/* .header {
    width: 100%;
} */

.H_solide {
    /* width: 100%; */
    height: 10px;
    background: #e60012;
}

.m_auto {
    width: 1125px;
    margin: 0 auto;
}

.logo img {
    width: 276px;
    height: 70px;
    margin-top: 20px;
}

.nav_f {
    float: right;
    margin-top: 18px;
    position: relative;
}
.gzh{
    position: absolute;
    right: 120px;
    top: 30px;
    z-index: 9999;
    display: none;
}
.nav_f .xbs {
    float: right;
}

.xbs a {
    font-weight: 700;
}

.xbs span {
    font-weight: 700;
    padding: 0 5px 0 5px;
    vertical-align: text-top;
}

.xbs span:hover .gzh{
    display: block;
}

.nav_f ul li {
    float: left;
    padding: 0 25px 0 25px;
    font-size: 20px;
    font-weight: 500;
}

.nav_f ul li a:hover {
    font-weight: 700;
    color: #000000;
}
.b_lt {
    background: url(../images/lantiao.png) no-repeat center;
    height: 88px;
}