diff --git a/assets/widgets/frontend.css b/assets/widgets/frontend.css
index 95da1d61..853d146f 100644
--- a/assets/widgets/frontend.css
+++ b/assets/widgets/frontend.css
@@ -69,6 +69,9 @@
 .zib-widget.padding-10 { padding:10px; }
 .zib-widget.nobottom.notop { padding-top:0; padding-bottom:0; }
 
+.user-card__auth-btns { display: inline-flex; flex-wrap: nowrap; align-items: center; justify-content: center; gap: 10px; }
+.user-card__auth-btns .but { margin: 0; }
+
 .aksrt-widget-video { position: relative; overflow: hidden; border-radius: var(--aksrt-widget-radius); background: #000; aspect-ratio: 16 / 9; }
 .aksrt-widget-video--4-3 { aspect-ratio: 4 / 3; }.aksrt-widget-video--1-1 { aspect-ratio: 1; }.aksrt-widget-video--auto { aspect-ratio: auto; }
 .aksrt-widget-video video, .aksrt-widget-video__player, .aksrt-widget-video .dplayer { width: 100%; height: 100%; }
diff --git a/src/WidgetSystem/Renderers/UserRenderer.php b/src/WidgetSystem/Renderers/UserRenderer.php
index 14076df3..02ea2170 100644
--- a/src/WidgetSystem/Renderers/UserRenderer.php
+++ b/src/WidgetSystem/Renderers/UserRenderer.php
@@ -30,7 +30,6 @@ final class UserRenderer {
 		}
 
 		return self::card_box($user_id, [
-			'class'        => 'widget',
 			'show_posts'   => false,
 			'show_checkin' => true,
 			'show_img_bg'  => !isset($i['show_img_bg']) || !empty($i['show_img_bg']),
@@ -49,7 +48,6 @@ final class UserRenderer {
 		$post_style = sanitize_key((string) ($i['post_style'] ?? 'mini'));
 
 		return self::card_box((int) $user->ID, [
-			'class'        => 'widget',
 			'show_img_bg'  => !isset($i['show_img_bg']) || !empty($i['show_img_bg']),
 			'show_posts'   => !isset($i['show_posts']) || !empty($i['show_posts']),
 			'limit'        => max(0, min(12, (int) ($i['limit'] ?? 6))),
@@ -100,14 +98,14 @@ final class UserRenderer {
 			}
 		}
 
-		return '<div class="user-card zib-widget widget">' . $cover
+		return '<div class="user-card zib-widget">' . $cover
 			. '<div class="card-content mt10">'
 			. '<div class="user-content">'
 			. '<div class="user-avatar">' . $avatar . '</div>'
 			. '<div class="user-info mt10">'
 			. '<div class="text-center box-body">'
 			. '<p class="muted-color box-body em12">' . esc_html($title) . '</p>'
-			. '<p>' . $buttons . '</p>'
+			. '<p class="user-card__auth-btns">' . $buttons . '</p>'
 			. $oauth_html
 			. '</div></div></div></div></div>';
 	}
@@ -116,11 +114,10 @@ final class UserRenderer {
 	 * 登录卡片（legacy zib_get_user_card_box parity）。
 	 *
 	 * @param int   $user_id 卡片用户。
-	 * @param array $args    class/show_posts/show_checkin/show_img_bg/show_button/button_1,2 与文章模块参数。
+	 * @param array $args    show_posts/show_checkin/show_img_bg/show_button/button_1,2 与文章模块参数。
 	 */
 	private static function card_box(int $user_id, array $args = []): string {
 		$args = wp_parse_args($args, [
-			'class'          => '',
 			'show_posts'     => true,
 			'show_checkin'   => false,
 			'show_img_bg'    => false,
@@ -185,7 +182,7 @@ final class UserRenderer {
 			$cover = '<div class="user-cover graphic" style="padding-bottom: 50%;"><img' . aksrt_get_lazy_attr('lazy_cover', $cover_url, 'fit-cover user-cover', aksrt_get_lazy_thumb()) . ' alt="' . esc_attr__('用户封面', 'aksrt') . '"></div>';
 		}
 
-		return '<div class="user-card zib-widget ' . esc_attr((string) $args['class']) . '">' . $cover
+		return '<div class="user-card zib-widget">' . $cover
 			. '<div class="card-content mt10 relative">'
 			. '<div class="user-content">' . $checkin
 			. '<div class="user-avatar">' . $avatar . '</div>'