.keyan-content .item a:hover {
    color: #000;
    font-size: 16px;
    /* font-weight: bold; */
    text-decoration: underline;}.keyan-content .item a {
    color: #000;}

.keyan-content .item:hover a {
    color: #fff;}
.foot {

    height: 3.2rem;}
@media (max-width: 767px) {
    .foot {
       
        height: auto !important;}
}