diff --git a/src/install/install.html b/src/install/install.html
index b7428ca1..4064c6fa 100644
--- a/src/install/install.html
+++ b/src/install/install.html
@@ -34,7 +34,7 @@
 			<div class="alert alert-warning">请先阅读<a href="https://www.dedebiz.com/license?from=install" target="_blank">《站点授权协议》</a></div>
 			<div class="card mb-3">
 				<div class="card-header">
-					<h2 class="text-center">安装DedeV<?php echo $cfg_version_detail;?></h2>
+					<h1 class="text-center">安装DedeV<?php echo $cfg_version_detail;?></h1>
 				</div>
 				<div class="card-body">
 					<form action="/install/index.php" method="post" name="form1">
diff --git a/src/static/web/css/admin.css b/src/static/web/css/admin.css
index 28de9cb3..546f1c24 100644
--- a/src/static/web/css/admin.css
+++ b/src/static/web/css/admin.css
@@ -25,7 +25,7 @@ textarea{padding:0.375rem 0.75rem;color:var(--gray);background:var(--white);bord
 input:focus,select:focus,textarea:focus{color:var(--gray);background:var(--white);border-color:var(--blue-300);box-shadow:0 0 0 0.2rem rgba(0,123,255,0.25);outline:0}
 .install-box{margin:0 auto;width:800px}
 .install-box .card-header,.install-box .card-body{padding:1.25rem}
-.install-box h2,.install-box legend{margin:0;line-height:1.2;font-size:18px;font-weight:600;color:var(--gray-dark)}
+.install-box h1,.install-box legend{margin:0;line-height:1.2;font-size:18px;font-weight:600;color:var(--gray-dark)}
 .install-box label,.login-box label{margin-bottom:5px}
 .install-box .form-control,.login-box .form-control{height:36px}
 .login-head{padding:1rem 0;background:var(--white)}
@@ -33,7 +33,7 @@ input:focus,select:focus,textarea:focus{color:var(--gray);background:var(--white
 .login-head .logo img{margin-right:0.5rem;height:32px}
 .login-from{margin:5rem auto;width:500px}
 .login-box{padding:1.25rem;background:var(--white)}
-.login-box h1{margin-bottom:1rem;line-height:1.2;font-size:24px;font-weight:600;color:var(--gray-dark);text-align:center}
+.login-box h1{margin-bottom:1rem;line-height:1.2;font-size:18px;font-weight:600;color:var(--gray-dark);text-align:center}
 .admin-head{width:100%;height:60px;line-height:60px;background:linear-gradient(45deg,var(--green),var(--success-800) 100%)}
 .admin-head .logo{float:left;padding-left:1.5rem;width:220px}
 .admin-head .logo .name{font-size:18px;font-weight:600;color:var(--white);vertical-align:middle}