/* Rotated table headers, borrowed from http://jimmybonney.com/articles/column_header_rotation_css */ .tab-content { margin-right: 5em; overflow: visible; } td.centered { text-align: center; } .table-header-rotated th.rotate-45{ height: 80px; width: 40px; min-width: 40px; max-width: 40px; position: relative; vertical-align: bottom; padding: 0; font-size: 100%; line-height: 0.9; } .table-header-rotated th.rotate-45 > div { position: relative; top: 0px; left: 40px; /* 80 * tan(45) / 2 = 40 where 80 is the height on the cell and 45 is the transform angle*/ height: 100%; -ms-transform:skew(-45deg,0deg); -moz-transform:skew(-45deg,0deg); -webkit-transform:skew(-45deg,0deg); -o-transform:skew(-45deg,0deg); transform:skew(-45deg,0deg); overflow: hidden; border-left: 1px solid #dddddd; } .table-header-rotated th.rotate-45 span { -ms-transform:skew(45deg,0deg) rotate(315deg); -moz-transform:skew(45deg,0deg) rotate(315deg); -webkit-transform:skew(45deg,0deg) rotate(315deg); -o-transform:skew(45deg,0deg) rotate(315deg); transform:skew(45deg,0deg) rotate(315deg); position: absolute; bottom: 30px; /* 40 cos(45) = 28 with an additional 2px margin*/ left: -25px; /*Because it looked good, but there is probably a mathematical link here as well*/ display: inline-block; // width: 100%; width: 85px; /* 80 / cos(45) - 40 cos (45) = 85 where 80 is the height of the cell, 40 the width of the cell and 45 the transform angle*/ text-align: left; // white-space: nowrap; /*whether to display in one line or not*/ }