Misago/static/admin/css/admin/navs.less

// Admin navs
// -------------------------
.tabs-header {
  border-bottom: none;
  padding-bottom: 0px;
  
  .nav-tabs {
    margin-bottom: 0px;
  }
}

.nav-tabs li {
  a:link, a:active, a:visited {    
    font-weight: bold;
  }
  
  &.active a:link, &.active a:active,
  &.active a:visited, &.active a:hover {
    background-color: @bodyBackground;
    border-bottom: 4px solid @linkColor;
    border-width: 0px 0px 4px 0px;
    padding-top: (@baseLineHeight / 2) - 1px;
    padding-bottom: (@baseLineHeight / 2) - 5px;
        
    color: @textColor;
  }
    
  &.fallback {
    float:right;
    
    a:link, a:active,
    a:visited, a:hover {
      border-bottom: none;
      .border-radius(3px);
      margin-top: 4px;
      padding: 4px 12px;
    }
  }
}

// Tables lists actions
td>ul.list-actions {
  list-style: none;
  margin: 0px;
  overflow: auto;
  padding: 0px;
  
  &>li {
    float: left;
    margin: 0px;
    padding: 0px;
    
    &>form {
      margin: 0px;
      padding: 0px;
    }
    
    &>a, &>form>button {
      background: none;
      border: none;
      .border-radius(3px);
      display: block;
      margin: 0px 3px;
      padding: 2px 5px;
      
      &:hover {
        background-color: @linkColor;
        
        i {
          background-image: url("@{iconWhiteSpritePath}");          
        }
      }
    }
  }
}