diff --git a/dzgui/const/constants.py b/dzgui/const/constants.py
index 0ce8702..6089941 100644
--- a/dzgui/const/constants.py
+++ b/dzgui/const/constants.py
@@ -37,6 +37,7 @@ HEX_RED = "#FF0000"
 HEX_ORANGE = "#FFAC1C"
 
 # FIXME: normalize icon names
+CALCULATOR = "accessories-calculator-symbolic"
 CARET_DOWN = "go-down-symbolic"
 CARET_UP = "go-up-symbolic"
 CLIPBOARD = "edit-copy-symbolic"
diff --git a/dzgui/data/app.css b/dzgui/data/app.css
index 9075dec..71f189c 100644
--- a/dzgui/data/app.css
+++ b/dzgui/data/app.css
@@ -24,6 +24,10 @@
 .left-label {
     font-size: 1.3rem;
 }
+.server-subheading {
+    font-size: 1.1rem;
+    font-weight: 700;
+}
 .details-heading {
     font-size: 1.2rem
 }