Bootstrap/less/tables.less

//
// Tables
// --------------------------------------------------


// BASE TABLES
// -----------------

table {
  max-width: 100%;
  background-color: @tableBackground;
  border-collapse: collapse;
  border-spacing: 0;
}

// BASELINE STYLES
// ---------------

.table {
  width: 100%;
  margin-bottom: @baseLineHeight;
  // Cells
  th,
  td {
    padding: 8px;
    line-height: @baseLineHeight;
    text-align: left;
    vertical-align: top;
    border-top: 1px solid @tableBorder;
  }
  th {
    font-weight: bold;
  }
  // Bottom align for column headings
  thead th {
    vertical-align: bottom;
  }
  // Remove top border from thead by default
  caption + thead tr:first-child th,
  caption + thead tr:first-child td,
  colgroup + thead tr:first-child th,
  colgroup + thead tr:first-child td,
  thead:first-child tr:first-child th,
  thead:first-child tr:first-child td {
    border-top: 0;
  }
  // Account for multiple tbody instances
  tbody + tbody {
    border-top: 2px solid @tableBorder;
  }

  // Nesting
  .table {
    background-color: @bodyBackground;
  }
}



// CONDENSED TABLE W/ HALF PADDING
// -------------------------------

.table-condensed {
  th,
  td {
    padding: 4px 5px;
  }
}


// BORDERED VERSION
// ----------------

.table-bordered {
  border: 1px solid @tableBorder;
  border-collapse: separate; // Done so we can round those corners!
  *border-collapse: collapse; // IE7 can't round corners anyway
  border-left: 0;
  .border-radius(@baseBorderRadius);
  th,
  td {
    border-left: 1px solid @tableBorder;
  }
  // Prevent a double border
  caption + thead tr:first-child th,
  caption + tbody tr:first-child th,
  caption + tbody tr:first-child td,
  colgroup + thead tr:first-child th,
  colgroup + tbody tr:first-child th,
  colgroup + tbody tr:first-child td,
  thead:first-child tr:first-child th,
  tbody:first-child tr:first-child th,
  tbody:first-child tr:first-child td {
    border-top: 0;
  }
  // For first th/td in the first row in the first thead or tbody
  thead:first-child tr:first-child > th:first-child,
  tbody:first-child tr:first-child > td:first-child,
  tbody:first-child tr:first-child > th:first-child {
    .border-top-left-radius(@baseBorderRadius);
  }
  // For last th/td in the first row in the first thead or tbody
  thead:first-child tr:first-child > th:last-child,
  tbody:first-child tr:first-child > td:last-child,
  tbody:first-child tr:first-child > th:last-child {
    .border-top-right-radius(@baseBorderRadius);
  }
  // For first th/td (can be either) in the last row in the last thead, tbody, and tfoot
  thead:last-child tr:last-child > th:first-child,
  tbody:last-child tr:last-child > td:first-child,
  tbody:last-child tr:last-child > th:first-child,
  tfoot:last-child tr:last-child > td:first-child,
  tfoot:last-child tr:last-child > th:first-child {
    .border-bottom-left-radius(@baseBorderRadius);
  }
  // For last th/td (can be either) in the last row in the last thead, tbody, and tfoot
  thead:last-child tr:last-child > th:last-child,
  tbody:last-child tr:last-child > td:last-child,
  tbody:last-child tr:last-child > th:last-child,
  tfoot:last-child tr:last-child > td:last-child,
  tfoot:last-child tr:last-child > th:last-child {
    .border-bottom-right-radius(@baseBorderRadius);
  }

  // Clear border-radius for first and last td in the last row in the last tbody for table with tfoot
  tfoot + tbody:last-child tr:last-child td:first-child {
    .border-bottom-left-radius(0);
  }
  tfoot + tbody:last-child tr:last-child td:last-child {
    .border-bottom-right-radius(0);
  }

  // Special fixes to round the left border on the first td/th
  caption + thead tr:first-child th:first-child,
  caption + tbody tr:first-child td:first-child,
  colgroup + thead tr:first-child th:first-child,
  colgroup + tbody tr:first-child td:first-child {
    .border-top-left-radius(@baseBorderRadius);
  }
  caption + thead tr:first-child th:last-child,
  caption + tbody tr:first-child td:last-child,
  colgroup + thead tr:first-child th:last-child,
  colgroup + tbody tr:first-child td:last-child {
    .border-top-right-radius(@baseBorderRadius);
  }

}




// ZEBRA-STRIPING
// --------------

// Default zebra-stripe styles (alternating gray and transparent backgrounds)
.table-striped {
  tbody {
    > tr:nth-child(odd) > td,
    > tr:nth-child(odd) > th {
      background-color: @tableBackgroundAccent;
    }
  }
}


// HOVER EFFECT
// ------------
// Placed here since it has to come after the potential zebra striping
.table-hover {
  tbody {
    tr:hover > td,
    tr:hover > th {
      background-color: @tableBackgroundHover;
    }
  }
}


// TABLE CELL SIZING
// -----------------

// Reset default grid behavior
table td[class*="span"],
table th[class*="span"],
.row-fluid table td[class*="span"],
.row-fluid table th[class*="span"] {
  display: table-cell;
  float: none; // undo default grid column styles
  margin-left: 0; // undo default grid column styles
}

// Change the column widths to account for td/th padding
.table td,
.table th {
  &.span1     { .tableColumns(1); }
  &.span2     { .tableColumns(2); }
  &.span3     { .tableColumns(3); }
  &.span4     { .tableColumns(4); }
  &.span5     { .tableColumns(5); }
  &.span6     { .tableColumns(6); }
  &.span7     { .tableColumns(7); }
  &.span8     { .tableColumns(8); }
  &.span9     { .tableColumns(9); }
  &.span10    { .tableColumns(10); }
  &.span11    { .tableColumns(11); }
  &.span12    { .tableColumns(12); }
}



// TABLE BACKGROUNDS
// -----------------
// Exact selectors below required to override .table-striped

.table tbody tr {
  &.success > td {
    background-color: @successBackground;
  }
  &.error > td {
    background-color: @errorBackground;
  }
  &.warning > td {
    background-color: @warningBackground;
  }
  &.info > td {
    background-color: @infoBackground;
  }
}

// Hover states for .table-hover
.table-hover tbody tr {
  &.success:hover > td {
    background-color: darken(@successBackground, 5%);
  }
  &.error:hover > td {
    background-color: darken(@errorBackground, 5%);
  }
  &.warning:hover > td {
    background-color: darken(@warningBackground, 5%);
  }
  &.info:hover > td {
    background-color: darken(@infoBackground, 5%);
  }
}