diff --git a/static/calendar.html b/static/calendar.html
index a1bd3b2..e5827a0 100644
--- a/static/calendar.html
+++ b/static/calendar.html
@@ -4,6 +4,23 @@
Thermograph — 2-year calendar
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diff --git a/static/compare.html b/static/compare.html
index 651d90d..fe0c869 100644
--- a/static/compare.html
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@@ -4,6 +4,23 @@
Thermograph — compare comfort
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diff --git a/static/day.html b/static/day.html
index 8865229..5c58702 100644
--- a/static/day.html
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@@ -4,6 +4,23 @@
Thermograph — a single day
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diff --git a/static/index.html b/static/index.html
index edad48e..9928f92 100644
--- a/static/index.html
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@@ -4,6 +4,23 @@
Thermograph — how unusual is your weather?
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diff --git a/static/legend.html b/static/legend.html
index 49fcbfa..b1f762d 100644
--- a/static/legend.html
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@@ -4,6 +4,23 @@
Thermograph — reading the grades
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diff --git a/static/logo.png b/static/logo.png
new file mode 100644
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Binary files /dev/null and b/static/logo.png differ
diff --git a/static/logo.svg b/static/logo.svg
new file mode 100644
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--- /dev/null
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