diff --git a/app/src/assets/scss/protyle/_wysiwyg.scss b/app/src/assets/scss/protyle/_wysiwyg.scss
index d484153c4..5f77ceb4d 100644
--- a/app/src/assets/scss/protyle/_wysiwyg.scss
+++ b/app/src/assets/scss/protyle/_wysiwyg.scss
@@ -2,7 +2,6 @@
   padding: 34px 16px 16px 24px;
   cursor: text;
   display: flex;
-  align-items: flex-start;
   flex-direction: column;
 
   box-sizing: border-box;
@@ -17,7 +16,6 @@
 
   [data-node-id] {
     position: relative;
-    width: 100%;
 
     &[custom-riff-decks] {
       box-shadow: -3px 0px 0px -1px var(--b3-protyle-inline-mark-background) inset;
diff --git a/app/src/protyle/util/onGet.ts b/app/src/protyle/util/onGet.ts
index 97b739e2c..c805a803f 100644
--- a/app/src/protyle/util/onGet.ts
+++ b/app/src/protyle/util/onGet.ts
@@ -247,8 +247,7 @@ const setHTML = (options: {
             protyle.element.style.minHeight = Math.min(30 + protyle.wysiwyg.element.clientHeight, window.innerHeight / 3) + "px";
         }
         // 49 = 16（上图标）+16（下图标）+8（padding）+9（底部距离）
-        // @ts-ignore
-        protyle.scroll.element.parentElement.setAttribute("style", `--b3-dynamicscroll-width:${protyle.contentElement.clientHeight - 49}px;${isMobile() ? "" : "right:10px"}`);
+        protyle.scroll.element.parentElement.setAttribute("style", `--b3-dynamicscroll-width:${Math.min(protyle.contentElement.clientHeight - 49, 200)}px;${isMobile() ? "" : "right:10px"}`);
     }
     // 屏幕太高的页签 https://github.com/siyuan-note/siyuan/issues/5018
     if (!protyle.scroll.element.classList.contains("fn__none") &&