/* 专题列表页 7233 增量：与 muban/m/ztlist.html 同用 tdxzal + keyall；主导航 4 项均分满宽（覆盖 tdxzal 五列 20%） */

body.m-page-ztlist nav[data-s7233-nav] ul#listUl {
  display: flex !important;
  float: none !important;
  clear: both;
  width: 100% !important;
  overflow: visible;
  box-sizing: border-box;
}
body.m-page-ztlist nav[data-s7233-nav] ul#listUl > li {
  float: none !important;
  width: auto !important;
  flex: 1 1 0 !important;
  min-width: 0;
  max-width: none !important;
  padding: 0;
  box-sizing: border-box;
}
body.m-page-ztlist nav[data-s7233-nav] ul#listUl > li > a {
  display: block;
  text-align: center;
}

/* 封面外框 <b> 块级；图片裁切 */
body.m-page-ztlist ul.g-key-list.m-tab-cont li a b {
  display: block;
  width: 100%;
  overflow: hidden;
  font-weight: normal;
}
body.m-page-ztlist ul.g-key-list.m-tab-cont li a img {
  object-fit: cover;
  vertical-align: top;
}