.yt-lib {
    position: relative;
    margin: 0 0 12px;
    cursor: pointer;
    border: 1px dashed #1890ff;
    background: #fff;
}
.yt-lib .mk-ym { pointer-events: none; }
.mk-ym {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}
.mk-ym__title {
    text-align: center;
    font-weight: 700;
    padding: 8px 10px;
    line-height: 1.3;
    word-break: break-all;
    border: 1px solid;
}
.mk-ym td {
    width: 50%;
    text-align: center;
    font-weight: 700;
    border: 1px solid;
    padding: 8px 4px;
    white-space: nowrap;
    overflow: hidden;
}
.mk-ym__text { white-space: nowrap; }