diff --git a/css/custom_theme.css.php b/css/custom_theme.css.php
index c78c3b8003..847f51d7b1 100644
--- a/css/custom_theme.css.php
+++ b/css/custom_theme.css.php
@@ -734,6 +734,19 @@
 	gap: 2%;
 }
 
+.with_frm_style.frm_inline_top .frm_submit.frm_flex,
+.with_frm_style .frm_submit.frm_flex.frm_inline_submit {
+	align-items: flex-start;
+	align-content: flex-start;
+	row-gap: 0;
+}
+
+.with_frm_style.frm_inline_top .frm_submit.frm_flex::before,
+.with_frm_style .frm_submit.frm_flex.frm_inline_submit::before {
+	flex-basis: 100%;
+	order: -2;
+}
+
 <?php if ( $pro_is_installed ) { ?>
 .with_frm_style .frm_submit.frm_flex button.frm_button_submit ~ .frm_prev_page {
 	order: -1;
diff --git a/tests/phpunit/styles/test_FrmStyle.php b/tests/phpunit/styles/test_FrmStyle.php
index a462a5401c..bd2bfc2d6e 100644
--- a/tests/phpunit/styles/test_FrmStyle.php
+++ b/tests/phpunit/styles/test_FrmStyle.php
@@ -287,6 +287,24 @@ public function test_get_all() {
 		$this->assertSame( FrmStylesController::$post_type, reset( $styles )->post_type );
 	}
 
+	/**
+	 * With the default "frm_submit frm_flex" submit HTML, the inline submit label spacer must take a full row
+	 * and the button must not be vertically centered against it.
+	 *
+	 * @see https://github.com/Strategy11/formidable-pro/issues/6894
+	 */
+	public function test_generated_css_aligns_inline_flex_submit_with_inputs() {
+		$css             = $this->run_private_method(
+			array( new FrmStyle(), 'get_css_content' ),
+			array( FrmAppHelper::plugin_path() . '/css/custom_theme.css.php' )
+		);
+		$submit_selector = '.with_frm_style.frm_inline_top .frm_submit.frm_flex,.with_frm_style .frm_submit.frm_flex.frm_inline_submit';
+		$spacer_selector = '.with_frm_style.frm_inline_top .frm_submit.frm_flex::before,.with_frm_style .frm_submit.frm_flex.frm_inline_submit::before';
+
+		$this->assertStringContainsString( $submit_selector . ' {align-items: flex-start;', $css );
+		$this->assertStringContainsString( $spacer_selector . ' {flex-basis: 100%;order: -2;}', $css );
+	}
+
 	/**
 	 * The CSS version must be a zero-padded timestamp so distinct save times
 	 * never collide (e.g. 1 Jan 10:59 and 11 Jan 00:59 both produced "111059").