diff --git a/src/style.css b/src/style.css
index e69de29..cca57b3 100644
--- a/src/style.css
+++ b/src/style.css
@@ -0,0 +1,5 @@
+* {
+  margin: 0;
+  padding: 0;
+  box-sizing: border-box;
+}