.u-shishuo+.u-shishuo{ margin-left:20px;}
    .u-shishuo{width:306px;margin-right:auto}
    .u-sswrap .u-shishuo .cnt{width:206px;}
    .u-sswrap{width:auto;}
    @media screen and (min-width: 1200px){
      .u-sswrap{width:auto;}
      .u-sswrap .u-shishuo{width:280px}
      .u-sswrap .u-shishuo .cnt{width:180px}
    }