diff --git a/PHDemo/PHDemo/AlertVC.swift b/PHDemo/PHDemo/AlertVC.swift
index c50adb3..752c807 100644
--- a/PHDemo/PHDemo/AlertVC.swift
+++ b/PHDemo/PHDemo/AlertVC.swift
@@ -142,27 +142,19 @@ class AlertVC: ListVC {
                     alert.vm.message = "本次消费需要你支付999软妹豆，确认支付吗？"
                     alert.config.customActionStack { stack in
                         stack.spacing = 0
-                        stack.axis = .vertical
+                        stack.axis = .vertical // 竖排按钮
                     }
                 } .onViewDidLoad { vc in
                     guard let alert = vc as? Alert else {
                         return
                     }
-//                    alert.add(contentSpacing: 30)
-//                    let v = UIView()
-//                    v.backgroundColor = UIColor("#f2f2f2")
-//                    alert.add(subview: v).snp.makeConstraints { make in
-//                        make.left.right.equalToSuperview()
-//                        make.height.equalTo(1)
-//                    }
-//                    alert.add(contentSpacing: 16)
                     func createLine() -> UIView {
                         let v = UIView()
                         v.backgroundColor = UIColor("#f2f2f2")
                         return v
                     }
                     let btn1 = alert.add(action: "确认，以后不需要再提醒", style: .plain(textColor: UIColor("#14cccc")))
-                    btn1.contentEdgeInsets.top = 16
+                    btn1.contentEdgeInsets.top = 16 + 1 // 间距 + 线的高度
                     btn1.contentEdgeInsets.bottom = 16
                     let line1 = createLine()
                     btn1.insertSubview(line1, at: 0)
@@ -295,7 +287,6 @@ class AlertVC: ListVC {
                 Alert(.loading) { alert in
                     alert.vm.title = "在弹出过程中增加元素"
                     alert.add(action: "OK", style: .gray)
-                    alert.config.actionAxis = .vertical
                 } .onViewWillAppear { vc in
                     guard let alert = vc as? Alert else {
                         return
@@ -407,7 +398,6 @@ class AlertVC: ListVC {
                     } else {
                         // Fallback on earlier versions
                     }
-                    alert.config.actionAxis = .vertical
                     alert.add(contentSpacing: 24)
                     alert.add(action: "OK", style: .gray)
                 }
diff --git a/Sources/ProHUD/Alert/AlertConfiguration.swift b/Sources/ProHUD/Alert/AlertConfiguration.swift
index 071ab4d..f5a8365 100644
--- a/Sources/ProHUD/Alert/AlertConfiguration.swift
+++ b/Sources/ProHUD/Alert/AlertConfiguration.swift
@@ -11,10 +11,6 @@ public extension Alert {
     
     class Configuration: ProHUD.Configuration {
         
-        
-        /// 指定排列方向（默认两个按钮水平排列，超过时垂直排列）
-        public var actionAxis: NSLayoutConstraint.Axis?
-        
         /// 堆叠深度
         public var stackDepth: CGFloat = 30
         
diff --git a/Sources/ProHUD/Alert/AlertDefaultLayout.swift b/Sources/ProHUD/Alert/AlertDefaultLayout.swift
index edc81e7..7424d7e 100644
--- a/Sources/ProHUD/Alert/AlertDefaultLayout.swift
+++ b/Sources/ProHUD/Alert/AlertDefaultLayout.swift
@@ -113,7 +113,7 @@ extension Alert: DefaultLayout {
     }
     
     func setDefaultAxis() {
-        guard isViewDisplayed == false && config.actionAxis == nil && config.customActionStack == nil else { return }
+        guard isViewDisplayed == false && config.customActionStack == nil else { return }
         let count = actionStack.arrangedSubviews.filter({ $0.isKind(of: UIControl.self )}).count
         guard count < 4 else { return }
         if (isPortrait && count < 3) || !isPortrait {
@@ -227,9 +227,6 @@ extension Alert {
                     mk.left.right.equalToSuperview()
                 }
             }
-            if let axis = config.actionAxis {
-                actionStack.axis = axis
-            }
         } else {
             // 无按钮
             for v in actionStack.arrangedSubviews {