SourceSans3 font

frontend/src/lib/css/font_imports.css

@@ -31,4 +31,21 @@
     font-family: Montserrat_Alternates;
     font-style: italic;
     src: url("/fonts/Montserrat_Alternates/MontserratAlternates-Italic.ttf") format("truetype");
+}
+
+@font-face {
+    font-family: Source_Sans_3;
+    src: url("/fonts/Source_Sans_3/SourceSans3-Regular.ttf") format("truetype");
+}
+
+@font-face {
+    font-family: Source_Sans_3;
+    font-weight: bold;
+    src: url("/fonts/Source_Sans_3/SourceSans3-Bold.ttf") format("truetype");
+}
+
+@font-face {
+    font-family: Source_Sans_3;
+    font-style: italic;
+    src: url("/fonts/Source_Sans_3/SourceSans3-Italic.ttf") format("truetype");
 }