diff --git a/angular.json b/angular.json
index face5da..2711f20 100644
--- a/angular.json
+++ b/angular.json
@@ -39,7 +39,8 @@
               "src/assets/echarts/echarts.common.min.js",
               "src/assets/chartstheme/chongqing.js",
               "src/assets/chartstheme/westeros.js",
-              "src/assets/chartstheme/echarts-skin.js"
+              "src/assets/chartstheme/echarts-skin.js",
+              "src/assets/js/awardRotate.js"
             ]
           },
           "configurations": {
diff --git a/src/app/ui/drawing-result/drawing-result.component.ts b/src/app/ui/drawing-result/drawing-result.component.ts
index ed239da..234fc7e 100644
--- a/src/app/ui/drawing-result/drawing-result.component.ts
+++ b/src/app/ui/drawing-result/drawing-result.component.ts
@@ -38,20 +38,20 @@ export class DrawingResultComponent implements OnInit {
 
   headers:string [] = ['序号','支队名称','抽签顺序','场景类型', '职级','座位号']
   tableData = [
-    {order: 1, fireName: '南宁支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[0], num: localStorage.getItem('5') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("南宁支队seatnumber")).zhi,JSON.parse(localStorage.getItem("南宁支队seatnumber")).fuzhi] },
-    {order: 2, fireName: '柳州支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[1], num: localStorage.getItem('10') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("柳州支队seatnumber")).zhi,JSON.parse(localStorage.getItem("柳州支队seatnumber")).fuzhi] },
-    {order: 3, fireName: '桂林支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[2], num: localStorage.getItem('14') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("桂林支队seatnumber")).zhi,JSON.parse(localStorage.getItem("桂林支队seatnumber")).fuzhi] },
+    {order: 1, fireName: '南宁支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[0], num: localStorage.getItem('0') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("南宁支队seatnumber")).zhi,JSON.parse(localStorage.getItem("南宁支队seatnumber")).fuzhi] },
+    {order: 2, fireName: '柳州支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[1], num: localStorage.getItem('1') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("柳州支队seatnumber")).zhi,JSON.parse(localStorage.getItem("柳州支队seatnumber")).fuzhi] },
+    {order: 3, fireName: '桂林支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[2], num: localStorage.getItem('2') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("桂林支队seatnumber")).zhi,JSON.parse(localStorage.getItem("桂林支队seatnumber")).fuzhi] },
     {order: 4, fireName: '梧州支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[3], num: localStorage.getItem('3') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("梧州支队seatnumber")).zhi,JSON.parse(localStorage.getItem("梧州支队seatnumber")).fuzhi] },
-    {order: 5, fireName: '北海支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[4], num: localStorage.getItem('8') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("北海支队seatnumber")).zhi,JSON.parse(localStorage.getItem("北海支队seatnumber")).fuzhi] },
-    {order: 6, fireName: '防城港支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[5], num: localStorage.getItem('13') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("防城港支队seatnumber")).zhi,JSON.parse(localStorage.getItem("防城港支队seatnumber")).fuzhi] },
+    {order: 5, fireName: '北海支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[4], num: localStorage.getItem('4') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("北海支队seatnumber")).zhi,JSON.parse(localStorage.getItem("北海支队seatnumber")).fuzhi] },
+    {order: 6, fireName: '防城港支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[5], num: localStorage.getItem('5') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("防城港支队seatnumber")).zhi,JSON.parse(localStorage.getItem("防城港支队seatnumber")).fuzhi] },
     {order: 7, fireName: '钦州支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[6], num: localStorage.getItem('6') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("钦州支队seatnumber")).zhi,JSON.parse(localStorage.getItem("钦州支队seatnumber")).fuzhi] },
-    {order: 8, fireName: '贵港支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[7], num: localStorage.getItem('1') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("贵港支队seatnumber")).zhi,JSON.parse(localStorage.getItem("贵港支队seatnumber")).fuzhi] },
-    {order: 9, fireName: '玉林支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[8], num: localStorage.getItem('7') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("玉林支队seatnumber")).zhi,JSON.parse(localStorage.getItem("玉林支队seatnumber")).fuzhi] },
-    {order: 10, fireName: '百色支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[9], num: localStorage.getItem('12') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("百色支队seatnumber")).zhi,JSON.parse(localStorage.getItem("百色支队seatnumber")).fuzhi] },
-    {order: 11, fireName: '贺州支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[10], num: localStorage.getItem('02') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("贺州支队seatnumber")).zhi,JSON.parse(localStorage.getItem("贺州支队seatnumber")).fuzhi] },
-    {order: 12, fireName: '河池支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[11], num: localStorage.getItem('04') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("河池支队seatnumber")).zhi,JSON.parse(localStorage.getItem("河池支队seatnumber")).fuzhi] },
-    {order: 13, fireName: '来宾支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[12], num: localStorage.getItem('09') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("来宾支队seatnumber")).zhi,JSON.parse(localStorage.getItem("来宾支队seatnumber")).fuzhi] },
-    {order: 14, fireName: '崇左支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[13], num: localStorage.getItem('11') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("崇左支队seatnumber")).zhi,JSON.parse(localStorage.getItem("崇左支队seatnumber")).fuzhi] },
+    {order: 8, fireName: '贵港支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[7], num: localStorage.getItem('7') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("贵港支队seatnumber")).zhi,JSON.parse(localStorage.getItem("贵港支队seatnumber")).fuzhi] },
+    {order: 9, fireName: '玉林支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[8], num: localStorage.getItem('8') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("玉林支队seatnumber")).zhi,JSON.parse(localStorage.getItem("玉林支队seatnumber")).fuzhi] },
+    {order: 10, fireName: '百色支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[9], num: localStorage.getItem('9') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("百色支队seatnumber")).zhi,JSON.parse(localStorage.getItem("百色支队seatnumber")).fuzhi] },
+    {order: 11, fireName: '贺州支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[10], num: localStorage.getItem('10') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("贺州支队seatnumber")).zhi,JSON.parse(localStorage.getItem("贺州支队seatnumber")).fuzhi] },
+    {order: 12, fireName: '河池支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[11], num: localStorage.getItem('11') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("河池支队seatnumber")).zhi,JSON.parse(localStorage.getItem("河池支队seatnumber")).fuzhi] },
+    {order: 13, fireName: '来宾支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[12], num: localStorage.getItem('12') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("来宾支队seatnumber")).zhi,JSON.parse(localStorage.getItem("来宾支队seatnumber")).fuzhi] },
+    {order: 14, fireName: '崇左支队', drawLotsOrder: JSON.parse(localStorage.getItem("arr"))[13], num: localStorage.getItem('13') || '', name: ['支队长','副支队长'], seatNum: [JSON.parse(localStorage.getItem("崇左支队seatnumber")).zhi,JSON.parse(localStorage.getItem("崇左支队seatnumber")).fuzhi] },
   ]
   laststep(){
     window.history.back(); 
diff --git a/src/app/ui/first-step/first-step.component.scss b/src/app/ui/first-step/first-step.component.scss
index 862ccfb..569cf6e 100644
--- a/src/app/ui/first-step/first-step.component.scss
+++ b/src/app/ui/first-step/first-step.component.scss
@@ -144,7 +144,7 @@ font-size: 24px;
 .chongzhi{
 	position: relative;
 	top: 85%;
-	right: 23.5%
+	right: 24%
 }
 .button {
   height: 48px;
diff --git a/src/app/ui/first-step/first-step.component.ts b/src/app/ui/first-step/first-step.component.ts
index 970ddf5..73df2a2 100644
--- a/src/app/ui/first-step/first-step.component.ts
+++ b/src/app/ui/first-step/first-step.component.ts
@@ -1,5 +1,7 @@
 import { Component, OnInit } from '@angular/core';
 import '../../../assets/js/firststep'
+
+
 @Component({
   selector: 'app-first-step',
   templateUrl: './first-step.component.html',
diff --git a/src/app/ui/four-step/four-step.component.html b/src/app/ui/four-step/four-step.component.html
index 71a9dc6..f12b5af 100644
--- a/src/app/ui/four-step/four-step.component.html
+++ b/src/app/ui/four-step/four-step.component.html
@@ -70,6 +70,7 @@
                 </div>
     
                 <div  class="chongzhi" style="height: 20%;">
+                    <button type="button" (click)="lastStep()" class="button">上一步</button>
                     <button type="button" (click)="lookresult()" class="button">查看结果</button>
                     <button type="button" (click)="nextStep()" class="button">下一步</button>
                 </div>
diff --git a/src/app/ui/four-step/four-step.component.scss b/src/app/ui/four-step/four-step.component.scss
index 7b0663b..b24785b 100644
--- a/src/app/ui/four-step/four-step.component.scss
+++ b/src/app/ui/four-step/four-step.component.scss
@@ -50,8 +50,8 @@
   }
   .chongzhi{
     position: relative;
-    top: 80%;
-    right: 23.5%;
+    top: 75%;
+    right: 23%;
   }
   
   .centerLeft{
diff --git a/src/app/ui/four-step/four-step.component.ts b/src/app/ui/four-step/four-step.component.ts
index 21852fd..8830834 100644
--- a/src/app/ui/four-step/four-step.component.ts
+++ b/src/app/ui/four-step/four-step.component.ts
@@ -95,4 +95,7 @@ export class FourStepComponent implements OnInit {
       alert("请全部抽完再查看结果！")
     }
   }
+  lastStep(){
+    window.history.back()
+  }
 }
diff --git a/src/index.html b/src/index.html
index 4a5d45e..1ef5eb3 100644
--- a/src/index.html
+++ b/src/index.html
@@ -27,6 +27,6 @@
 <!-- <script src="/assets/js/kinerLottery.js"></script>
 <script src="/assets/js/zepto.min.js"></script> -->
 <!-- <script src="/assets/js/zhuanpan.js"></script> -->
-<script src="/assets/js/awardRotate.js"></script>
+<!-- <script src="/assets/js/awardRotate.js"></script> -->
 <!-- <script src="/assets/js/zhuanpan.js"></script> -->
 </html>