diff --git a/web/src/assets/styles/art-element-ui.scss b/web/src/assets/styles/art-element-ui.scss
index 7f277805..5c35a999 100644
--- a/web/src/assets/styles/art-element-ui.scss
+++ b/web/src/assets/styles/art-element-ui.scss
@@ -805,7 +805,10 @@
   }
 }
 
-// 全局强制显示所有弹窗关闭按钮
+// 全局强制显示所有弹窗关闭按钮 - 使用更强的选择器
+.el-overlay .el-dialog .el-dialog__headerbtn,
+.el-dialog .el-dialog__headerbtn,
+.el-message-box .el-message-box__headerbtn,
 .el-dialog__headerbtn,
 .el-message-box__headerbtn {
   display: block !important;
@@ -817,8 +820,13 @@
   z-index: 1000 !important;
   width: auto !important;
   height: auto !important;
+  inset-inline-end: 15px !important; /* 现代CSS属性，覆盖Element Plus的内联样式 */
 }
 
+// 强化关闭按钮样式，确保优先级足够高
+.el-overlay .el-dialog .el-dialog__headerbtn .el-dialog__close,
+.el-dialog .el-dialog__headerbtn .el-dialog__close,
+.el-message-box .el-message-box__headerbtn .el-message-box__close,
 .el-message-box__headerbtn .el-message-box__close,
 .el-dialog__headerbtn .el-dialog__close {
   display: block !important;
@@ -835,6 +843,12 @@
   border: none !important;
   cursor: pointer !important;
   outline: none !important;
+  position: relative !important;
+  inset: auto !important;
+  top: auto !important;
+  left: auto !important;
+  right: auto !important;
+  bottom: auto !important;
 
   &:hover {
     background-color: rgba(var(--art-gray-200-rgb), 0.7) !important;
@@ -846,6 +860,29 @@
   }
 }
 
+// 额外的强制样式，应对Element Plus可能的内联样式
+.el-dialog__header {
+  position: relative !important;
+
+  .el-dialog__headerbtn {
+    position: absolute !important;
+    top: 6px !important;
+    right: 15px !important;
+    inset-inline-end: 15px !important;
+  }
+}
+
+.el-message-box__header {
+  position: relative !important;
+
+  .el-message-box__headerbtn {
+    position: absolute !important;
+    top: 6px !important;
+    right: 15px !important;
+    inset-inline-end: 15px !important;
+  }
+}
+
 
 .el-message-box__title {
   font-weight: 500 !important;