diff --git a/assets/css/custom.css b/assets/css/custom.css
index 95c5bd1..c70dbd0 100644
--- a/assets/css/custom.css
+++ b/assets/css/custom.css
@@ -65,11 +65,14 @@ h1, h2, h3, h4, h5, h6 {
 
 /* Buttons and Inputs */
 input,
-button,
-.btn {
+button {
     border-radius: 8px;
 }
 
+.btn {
+    border-radius: 50px !important; /* Fully rounded corners */
+}
+
 /* Navbar */
 .navbar {
     background-color: rgba(20, 46, 53, 0.8) !important; /* Semi-transparent dark green */
@@ -527,4 +530,10 @@ footer.bg-light {
 
 #recipe-search {
     padding-left: 2.5rem;
-}
\ No newline at end of file
+}
+
+/* Unit selector button styling */
+.unit-selector .btn.btn-outline-secondary {
+    border-color: transparent;
+    opacity: 0.7;
+}