.wp-list-table.hanaboard .column-shortcode {
    width: 40%;
}

.wp-list-table.hanaboard span.shortcode > input {
    background: inherit;
    color: inherit;
    font-size: 12px;
    border: none;
    box-shadow: none;
    padding: 4px 8px;
    margin: 0;
}