diff --git a/popup.css b/popup.css
index 8714c79..6b6a186 100644
--- a/popup.css
+++ b/popup.css
@@ -126,4 +126,5 @@ i.pin.pinned:hover,i.pin.pinned.fakeHover{
 }
 input#search{
 	width:100%;
+	box-sizing: border-box;
 }
\ No newline at end of file