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diff --git a/content/cv.md b/content/cv.md
index 619be1a..0d4aeb4 100644
--- a/content/cv.md
+++ b/content/cv.md
@@ -14,7 +14,7 @@ slug: curriculum-vitae
 
 - **Key languages:** Golang, Python, C/C++, Bash, C#, Java, Perl.
 - **Platforms:** GNU/Linux, Arch, Debian, Gentoo, Red Hat, Custom distros.
-- **Fields of study:** Zigbee, KNX, Modbus, Machine to Machine, Embedded systems, Operating systems, Distributed systems, IOT, RDBMS, Algorithms, Database engine design, SQL, NoSQL, NewSQL, Big data analytics, Machine learning, Prediction algorithms, Realtime analytics, Systems automation.
+- **Fields of study:** Zigbee, KNX, Modbus, Machine to Machine, Embedded systems, Operating systems, Distributed systems, IOT, RDBMS, Algorithms, Database engine design, SQL, NoSQL, NewSQL, Big data analytics, Machine learning, Prediction algorithms, Realtime analytics, Systems automation, Natural language processing, Bioinformatics.
 
 ## Major projects
 
diff --git a/content/files/avatar-512x512.png b/content/files/avatar-512x512.png
new file mode 100644
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diff --git a/content/files/avatar-64x64.png b/content/files/avatar-64x64.png
new file mode 100644
index 0000000..86e840e
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diff --git a/content/files/style.css b/content/files/style.css
new file mode 100644
index 0000000..df892e5
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@@ -0,0 +1,6 @@
+
+@media print {
+  nav, footer {
+      display: none;
+  }
+}