styles/pda.scss

@@ -24,8 +24,9 @@
 		letter-spacing: 0;
 	}
 
-	button::after {
-		border: 0;
+	button::after,
+	uni-button::after {
+		border: 0 !important;
 	}
 
 	button:focus-visible,

tests/h5-button-reset.test.mjs

@@ -0,0 +1,10 @@
+import test from 'node:test'
+import assert from 'node:assert/strict'
+import { readFile } from 'node:fs/promises'
+
+const styles = await readFile(new URL('../styles/pda.scss', import.meta.url), 'utf8')
+
+test('H5 uni-button removes the framework pseudo-element border globally', () => {
+	assert.match(styles, /button::after,\s*uni-button::after\s*\{[^}]*border:\s*0 !important;/)
+	assert.match(styles, /button:focus-visible,[\s\S]*?outline:\s*3px solid/)
+})