diff --git a/css/html_instruct_style.css b/css/html_instruct_style.css
index a7532cf6..72a148c3 100644
--- a/css/html_instruct_style.css
+++ b/css/html_instruct_style.css
@@ -26,7 +26,7 @@
 
 .dark .chat .message-body :is(th, td),
 .dark .prose hr {
-    border-color: rgba(255, 255, 255, 0.3) !important;
+    border-color: rgb(255 255 255 / 30%) !important;
 }
 
 .chat .message-body :is(p, ul, ol) {
diff --git a/css/main.css b/css/main.css
index 376cfa6d..ecf8568f 100644
--- a/css/main.css
+++ b/css/main.css
@@ -1799,11 +1799,11 @@ button#swap-height-width {
 }
 
 table {
-  border-collapse: collapse;
+    border-collapse: collapse;
 }
 
 table, tr, td, th, thead {
-  border: 0;
+    border: 0;
 }
 
 td + td,