/* ガントヘッダー IE8以降ネイティブ用CSS 
 * Gridが実質利用できないため、letter-spacingで対応
*/

th.zoom0 { letter-spacing:   1.45px ; layout-grid-char:none; }
th.zoom1 { letter-spacing:   0.8px ; layout-grid-char:none; }
th.zoom2 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom3 { letter-spacing: 0.8px; layout-grid-char:none; }
th.zoom4 { letter-spacing: 0.8px; layout-grid-char:none; }
th.zoom5 { letter-spacing: 1.8px; layout-grid-char:none; }
th.zoom6 { letter-spacing: 2.8px; layout-grid-char:none; }
th.zoom7 { letter-spacing: 1.8px; layout-grid-char:none; }
th.zoom8 { letter-spacing: 1.8px; layout-grid-char:none; }
th.zoom9 { letter-spacing: 2.8px; layout-grid-char:none; }
th.zoom10 { letter-spacing:   0.8px ; layout-grid-char:none; }

th.zoom13 { letter-spacing:   0.8px ; layout-grid-char:none; }
th.zoom20 { letter-spacing:   4.8px ; layout-grid-char:none; }
th.zoom21 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom22 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom23 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom24 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom25 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom26 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom27 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom28 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom29 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom30 { letter-spacing: 4.8px; layout-grid-char:none; }
th.zoom31 { letter-spacing: 4.8px; layout-grid-char:none; }