diff --git a/components/qn-input-number/qn-input-number.vue b/components/qn-input-number/qn-input-number.vue
index 34f0fcd..d7b4f36 100644
--- a/components/qn-input-number/qn-input-number.vue
+++ b/components/qn-input-number/qn-input-number.vue
@@ -15,6 +15,7 @@
         placeholder="请输入"
         @blur="blur"
         @confirm="confirm"
+        @input="input"
       ></qn-easyinput>
     </view>
     <view class="minus-box" @tap="addTap"><uni-icons size="16" type="plusempty" color="#007AFF"></uni-icons></view>
@@ -43,6 +44,9 @@ export default {
     }
   },
   methods: {
+    input(value) {
+      this.$emit('input', value)
+    },
     blur(e) {
       this.$emit('change', e.detail.value)
     },
diff --git a/pages/login/index.vue b/pages/login/index.vue
index 0b7bbf8..3a9a6a4 100644
--- a/pages/login/index.vue
+++ b/pages/login/index.vue
@@ -1,5 +1,5 @@
 <template>
-  <view style="background-color: white">
+  <view class="content">
     <uni-nav-bar :fixed="true" color="#ffffff" background-color="#ffffff" :status-bar="true" :border="false" left-icon="closeempty" @clickLeft="close" />
     <view class="logo_area">
       <image class="logo" src="/static/logo.png"></image>
@@ -174,7 +174,13 @@ export default {
 }
 </script>
 
-<style lang="scss">
+<style lang="scss" scoped>
+.content {
+  background-color: white;
+  height: 100vh;
+  min-height: 650px;
+  position: relative;
+}
 .logo_area {
   margin-top: 187rpx;
   width: 750rpx;
@@ -244,7 +250,7 @@ export default {
   }
 }
 .agreement_area {
-  position: fixed;
+  position: absolute;
   bottom: 108rpx;
   width: 750rpx;
   display: flex;
diff --git a/pages/paper-details/index.vue b/pages/paper-details/index.vue
index baf6ffb..95dd4c8 100644
--- a/pages/paper-details/index.vue
+++ b/pages/paper-details/index.vue
@@ -129,7 +129,7 @@
         </view>
         <view class="quantity-row">
           <view class="label">购买数量(张)</view>
-          <view class=""><qnInputNumber @change="change" /></view>
+          <view class=""><qnInputNumber @input="change" /></view>
         </view>
         <view class="ygzl-text">预估重量：{{ buyTon }}吨</view>
         <view class="popup-footer-row"><view class="btn" @tap="confirm">确认</view></view>
@@ -234,8 +234,8 @@ export default {
       if (this.hasLogin) {
         this.queryData()
       } else {
-        this.$store.commit('setNextPage', { name: 'paper-detail', data: { paperId: option.paperId } })
-        go2('login')
+        this.$store.commit('setNextPage', { name: 'paper-details', data: { paperId: option.paperId } })
+        go2('login', {}, true)
       }
     } else {
       uni.showToast({
@@ -376,7 +376,7 @@ export default {
      * 计数器返回值
      */
     change(num) {
-      this.buyPaperDto.pieceQuantity = num
+      this.buyPaperDto.pieceQuantity = num || 0
     },
     // 确定
     confirm() {