diff --git a/src/layout/components/AppMain.vue b/src/layout/components/AppMain.vue
index e5f43d5..451220e 100644
--- a/src/layout/components/AppMain.vue
+++ b/src/layout/components/AppMain.vue
@@ -47,7 +47,7 @@ export default {
 <style lang="scss" scoped>
 .app-main {
   /* 50= navbar  50  */
-  min-height: calc(100vh - 100px);
+  min-height: calc(100vh - 84px);
   width: 100%;
   position: relative;
   overflow: hidden;
@@ -57,7 +57,7 @@ export default {
 .fixed-header + .app-main {
   overflow-y: auto;
   scrollbar-gutter: auto;
-  height: calc(100vh - 100px);
+  height: calc(100vh - 84px);
   min-height: 0px;
 }
 
@@ -72,12 +72,12 @@ export default {
 .hasTagsView {
   .app-main {
     /* 84 = navbar + tags-view = 50 + 34 */
-    min-height: calc(100vh - 100px);
+    min-height: calc(100vh - 84px);
   }
 
   .fixed-header + .app-main {
     margin-top: 84px;
-    height: calc(100vh - 100px);
+    height: calc(100vh -84px);
     min-height: 0px;
   }
 }
diff --git a/src/settings.js b/src/settings.js
index 875538a..b103e0c 100644
--- a/src/settings.js
+++ b/src/settings.js
@@ -32,7 +32,7 @@ module.exports = {
   /**
    * 是否固定头部
    */
-  fixedHeader: false,
+  fixedHeader: true,
 
   /**
    * 是否显示logo