integer.css:20:12-15: error: GTK_CSS_PARSER_ERROR_SYNTAX
integer.css:23:12-16: error: GTK_CSS_PARSER_ERROR_SYNTAX
integer.css:29:12-20: error: GTK_CSS_PARSER_ERROR_SYNTAX
integer.css:32:12-16: error: GTK_CSS_PARSER_ERROR_SYNTAX
integer.css:38:12-15: error: GTK_CSS_PARSER_ERROR_SYNTAX
integer.css:41:12-13: error: GTK_CSS_PARSER_ERROR_SYNTAX