diff --git a/frontend/src/styles.scss b/frontend/src/styles.scss
index 0c243d722..c676354d9 100644
--- a/frontend/src/styles.scss
+++ b/frontend/src/styles.scss
@@ -432,38 +432,12 @@ th {
 
 // ASM opcode colors
 
-.constants {
-    color: #ff8c00
-}
-
-.control {
-    color: #87ceeb
-}
-
-.stack {
-    color: #ffa500
-}
-
-.splice {
-    color: #46b5e2
-}
-
-.logic {
-    color: #46b5e2
-}
-
-.arithmetic {
-    color: #cae8d0
-}
-
-.crypto {
-    color: #b22222
-}
-
-.locktime {
-    color: #ff8c00
-}
-
-.reserved {
-    color: #ff8c00
-}
+.constants { color: #ff8c00 }
+.control { color: #87ceeb }
+.stack { color: #ffa500 }
+.splice { color: #46b5e2 }
+.logic { color: #46b5e2 }
+.arithmetic { color: #cae8d0 }
+.crypto { color: #fa3d3d }
+.locktime { color: #ff8c00 }
+.reserved { color: #ff8c00 }