diff --git a/diagrams_source/lab02/calculator.svg b/diagrams_source/lab02/calculator.svg
index 91d223f..f33b013 100644
--- a/diagrams_source/lab02/calculator.svg
+++ b/diagrams_source/lab02/calculator.svg
@@ -1 +1 @@
-<svg height="110" width="254" viewBox="0 0 254 110" style="background:#ffffff77" xmlns="http://www.w3.org/2000/svg"><g font-family="Roboto Condensed"><g stroke="#a80036"><rect fill="#fefece" height="96.029" rx="4" stroke-width="1.5" width="240" x="7" y="7"/><path d="m8 42.102h238" stroke-width="1.5"/><path d="m8 50.102h238"/></g><text font-size="16" x="94" y="30.766">Calculator</text><g font-size="14"><text x="15" y="70.772">+add(x : Integer, y : Integer) : Integer</text><text x="15" y="93.235">+multiply(x : Integer, y : Integer) : Integer</text></g></g></svg>
+<svg xmlns="http://www.w3.org/2000/svg" height="110" width="254" font-family="Roboto Condensed"><defs><style>@font-face{font-family:"Roboto Condensed";src:url(data:application/font-woff;charset=utf-8;base64,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) format("woff"); font-weight:normal;font-style:normal;}</style></defs><g stroke="#a80036"><g stroke-width="1.5"><rect fill="#fefece" height="96.029" rx="4" width="240" x="7" y="7"/><path d="m8 42.102h238"/></g><path d="m8 50.102h238"/></g><text font-size="16" x="94" y="30.766">Calculator</text><g font-size="14"><text x="15" y="70.772">+add(x : Integer, y : Integer) : Integer</text><text x="15" y="93.235">+multiply(x : Integer, y : Integer) : Integer</text></g></svg>
diff --git a/diagrams_source/lab02/invoice.svg b/diagrams_source/lab02/invoice.svg
index 743b556..1761950 100644
--- a/diagrams_source/lab02/invoice.svg
+++ b/diagrams_source/lab02/invoice.svg
@@ -1 +1 @@
-<svg height="199" viewBox="0 0 620 199" width="620" xmlns="http://www.w3.org/2000/svg" style="background:#ffffff77"><g stroke="#a80036"><path d="m441.73 100-9-4 4 4-4 4z" fill="#a80036"/><rect fill="#fefece" height="185.885" rx="4" stroke-width="1.5" width="290" x="7" y="7"/><path d="m8 42.102h288" stroke-width="1.5"/><path d="m8 117.493h288"/><rect fill="#fefece" height="140.957" rx="4" stroke-width="1.5" width="171" x="442" y="30"/><path d="m443 65.102h169" stroke-width="1.5"/><path d="m443 140.493h169"/><path d="m297.06 100h139.61" fill="none"/></g><g font-family="Roboto Condensed" font-size="14"><text x="398.036" y="118.138">-items</text><text font-weight="bold" x="426.036" y="136.602">*</text><text x="15" y="62.772">-customerName : String</text><text x="15" y="85.235">-customerAddress : String</text><text x="15" y="107.699">-date : LocalDate</text><text x="450" y="85.772">-productName : String</text><text x="450" y="108.235">-salePrice : Double</text><text x="450" y="130.699">-quantityPurchased : Double</text><text x="450" y="161.163">+getItemTotal() : Double</text><text x="15" y="138.163">+addItem(itemToAdd : InvoiceItem) : void</text><text x="15" y="160.627">+removeItem(itemToRemove : InvoiceItem) : void</text><text x="15" y="183.091">+getTotal() : Double</text><g font-size="16"><text x="490" y="53.766">InvoiceItem</text><text x="129" y="30.766">Invoice</text></g></g></svg>
+<svg xmlns="http://www.w3.org/2000/svg" height="199" width="620" style="background:#ffffff77"><defs><style>@font-face{font-family:"Roboto Condensed";src:url(data:application/font-woff;charset=utf-8;base64,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) format("woff"); font-weight:bold;font-style:normal;} @font-face{font-family:"Roboto Condensed";src:url(data:application/font-woff;charset=utf-8;base64,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) format("woff"); font-weight:normal;font-style:normal;}</style></defs><g stroke="#a80036"><path d="m441.73 100-9-4 4 4-4 4z" fill="#a80036"/><g stroke-width="1.5"><rect fill="#fefece" height="185.885" rx="4" width="290" x="7" y="7"/><path d="m8 42.102h288"/></g><path d="m8 117.493h288"/><g stroke-width="1.5"><rect fill="#fefece" height="140.957" rx="4" width="171" x="442" y="30"/><path d="m443 65.102h169"/></g><path d="m443 140.493h169"/><path d="m297.06 100h139.61" fill="none"/></g><g font-family="Roboto Condensed" font-size="14"><text x="398.036" y="118.138">-items</text><text font-weight="bold" x="426.036" y="136.602">*</text><text x="15" y="62.772">-customerName : String</text><text x="15" y="85.235">-customerAddress : String</text><text x="15" y="107.699">-date : LocalDate</text><text x="450" y="85.772">-productName : String</text><text x="450" y="108.235">-salePrice : Double</text><text x="450" y="130.699">-quantityPurchased : Double</text><text x="450" y="161.163">+getItemTotal() : Double</text><text x="15" y="138.163">+addItem(itemToAdd : InvoiceItem) : void</text><text x="15" y="160.627">+removeItem(itemToRemove : InvoiceItem) : void</text><text x="15" y="183.091">+getTotal() : Double</text><g font-size="16"><text x="490" y="53.766">InvoiceItem</text><text x="129" y="30.766">Invoice</text></g></g></svg>
diff --git a/output/info202_labs.html b/output/info202_labs.html
index c8f64e2..e0f89c2 100644
--- a/output/info202_labs.html
+++ b/output/info202_labs.html
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:9de80e4d8c8061e31337d49bd3fe4846fa900251ad26bac0671f312f8c65002e
-size 4570946
+oid sha256:119d4343a26208e4af2559821d373957056ff0d26d64f116d6bcf8b9fefccb71
+size 4587285
diff --git a/tiddlers/content/labs/lab02/_Labs_02_Diagrams_Calculator Class Diagram.svg b/tiddlers/content/labs/lab02/_Labs_02_Diagrams_Calculator Class Diagram.svg
index c497cbd..f33b013 100644
--- a/tiddlers/content/labs/lab02/_Labs_02_Diagrams_Calculator Class Diagram.svg
+++ b/tiddlers/content/labs/lab02/_Labs_02_Diagrams_Calculator Class Diagram.svg
@@ -1 +1 @@
-<svg height="110" width="254" viewBox="0 0 254 110" style="background:#ffffff77" xmlns="http://www.w3.org/2000/svg"><g font-family="Roboto Condensed"><g stroke="#a80036"><rect fill="#fefece" height="96.029" rx="4" stroke-width="1.5" width="240" x="7" y="7"/><path d="m8 42.102h238" stroke-width="1.5"/><path d="m8 50.102h238"/></g><text font-size="16" x="94" y="30.766">Calculator</text><g font-size="14"><text x="15" y="70.772">+add(x : Integer, y : Integer) : Integer</text><text x="15" y="93.235">+multiply(x : Integer, y : Integer) : Integer</text></g></g></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" height="110" width="254" font-family="Roboto Condensed"><defs><style>@font-face{font-family:"Roboto Condensed";src:url(data:application/font-woff;charset=utf-8;base64,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) format("woff"); font-weight:normal;font-style:normal;}</style></defs><g stroke="#a80036"><g stroke-width="1.5"><rect fill="#fefece" height="96.029" rx="4" width="240" x="7" y="7"/><path d="m8 42.102h238"/></g><path d="m8 50.102h238"/></g><text font-size="16" x="94" y="30.766">Calculator</text><g font-size="14"><text x="15" y="70.772">+add(x : Integer, y : Integer) : Integer</text><text x="15" y="93.235">+multiply(x : Integer, y : Integer) : Integer</text></g></svg>
diff --git a/tiddlers/content/labs/lab02/_Labs_02_Diagrams_Invoice Class Diagram.svg b/tiddlers/content/labs/lab02/_Labs_02_Diagrams_Invoice Class Diagram.svg
index 743b556..1761950 100644
--- a/tiddlers/content/labs/lab02/_Labs_02_Diagrams_Invoice Class Diagram.svg
+++ b/tiddlers/content/labs/lab02/_Labs_02_Diagrams_Invoice Class Diagram.svg
@@ -1 +1 @@
-<svg height="199" viewBox="0 0 620 199" width="620" xmlns="http://www.w3.org/2000/svg" style="background:#ffffff77"><g stroke="#a80036"><path d="m441.73 100-9-4 4 4-4 4z" fill="#a80036"/><rect fill="#fefece" height="185.885" rx="4" stroke-width="1.5" width="290" x="7" y="7"/><path d="m8 42.102h288" stroke-width="1.5"/><path d="m8 117.493h288"/><rect fill="#fefece" height="140.957" rx="4" stroke-width="1.5" width="171" x="442" y="30"/><path d="m443 65.102h169" stroke-width="1.5"/><path d="m443 140.493h169"/><path d="m297.06 100h139.61" fill="none"/></g><g font-family="Roboto Condensed" font-size="14"><text x="398.036" y="118.138">-items</text><text font-weight="bold" x="426.036" y="136.602">*</text><text x="15" y="62.772">-customerName : String</text><text x="15" y="85.235">-customerAddress : String</text><text x="15" y="107.699">-date : LocalDate</text><text x="450" y="85.772">-productName : String</text><text x="450" y="108.235">-salePrice : Double</text><text x="450" y="130.699">-quantityPurchased : Double</text><text x="450" y="161.163">+getItemTotal() : Double</text><text x="15" y="138.163">+addItem(itemToAdd : InvoiceItem) : void</text><text x="15" y="160.627">+removeItem(itemToRemove : InvoiceItem) : void</text><text x="15" y="183.091">+getTotal() : Double</text><g font-size="16"><text x="490" y="53.766">InvoiceItem</text><text x="129" y="30.766">Invoice</text></g></g></svg>
+<svg xmlns="http://www.w3.org/2000/svg" height="199" width="620" style="background:#ffffff77"><defs><style>@font-face{font-family:"Roboto Condensed";src:url(data:application/font-woff;charset=utf-8;base64,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) format("woff"); font-weight:bold;font-style:normal;} @font-face{font-family:"Roboto Condensed";src:url(data:application/font-woff;charset=utf-8;base64,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) format("woff"); font-weight:normal;font-style:normal;}</style></defs><g stroke="#a80036"><path d="m441.73 100-9-4 4 4-4 4z" fill="#a80036"/><g stroke-width="1.5"><rect fill="#fefece" height="185.885" rx="4" width="290" x="7" y="7"/><path d="m8 42.102h288"/></g><path d="m8 117.493h288"/><g stroke-width="1.5"><rect fill="#fefece" height="140.957" rx="4" width="171" x="442" y="30"/><path d="m443 65.102h169"/></g><path d="m443 140.493h169"/><path d="m297.06 100h139.61" fill="none"/></g><g font-family="Roboto Condensed" font-size="14"><text x="398.036" y="118.138">-items</text><text font-weight="bold" x="426.036" y="136.602">*</text><text x="15" y="62.772">-customerName : String</text><text x="15" y="85.235">-customerAddress : String</text><text x="15" y="107.699">-date : LocalDate</text><text x="450" y="85.772">-productName : String</text><text x="450" y="108.235">-salePrice : Double</text><text x="450" y="130.699">-quantityPurchased : Double</text><text x="450" y="161.163">+getItemTotal() : Double</text><text x="15" y="138.163">+addItem(itemToAdd : InvoiceItem) : void</text><text x="15" y="160.627">+removeItem(itemToRemove : InvoiceItem) : void</text><text x="15" y="183.091">+getTotal() : Double</text><g font-size="16"><text x="490" y="53.766">InvoiceItem</text><text x="129" y="30.766">Invoice</text></g></g></svg>