diff --git a/src/views/t-anno.vue b/src/views/t-anno.vue
index 6bddce5d..d108fa25 100644
--- a/src/views/t-anno.vue
+++ b/src/views/t-anno.vue
@@ -94,6 +94,7 @@ async function createAnnoJson(): Promise<void> {
 
 .anno-body {
   width: 800px;
+  max-width: calc(100% - 100px);
   margin: 0 auto;
   font-family: var(--font-text);
 }
diff --git a/src/views/t-post.vue b/src/views/t-post.vue
index cbfe89b3..3a0ba85c 100644
--- a/src/views/t-post.vue
+++ b/src/views/t-post.vue
@@ -491,9 +491,8 @@ function handleUser(user: TGApp.BBS.Post.User): void {
 .tp-post-body {
   position: relative;
   width: v-bind(viewWidth); /* stylelint-disable-line value-keyword-case */
+  max-width: calc(100% - 100px);
   margin: 0 auto;
-
-  // max-width: calc(100% - 100px);
   font-family: var(--font-text);
   transition: width 0.3s ease-in-out;
 }