#content {
    width: 1200px;
    margin: 0 auto;
    padding: 20px;
}










#lyindmenu {

    background: white;
    width: 100%;
    height: 70px;
    position: sticky;
    top: 0;
    z-index: 33;
}

.menuabc {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 300;
}

#lyindmenu ul {
    width: 1200px;
    margin: 0 auto;
    display: flex;
}

#lyindmenu ul li {
    margin-right: 10px;
}

#lyindmenu ul li a {
    display: block;
    margin: 5px 0;
    font-size: 14px;
    font-weight: bold;
    color: #333;
    width: 80px;
    height: 50px;
    line-height: 50px;
    text-decoration: none;
    text-align: center;
}

#lyindmenu ul li a:hover,
#lyindmenu ul li a.current {
    color: #fff;
    background: #0b8dbcab;
}