update 进行了一系列优化

Web/src/assets/style/app.less

@@ -22,6 +22,7 @@
 @import './lib/description.less';
 @import './lib/select.less';
 @import './lib/dropdown.less';
+@import './lib/modal.less';
 @import './lib/tree-layout.less';
 @import './lib/authority-view.less';
 @import './lib/icon-selector.less';

Web/src/assets/style/lib/modal.less

@@ -0,0 +1,33 @@
+@import (reference) '~@/assets/style/extend.less';
+.ant-modal-content {
+  background-color: fade(@primary-color, 20%);
+
+  backdrop-filter: blur(10px);
+}
+.ant-modal-header {
+  padding: @padding-sm @padding-md;
+
+  background-color: transparent;
+}
+.ant-modal-title {
+  color: fade(@white, 85%);
+}
+.ant-modal-body {
+  background-color: @white;
+}
+.ant-modal-footer {
+  background-color: @white;
+}
+.ant-modal-close {
+  color: fade(@white, 45%);
+  &:focus,
+  &:hover {
+    color: fade(@white, 75%);
+  }
+}
+.ant-modal-close-x {
+  line-height: 46px;
+
+  width: 46px;
+  height: 46px;
+}