1. 4.x modules/tinymce/inc/tiny_mce/plugins/table/css/table.css
2. 5.x modules/tinymce/inc/tiny_mce/plugins/table/css/table.css

/* CSS file for table dialog in the table plugin */

.panel_wrapper div.current {
	height: 245px;
}

.advfield {
	width: 200px;
}

#class {
	width: 150px;
}

File

/* CSS file for table dialog in the table plugin */

.panel_wrapper div.current {
	height: 245px;
}

.advfield {
	width: 200px;
}

#class {
	width: 150px;
}