.head-nav {
    width: 100%;
    height: 60px;
    background-color: #0065C6;
}

.nav-ul {
    height: 60px;
}

.nav-ul .nLi {
    width: 20%;
}

.nav-ul .nLi  a {
    display: block;
    width: 100%;
    height: 100%;
    color: #fff;
    font-size: 20px;
    font-weight: 400;
    line-height: 60px;
    text-align: center;
}

.nav-ul .nLi  a:hover {
    background: #2686E3;
    font-weight: bold;
}
.nav-ul .on a{
    background: #2686E3;
    font-weight: bold;
}