diff --git a/src/layout/horizontal.h b/src/layout/horizontal.h
index 0dc77d4..050a8b8 100644
--- a/src/layout/horizontal.h
+++ b/src/layout/horizontal.h
@@ -224,17 +224,39 @@ void arrange_stack(Client *scroller_stack_head, struct wlr_box geometry,
 	if (stack_size == 0)
 		return;
 
-	int32_t client_height =
-		(geometry.height - (stack_size - 1) * gappiv) / stack_size;
-	int32_t current_y = geometry.y;
+	float total_proportion = 0.0f;
+	iter = scroller_stack_head;
+	while (iter) {
+		if(iter->stack_proportion <= 0.0f || iter->stack_proportion >= 1.0f) {
+			iter->stack_proportion = stack_size == 1 ? 1.0f : 1.0f/(stack_size - 1);
+		}
+		total_proportion += iter->stack_proportion;
+		iter = iter->next_in_stack;
+	}
 
 	iter = scroller_stack_head;
 	while (iter) {
+		iter->stack_proportion = iter->stack_proportion / total_proportion;
+		iter = iter->next_in_stack;
+	}
+
+	int32_t client_height;
+	int32_t current_y = geometry.y;
+	int32_t remain_client_height = geometry.height - (stack_size - 1) * gappiv;
+	float remain_proportion = 1.0f;
+
+	iter = scroller_stack_head;
+	while (iter) {
+
+		client_height = remain_client_height * (iter->stack_proportion / remain_proportion);
+
 		struct wlr_box client_geom = {.x = geometry.x,
 									  .y = current_y,
 									  .width = geometry.width,
 									  .height = client_height};
 		resize(iter, client_geom, 0);
+		remain_proportion -= iter->stack_proportion;
+		remain_client_height -= client_height;
 		current_y += client_height + gappiv;
 		iter = iter->next_in_stack;
 	}
diff --git a/src/layout/vertical.h b/src/layout/vertical.h
index f04866b..26ca4a9 100644
--- a/src/layout/vertical.h
+++ b/src/layout/vertical.h
@@ -199,8 +199,8 @@ void vertical_scroll_adjust_fullandmax(Client *c, struct wlr_box *target_geom) {
 	target_geom->x = m->w.x + (m->w.width - target_geom->width) / 2;
 }
 
-void arrange_stack_vertical(Client *scroller_stack_head,
-							struct wlr_box geometry, int32_t gappih) {
+void arrange_stack_vertical(Client *scroller_stack_head, struct wlr_box geometry,
+				   int32_t gappih) {
 	int32_t stack_size = 0;
 	Client *iter = scroller_stack_head;
 	while (iter) {
@@ -211,17 +211,39 @@ void arrange_stack_vertical(Client *scroller_stack_head,
 	if (stack_size == 0)
 		return;
 
-	int32_t client_width =
-		(geometry.width - (stack_size - 1) * gappih) / stack_size;
-	int32_t current_x = geometry.x;
+	float total_proportion = 0.0f;
+	iter = scroller_stack_head;
+	while (iter) {
+		if(iter->stack_proportion <= 0.0f || iter->stack_proportion >= 1.0f) {
+			iter->stack_proportion = stack_size == 1 ? 1.0f : 1.0f/(stack_size - 1);
+		}
+		total_proportion += iter->stack_proportion;
+		iter = iter->next_in_stack;
+	}
 
 	iter = scroller_stack_head;
 	while (iter) {
+		iter->stack_proportion = iter->stack_proportion / total_proportion;
+		iter = iter->next_in_stack;
+	}
+
+	int32_t client_width;
+	int32_t current_x = geometry.x;
+	int32_t remain_client_width = geometry.width - (stack_size - 1) * gappih;
+	float remain_proportion = 1.0f;
+
+	iter = scroller_stack_head;
+	while (iter) {
+
+		client_width = remain_client_width * (iter->stack_proportion / remain_proportion);
+
 		struct wlr_box client_geom = {.y = geometry.y,
 									  .x = current_x,
 									  .height = geometry.height,
 									  .width = client_width};
 		resize(iter, client_geom, 0);
+		remain_proportion -= iter->stack_proportion;
+		remain_client_width -= client_width;
 		current_x += client_width + gappih;
 		iter = iter->next_in_stack;
 	}
diff --git a/src/mango.c b/src/mango.c
index 9b43a14..6d2f44e 100644
--- a/src/mango.c
+++ b/src/mango.c
@@ -375,6 +375,7 @@ struct Client {
 	bool is_pending_open_animation;
 	bool is_restoring_from_ov;
 	float scroller_proportion;
+	float stack_proportion;
 	bool need_output_flush;
 	struct dwl_animation animation;
 	struct dwl_opacity_animation opacity_animation;