diff --git a/Service/BudgetService.cs b/Service/BudgetService.cs
index b4a146f..9e0031f 100644
--- a/Service/BudgetService.cs
+++ b/Service/BudgetService.cs
@@ -564,13 +564,13 @@ public class BudgetService(
         else
         {
             description.Append("""
-            <table style="width: 100%; table-layout: fixed;">
+            <table>
                 <thead>
                     <tr>
-                        <th style="width: 40%;">名称</th>
-                        <th style="width: 20%;">金额</th>
-                        <th style="width: 20%;">折算</th>
-                        <th style="width: 20%;">合计</th>
+                        <th">名称</th>
+                        <th">金额</th>
+                        <th">折算</th>
+                        <th">合计</th>
                     </tr>
                 </thead>
             <tbody>
@@ -579,10 +579,10 @@ public class BudgetService(
             {
                 description.Append($"""
                 <tr>
-                    <td style="width: 40%;">{item.Name}</td>
-                    <td style="width: 20%;">{item.Limit:N0}</td>
-                    <td style="width: 20%;">{item.Factor:0.##}</td>
-                    <td style="width: 20%;"><span class='income-value'>{item.Total:N0}</span></td>
+                    <td>{item.Name}</td>
+                    <td>{item.Limit:N0}</td>
+                    <td>{item.Factor:0.##}</td>
+                    <td><span class='income-value'>{item.Total:N0}</span></td>
                 </tr>
                 """);
             }
@@ -595,13 +595,13 @@ public class BudgetService(
         else
         {
             description.Append("""
-            <table style="width: 100%; table-layout: fixed;">
+            <table>
                 <thead>
                     <tr>
-                        <th style="width: 40%;">名称</th>
-                        <th style="width: 20%;">金额</th>
-                        <th style="width: 20%;">折算</th>
-                        <th style="width: 20%;">合计</th>
+                        <th>名称</th>
+                        <th>金额</th>
+                        <th>折算</th>
+                        <th>合计</th>
                     </tr>
                 </thead>
             <tbody>
@@ -610,10 +610,10 @@ public class BudgetService(
             {
                 description.Append($"""
                 <tr>
-                    <td style="width: 40%;">{item.Name}</td>
-                    <td style="width: 20%;">{item.Limit:N0}</td>
-                    <td style="width: 20%;">{item.Factor:0.##}</td>
-                    <td style="width: 20%;"><span class='expense-value'>{item.Total:N0}</span></td>
+                    <td>{item.Name}</td>
+                    <td>{item.Limit:N0}</td>
+                    <td>{item.Factor:0.##}</td>
+                    <td><span class='expense-value'>{item.Total:N0}</span></td>
                 </tr>
                 """);
             }
diff --git a/Web/src/styles/rich-content.css b/Web/src/styles/rich-content.css
index 8150a50..a4578ec 100644
--- a/Web/src/styles/rich-content.css
+++ b/Web/src/styles/rich-content.css
@@ -72,7 +72,6 @@
 .rich-html-content tbody {
   display: table;
   width: 100%;
-  min-width: 400px; /* 确保窄屏下有足够宽度触发滚动 */
   table-layout: fixed; /* 核心：强制列宽分配逻辑一致 */
 }
 
@@ -99,6 +98,20 @@
   font-weight: 600;
 }
 
+.rich-html-content th:nth-child(1),
+.rich-html-content td:nth-child(1) {
+  width: 40%;
+}
+
+.rich-html-content th:nth-child(2),
+.rich-html-content td:nth-child(2),
+.rich-html-content th:nth-child(3),
+.rich-html-content td:nth-child(3),
+.rich-html-content th:nth-child(4),
+.rich-html-content td:nth-child(4) {
+  width: 20%;
+}
+
 /* 业务特定样式：收入、支出、高亮 */
 .rich-html-content .income-value {
   color: #07c160 !important;