修改样式，修改不能输入负数的问题

pages/writeReading/components/readingInfo/index.wxml

@@ -1,24 +1,21 @@
 <!--pages/writeReading/components/readingInfo/index.wxml-->
 
 <view class="wrapper">
-    <view class="bodyTitle">
+    <!-- <view class="bodyTitle">
         <view class="text">
-            <!-- 电表数据记录器 -->
         </view>
-        <view class="time" bind:tap="jumpToHistory">
-            <!-- 2025年9月5日 -->
-            历史记录
-        </view>
-    </view>
+ 
+    </view> -->
     <view class="contentWrapper">
-        <view class="currentMeter">
+        <!-- <view class="currentMeter">
             <view class="text">
                 当前电表
             </view>
             <view class="address">
                 {{meterInfo.address}}
             </view>
-        </view>
+        </view> -->
+        <view style="height: 10rpx;"></view>
         <view class="change">
             <van-button wx:if="{{showLeft}}" type="info" size="small" bind:click="handlePrev"> 
                 <van-icon name="arrow-left" /> 
@@ -31,7 +28,7 @@
             </van-button>
             <view wx:else></view>
         </view>
-        <van-divider />
+        <van-divider custom-style="margin: 20rpx 0;" />
         <view class="readingNumber">
             <view class="lastNumber">
                 <view class="title">
@@ -52,36 +49,40 @@
                 </view>
           
                 <view class="number">
-                    <van-field
-                        value="{{currentNumber}}"
-                        placeholder="请输入本次读数"
-                        bind:change="onChange"
-                        border="{{false}}"
-                        custom-style="border: 1rpx solid #ccc; padding: 2px 14rpx; font-size: 32rpx; border-radius: 10rpx;"
-                    />
+                    <view style="flex: 1;">
+                        <van-field
+                            value="{{currentNumber}}"
+                            placeholder="请输入本次读数"
+                            bind:change="onChange"
+                            border="{{false}}"
+                            custom-style="border: 1rpx solid #ccc; padding: 2px 14rpx; font-size: 32rpx; border-radius: 10rpx;flex: 1;"
+                        />
+                    </view>
+        
+                    <photo bind:finish="onPhotoFinish" />
                 </view>
             </view>
             <!-- <view class="photo">
-                <photo />
+            
             </view> -->
         </view>
         <view class="calc">
             <view class="title">
                 表字差
             </view>
-            <view class="rightNumber" wx:if="{{currentNumber - meterInfo.overall >= 0}}">
-                {{(currentNumber || 0) - meterInfo.overall}}
+            <view class="rightNumber" wx:if="{{calcNumber - meterInfo.overall >= 0}}">
+                {{(calcNumber || 0) - meterInfo.overall}}
             </view>
             <view class="wrongNumber" wx:else>
-                {{(currentNumber || 0) - meterInfo.overall}}
+                {{(calcNumber || 0) - meterInfo.overall}}
             </view>
         </view>
         <view class="operate">
             <view style="flex: 1;">
-                <van-button size="small"  type="info" block bind:click="handleCreateReading"> 确定录入 </van-button>
+                <van-button type="info" block bind:click="handleCreateReading"> 确定录入 </van-button>
             </view>
             <view style="flex: 1; margin-left: 20rpx;">
-                <van-button size="small" block bind:click="handleClear"> 清除记录 </van-button>
+                <van-button block bind:click="handleClear"> 清除记录 </van-button>
             </view>     
         </view>
     </view>