diff --git a/scss/style.scss b/scss/style.scss
index ce44954..2ec6649 100644
--- a/scss/style.scss
+++ b/scss/style.scss
@@ -6,6 +6,13 @@ $inset-shadow: inset 0px -2px 0px rgba(0, 0, 0, 0.2);
 $inset-shadow-inverted: inset 0px 2px 0px rgba(0, 0, 0, 0.2);
 $inset-relief: inset 0px 2px 0px rgba(255, 255, 255, 0.1);
 
+$border-radius: 3px;
+$border-size: 1px;
+
+@mixin borders() {
+  border: $border-size solid rgba(0, 0, 0, 0.3)
+}
+
 #wrapper {
   background: #64b5f6 url('../img/background.png') center bottom repeat-x;
 }