TalltyImportExport import set headers when on initialize

lib/tallty_import_export/export.rb

@@ -64,9 +64,9 @@ module TalltyImportExport
       # excel导出样式
       alignment = { vertical: :center, horizontal: :center }
       border    = { color: '969696', style: :thin }
-      title1 = workbook.styles.add_style(alignment: alignment, border: border, sz: 16, b: true)
-      title2 = workbook.styles.add_style(alignment: alignment, border: border, bg_color: "2a5caa",  sz: 16, fg_color: "fffffb")
-      title3 = workbook.styles.add_style(alignment: alignment.merge(wrap_text: true), border: border, sz: 14)
+      title1 = workbook.styles.add_style(alignment: alignment, border: border, sz: 12, b: true)
+      title2 = workbook.styles.add_style(alignment: alignment, border: border, bg_color: "2a5caa",  sz: 12, fg_color: "fffffb")
+      title3 = workbook.styles.add_style(alignment: alignment.merge(wrap_text: true), border: border, sz: 10)
       headers = export_headers
 
       _sheet_name = respond_to?(:sheet_name) ? self.sheet_name : nil
@@ -94,7 +94,7 @@ module TalltyImportExport
       options = options.with_indifferent_access
 
       @row_height ||= options.delete(:row_height) || 35
-      @width ||= options.delete(:width) || 30
+      @width ||= options.delete(:width) || 20
       @filename ||= options.delete(:filename)
       @group_by ||= options.delete(:group_by)
       @group_where = "#{@group_by}_eq" if @group_by.present?

lib/tallty_import_export/import.rb

@@ -5,6 +5,7 @@ module TalltyImportExport
 
     def initialize klass
       @klass = klass
+      @headers = import_headers.map { |header| header.with_indifferent_access }
       @context = Context.new({})
     end