set $link-hover-decoration none

packages/app/src/styles/bootstrap/_variables.scss

@@ -36,6 +36,12 @@ $red: #ff0a54 !default;
 
 $enable-shadows: true;
 
+// Links
+//
+// Style anchor elements.
+
+$link-hover-decoration: none !default;
+
 // Grid breakpoints
 //
 // Define the minimum dimensions at which your layout will change,

packages/preset-themes/src/styles/bootstrap/_variables.scss

@@ -50,6 +50,12 @@ $grid-breakpoints: (
   xxl: 1480px,
 );
 
+// Links
+//
+// Style anchor elements.
+
+$link-hover-decoration: none !default;
+
 // Grid containers
 //
 // Define the maximum width of `.container` for different screen sizes.