.kstd{

    display: block;
    text-decoration: none;
    color: #c7c7c7;
    font-size: 14px;
    line-height: 20px;
    padding: 8px 30px 8px 26px;
    border-top: 1px solid rgba(0, 0, 0, 0.3);
    box-shadow: inset 0 1px 0 rgb(255 255 255 / 5%);
    text-shadow: 0 1px 0 rgb(0 0 0 / 50%);}
@media screen and (max-width:672px) {

.col_title_r {
    display: none;}

}
/**组件样式**/