From 1ea991e5b8549fbd8b7a135d3fae547fc72f6fa3 Mon Sep 17 00:00:00 2001
From: wanghanlin <1533525126@qq.com>
Date: Wed, 2 Sep 2026 17:10:45 +0800
Subject: [PATCH] =?UTF-8?q?fix(frontend):=20=E5=85=A8=E5=B1=80=E9=87=8D?=
 =?UTF-8?q?=E7=BD=AE=20body=20margin=20=E6=B6=88=E9=99=A4=E9=A1=B5?=
 =?UTF-8?q?=E9=9D=A2=E5=A4=9A=E4=BD=99=E6=BB=9A=E5=8A=A8?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

浏览器默认 body margin:8px 未清零，导致 .layout-container(100vh) 与登录页 min-height:100vh 超出视口出现滚动条及四周白边。在 shared.css 顶部新增全局基础重置（margin/padding 清零 + box-sizing:border-box）。
---
 frontend/src/styles/shared.css | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/frontend/src/styles/shared.css b/frontend/src/styles/shared.css
index e70f549..ed34d99 100644
--- a/frontend/src/styles/shared.css
+++ b/frontend/src/styles/shared.css
@@ -6,6 +6,13 @@
  * 不再散落硬编码 hex，保证全站配色一致。
  */
 
+/* ====== 全局基础重置 ====== */
+* { box-sizing: border-box; }
+html, body, #app {
+  margin: 0;
+  padding: 0;
+}
+
 /* ====== 工具栏 ====== */
 .toolbar {
   display: flex;