.top22 {
    width: 1000px;
    height: 100px;
    margin: 0 auto;
    margin-top: 5px;
}
.top22 img {max-height:90px;}

/*瀵艰埅*/
.navbg {
    height: 50px;
    background-color: #3b5da4;
}

.nav_tm {
    width: 1200px;
    margin: 0 auto;
}
/*menu寮€濮�*/
.imenu_bg {
    height: 50px;
    position: relative;
}

.cur {
    background: url(https://css.bj003.com/Template/Temp/5/images/navli.png) no-repeat left center;
}

.imenu {
    width: 130px;
    height: 47px;
    line-height: 50px;
    text-align: center;
    font-size: 14px;
    cursor: pointer;
    color: #555555;
    float: left;
    z-index: 999;
    background: url(https://css.bj003.com/Template/Temp/5/images/navli.png) no-repeat right center;
    margin-left: 20px;
}

    .imenu a {
        width: 159px;
        height: 50px;
        color: #fff;
        font-weight: bold;
        text-decoration: none;
    }

        .imenu a:hover {
            width: 143px;
            height: 50px;
            text-decoration: underline;
        }

.imenu_on {
    width: 143px;
    height: 47px;
    color: #015d22;
    cursor: pointer;
    float: left;
    line-height: 50px;
    text-align: center;
    font-size: 16px;
    font-weight: bold;
    border-bottom: #990000 3px solid;
    background: url(https://css.bj003.com/Template/Temp/5/images/navli.png) no-repeat right center;
}

    .imenu_on a {
        color: #555555;
        text-decoration: none;
        width: 133px;
        height: 50px;
        display: block;
    }

        .imenu_on a:hover {
            width: 143px;
            height: 50px;
            display: block;
            color: #fff;
        }

#navhover {
    border-bottom: #990000 solid 3px;
}





.index_brand {
    height: 450px;
    margin: auto;
    position: relative;
    background: #c5cde4;
}

.banner li {
    width: 100%;
    height: 450px;
    position: absolute;
    left: 0;
    top: 0;
    display: none;
}

    .banner li a {
        display: inline-block;
        width: 100%;
        height: 100%;
    }

.banner .number {
    height: 6px;
    position: absolute;
    left: 20%;
    bottom: 20px;
}

    .banner .number span {
        display: inline-block;
        width: 30px;
        height: 8px;
        background: #fff;
        cursor: pointer;
        margin-left: 3px;
        position: relative;
        overflow: hidden;
    }

        .banner .number span.on {
            background: #d40000;
        }