body > div > table > tbody > tr:nth-child(1),body > div > table > tbody > tr:nth-child(2) > td:nth-child(1),body > div > table > tbody > tr:nth-child(3),body > div > table > tbody > tr:nth-child(2) > td:nth-child(3){
    display:none;
}
body > div > table > tbody > tr:nth-child(1) > td{
    width: 100%;
}

太难了,3个tr下面td,要各种隐藏.关键是,这个宽度,如何算,你不知道.