/*样式*/
.aboutc .tabNav li a{
    width: 16.6666%;
    text-align: center;
    font-size: 22px;
    color: #474747;
    position: relative;
    cursor: pointer;
    background: #fff;
    padding: 12px 0
;}

.aboutc .tabNav li.cur a{
    color: #fff;
    background: #1d4685;}