diff --git a/header.html b/header.html
index 342f87f..37ee05a 100644
--- a/header.html
+++ b/header.html
@@ -35,27 +35,27 @@
diff --git a/index.css b/index.css
index 73842b8..7c04cc4 100644
--- a/index.css
+++ b/index.css
@@ -8,3 +8,10 @@ summary {
margin-top: 10px;
margin-bottom: 20px;
}
+svg:is(.mode-sunny, .mode-moon) :is(line, circle),
+svg:-webkit-any(.mode-sunny, .mode-moon) :-webkit-any(line, circle),
+svg:-moz-any(.mode-sunny, .mode-moon) :-moz-any(line, circles) {
+ stroke-linecap: round;
+ stroke-miterlimit: 10;
+ stroke-width: 32px;
+}