feat: 圆角50px替换全局变量

src/components/Privacy/styles/index.scss

@@ -43,7 +43,7 @@
 
 .reject,
 .agree {
-  border-radius: 50px;
+  border-radius: $uni-border-radius-50px;
   width: 45%;
   border: none;
   font-size: 18px;
@@ -57,7 +57,7 @@
 .reject {
   color: #000;
   background-color: #f5f5f5;
-  border-radius: 50px;
+  border-radius: $uni-border-radius-50px;
 }
 
 .agree {