diff --git a/src/css/common/_switch.scss b/src/css/common/_switch.scss
index 5e5d8269..0123a950 100644
--- a/src/css/common/_switch.scss
+++ b/src/css/common/_switch.scss
@@ -92,7 +92,7 @@ a.snippet-condition-count {
 
 	&:hover {
 		border-inline-start-color: theme.$accent;
-		transition: border-left-color 0.6s;
+		transition: border-inline-start-color 0.6s;
 
 		&::before {
 			border-color: theme.$accent;
diff --git a/src/php/settings/class-version-switch.php b/src/php/settings/class-version-switch.php
index 7738147d..ba57528f 100644
--- a/src/php/settings/class-version-switch.php
+++ b/src/php/settings/class-version-switch.php
@@ -348,7 +348,7 @@ public static function ajax_refresh_versions(): void {
 
 	public static function render_version_switch_warning(): void {
 		?>
-		<div id="version-switch-warning" class="notice notice-warning" style="display: none; margin-top: 20px;">
+		<div id="version-switch-warning" class="notice notice-warning" style="display: none; margin-block-end: 20px;">
 			<p>
 				<strong><?php esc_html_e( 'Warning:', 'code-snippets' ); ?></strong>
 				<?php esc_html_e( 'Switching versions may cause compatibility issues. Always backup your site before switching versions.', 'code-snippets' ); ?>