diff --git a/Web/src/styles/rich-content.css b/Web/src/styles/rich-content.css
index 275c34b..c17b5e4 100644
--- a/Web/src/styles/rich-content.css
+++ b/Web/src/styles/rich-content.css
@@ -71,7 +71,7 @@
 .rich-html-content thead,
 .rich-html-content tbody {
   display: table;
-  width: 100%;
+  min-width: 100%;
   table-layout: fixed; /* 核心：强制列宽分配逻辑一致 */
 }
 
@@ -101,7 +101,7 @@
 /* 通用列宽规则：第一列占 40%，其他列自动平分剩余 60% */
 .rich-html-content th:first-child,
 .rich-html-content td:first-child {
-  width: 30%;
+  max-width: 30%;
 }
 
 /* 业务特定样式：收入、支出、高亮 */