;
    line-height: 53px;
}
.about_zmenu .types .active, .about_zmenu .types a:hover{
    border-bottom: 2px #0075c2 solid;
}