diff --git a/PMAlertControllerSample/Base.lproj/Main.storyboard b/PMAlertControllerSample/Base.lproj/Main.storyboard
index b541f7a..cebe167 100644
--- a/PMAlertControllerSample/Base.lproj/Main.storyboard
+++ b/PMAlertControllerSample/Base.lproj/Main.storyboard
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13196" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="BYZ-38-t0r">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13529" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="BYZ-38-t0r">
     <device id="retina4_7" orientation="portrait">
         <adaptation id="fullscreen"/>
     </device>
     <dependencies>
         <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13173"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13527"/>
         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
@@ -22,7 +22,7 @@
                                 <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
                             </imageView>
                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="9lY-Kd-UGp">
-                                <rect key="frame" x="150" y="271.5" width="75" height="30"/>
+                                <rect key="frame" x="150" y="257.5" width="75" height="30"/>
                                 <constraints>
                                     <constraint firstAttribute="width" relation="greaterThanOrEqual" constant="75" id="3hq-BU-ch7"/>
                                     <constraint firstAttribute="height" constant="30" id="995-LB-zET"/>
@@ -35,7 +35,7 @@
                                 </connections>
                             </button>
                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="4HV-8v-2tv">
-                                <rect key="frame" x="123" y="302.5" width="129" height="30"/>
+                                <rect key="frame" x="123" y="295.5" width="129" height="30"/>
                                 <constraints>
                                     <constraint firstAttribute="height" constant="30" id="dBF-bc-bap"/>
                                     <constraint firstAttribute="width" relation="greaterThanOrEqual" constant="129" id="n5Q-Tf-vYY"/>
@@ -61,7 +61,7 @@
                                 </connections>
                             </button>
                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="9Tf-BW-og0">
-                                <rect key="frame" x="87.5" y="364.5" width="200" height="30"/>
+                                <rect key="frame" x="87.5" y="371.5" width="200" height="30"/>
                                 <constraints>
                                     <constraint firstAttribute="width" relation="greaterThanOrEqual" constant="200" id="1ny-uG-jaz"/>
                                     <constraint firstAttribute="height" constant="30" id="I1g-fu-FrY"/>
@@ -74,7 +74,7 @@
                                 </connections>
                             </button>
                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="BoA-fU-ZBo">
-                                <rect key="frame" x="87.5" y="395.5" width="200" height="30"/>
+                                <rect key="frame" x="87.5" y="409.5" width="200" height="30"/>
                                 <constraints>
                                     <constraint firstAttribute="height" constant="30" id="5x0-Qc-aGD"/>
                                     <constraint firstAttribute="width" relation="greaterThanOrEqual" constant="200" id="RiG-o2-CaQ"/>
@@ -90,16 +90,16 @@
                         <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <constraints>
                             <constraint firstItem="aCJ-yh-itC" firstAttribute="top" secondItem="8bC-Xf-vdC" secondAttribute="top" id="5pH-xQ-WnV"/>
-                            <constraint firstItem="9Tf-BW-og0" firstAttribute="top" secondItem="3jJ-qd-rp2" secondAttribute="bottom" constant="1" id="8Pr-Pu-5hK"/>
+                            <constraint firstItem="9Tf-BW-og0" firstAttribute="top" secondItem="3jJ-qd-rp2" secondAttribute="bottom" constant="8" id="8Pr-Pu-5hK"/>
                             <constraint firstItem="3jJ-qd-rp2" firstAttribute="centerY" secondItem="8bC-Xf-vdC" secondAttribute="centerY" constant="15" id="9fd-Tk-8mu"/>
-                            <constraint firstItem="3jJ-qd-rp2" firstAttribute="top" secondItem="4HV-8v-2tv" secondAttribute="bottom" constant="1" id="GlX-Ff-iqn"/>
+                            <constraint firstItem="3jJ-qd-rp2" firstAttribute="top" secondItem="4HV-8v-2tv" secondAttribute="bottom" constant="8" id="GlX-Ff-iqn"/>
                             <constraint firstItem="BoA-fU-ZBo" firstAttribute="centerX" secondItem="aCJ-yh-itC" secondAttribute="centerX" id="OIZ-3n-yeZ"/>
                             <constraint firstItem="9Tf-BW-og0" firstAttribute="centerX" secondItem="WaF-QJ-Xl8" secondAttribute="centerX" id="h6x-7g-Wc3"/>
                             <constraint firstAttribute="bottom" secondItem="aCJ-yh-itC" secondAttribute="bottom" id="hKX-9R-uUt"/>
-                            <constraint firstItem="BoA-fU-ZBo" firstAttribute="top" secondItem="9Tf-BW-og0" secondAttribute="bottom" constant="1" id="hnU-1N-1OM"/>
+                            <constraint firstItem="BoA-fU-ZBo" firstAttribute="top" secondItem="9Tf-BW-og0" secondAttribute="bottom" constant="8" id="hnU-1N-1OM"/>
                             <constraint firstItem="aCJ-yh-itC" firstAttribute="leading" secondItem="WaF-QJ-Xl8" secondAttribute="leading" id="lHz-ks-chV"/>
                             <constraint firstItem="WaF-QJ-Xl8" firstAttribute="trailing" secondItem="aCJ-yh-itC" secondAttribute="trailing" id="puC-EB-QJD"/>
-                            <constraint firstItem="4HV-8v-2tv" firstAttribute="top" secondItem="9lY-Kd-UGp" secondAttribute="bottom" constant="1" id="sGw-vH-IWu"/>
+                            <constraint firstItem="4HV-8v-2tv" firstAttribute="top" secondItem="9lY-Kd-UGp" secondAttribute="bottom" constant="8" id="sGw-vH-IWu"/>
                             <constraint firstItem="9lY-Kd-UGp" firstAttribute="centerX" secondItem="WaF-QJ-Xl8" secondAttribute="centerX" id="tTH-uB-Y22"/>
                             <constraint firstItem="3jJ-qd-rp2" firstAttribute="centerX" secondItem="WaF-QJ-Xl8" secondAttribute="centerX" id="tU7-W9-P07"/>
                             <constraint firstItem="4HV-8v-2tv" firstAttribute="centerX" secondItem="WaF-QJ-Xl8" secondAttribute="centerX" id="wbf-C0-0E9"/>