Pure-CSS fixed table headers

table_with_fixed_header.sass

  table.fixed-header
    table-layout: fixed
    border-collapse: collapse
    thead tr
      display: block
      position: relative
    tbody
      display: block
      overflow: auto
      width: 100%
      height: $table-body-height
    
    // (need to specify table & column widths)
    td, th
      &:nth-child(1)
        min-width: $col-1-width
      &:nth-child(2)
        min-width: $col-2-width
      // ...
      &:last-child
        width: 100%