diff --git a/webui/src/common/styles/main.sass b/webui/src/common/styles/main.sass
new file mode 100644
index 0000000..3929848
--- /dev/null
+++ b/webui/src/common/styles/main.sass
@@ -0,0 +1,17 @@
+*
+  box-sizing: border-box
+
+body, html
+  margin: 0
+  padding: 0
+  background-color: #000
+  height: 100%
+
+#root
+  height: 100%
+
+.app
+  position: absolute
+  top: 0
+  left: 0
+  height: 100%
\ No newline at end of file