diff --git a/src/assets/scss/common-dai.scss b/src/assets/scss/common-dai.scss
index 4ea98fcf1..e7641ff73 100644
--- a/src/assets/scss/common-dai.scss
+++ b/src/assets/scss/common-dai.scss
@@ -29,7 +29,7 @@
     box-sizing: border-box;
 }
 body {
-    font-family: "思源宋体", "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
+    font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
         "微软雅黑", Arial, sans-serif;
     font-size: $--font-size-base;
     line-height: $base--line-height;
@@ -263,7 +263,7 @@ img {
     align-items: stretch;
     height: $navbar--height;
     background-color: $--color-primary;
-    background: linear-gradient(180deg, #02245f, #008efb);
+    background: #fff;
     box-shadow: 0 1px 0 0 rgba(0, 0, 0, 0.05);
 
     &--colorful {