.header-nav nav {
    width: 130px;
    background-color: #ffffff;
    position: absolute;
    top: 59px;
    left: 0;
    z-index: -1;
    opacity: 0;
    padding: 15px 0 10px;
    transition: all 0.5s;
    display: none;
}

.header-nav nav a {
    display: block;
    width: 100%;
    height: 32px;
    text-align: center;
    font-size: 14px;
    color: #5f5f5f;
    line-height: 32px;
    margin-bottom: 5px;
}

.header-nav .navb:hover nav {
    z-index: 10;
    opacity: 1;
    top: 70px;
    display: block;
}

.header-nav .navb::before {
    width: 100%;
    height: 11px;
    background-image: url(../images/nav_b_b.png);
    background-repeat: no-repeat;
    background-position: center;
    content: '';
    position: absolute;
    bottom: -16px;
    left: 0;
    z-index: -1;
    transition: all 0.5s;
    opacity: 0;
    display: none;
}

.header-nav .navb:hover::before {
    bottom: -11px;
    z-index: 10;
    opacity: 1;
    display: block;
}

.header-nav .navb nav a:hover {
    background-color: #a05151;
    color: #ffffff;
}

.honnorlist li {
    width: 362px;
    margin-right: 15px;
    margin-bottom: 25px;
    float: left;
}

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

.honnorlist li .pro_pic {
    height: 262px;
    line-height: 262px;
    overflow: hidden;
    text-align: center;
    background-color: #f5f5f5
}

.honnorlist li .pro_pic img {
    vertical-align: -webkit-baseline-middle;
}

.honnorlist li span {
    display: block;
}

.honnorlist .pro_tit {
    height: 45px;
    line-height: 45px;
    text-align: center;
    overflow:hidden;
    font-size:14px;
}