Fix the displaying of PGN text for WebKit-based browsers.

_assets/stylesheets/less/pgn4web.less

@@ -22,6 +22,7 @@ body, html { height: 100%; }
   #ShowPgnText > :nth-child(-n+4) { border-top: @tableBorder; }
   .move {
     display: table-cell;
+    float: left;
     border-bottom: @tableBorder;
     border-right: @tableBorder;
     text-align: center;