diff --git a/documentation.md b/documentation.md
index 41fe224..fabfb2d 100644
--- a/documentation.md
+++ b/documentation.md
@@ -273,10 +273,20 @@ gtt report --output=markdown
 gtt report --output=csv
 gtt report --output=pdf --file=filename.pdf
 gtt report --output=xlsx --file=filename.xlsx
+gtt report --output=invoice --file=invoice.md
 ```
-
 Defaults to `table`. `csv` and `markdown` can be printed to stdout, `pdf` and `xlsx` need the file parameter.
 
+#### Invoice Output
+
+There are additional options for the invoice output as given in the following example:
+
+```shell
+gtt report --output=invoice --file=invoice.md --from 2021-02-01 --to 2021-02-28 --closed  --invoiceCurrencyMaxUnit 1 --invoiceTitle "Rechnung" --invoiceAddress "Firma" "Mr. X" "Strasse" "10000 Ort" "Land" --invoiceCurrency "EUR" --invoiceCurrencyPerHour "50" --invoiceVAT "0.15" --invoiceDate "1.03.2021"
+```
+
+For paper invoice, further process the output with a css, see the folder preview (styles.css, invoice.pdf)
+
 #### Print the output to a file
 
 ```shell
@@ -629,6 +639,26 @@ _checkToken: false
 
 # Skip parsing the issue/merge_request description for time records
 _skipDescriptionParsing: false
+
+# settings for invoice output
+invoiceSettings:
+ from:
+ - Absender FA
+ - Name
+ - Strasse
+ - PLZ ORT
+ - 
+ - Weitere Infos
+ fromShort: absender fenstercouvert
+ opening:
+ - Satz 1.
+ - Satz 2.
+ positionText: Positionstext
+ closing:
+ - Grussformel
+ - 
+ - Name
+ bankAccount: "Bitte den Betrag auf unser Konto... IBAN .."
 ```
 
 ### Time format
diff --git a/preview/invoice.pdf b/preview/invoice.pdf
new file mode 100644
index 0000000..258f19c
Binary files /dev/null and b/preview/invoice.pdf differ
diff --git a/preview/styles.css b/preview/styles.css
new file mode 100644
index 0000000..4a99463
--- /dev/null
+++ b/preview/styles.css
@@ -0,0 +1,89 @@
+body {
+  font-family: "Source Sans Pro";
+  font-size: 10pt;
+  margin-top: 70px;
+  margin-bottom: 120px;
+  margin-left: 100px;
+  margin-right: 100px;
+}
+
+.h1 {
+  font-family: "Source Serif Pro";
+  font-size: 14.3pt;
+}
+
+.h2 {
+  font-family: "Source Serif Pro";
+  font-size: 12.6pt;
+}
+.h3 {
+  font-family: "Source Serif Pro";
+  font-size: 11.1pt;
+}
+
+
+.senderBox {
+  margin-bottom: 100px;  
+}
+
+.addressBox {
+  width: 30%;
+  margin-left: 60%;
+  margin-bottom: 50px;  
+  
+}
+.addressFrom {
+  font-size: 8pt;
+  text-decoration: underline;
+}
+
+.addressTo {
+  font-size: 10pt;
+}
+
+.dateBox {
+  text-align: right;
+}
+
+.positionBox {
+  margin-top: 30px;
+  margin-bottom: 60px;
+}
+
+
+.positionDesc {
+  display: inline-block;
+  width: 80%;
+  margin-top: 5px;
+  margin-bottom: 5px;
+}
+
+
+.positionValue {
+  display: inline-block;
+  width: 19%;
+  margin-top: 5px;
+  margin-bottom: 5px;
+  text-align: right;
+}
+
+.positionDescTot {
+  display: inline-block;
+  width: 80%;
+  margin-top: 5px;
+  margin-bottom: 5px;
+}
+
+
+.positionValueTot {
+  display: inline-block;
+  width: 19%;
+  text-decoration: underline;
+  margin-top: 5px;
+  margin-bottom: 5px;
+  text-align: right;
+}
+  
+  
+  
+