diff --git a/demo/demo1.html b/demo/demo1.html
index a0a6cd6..49fd54e 100755
--- a/demo/demo1.html
+++ b/demo/demo1.html
@@ -1,10 +1,10 @@
 <!DOCTYPE html>
 <html>
 <head>
-<meta charset="UTF-8"/>
+<meta charset="UTF-8">
 <title>Live2D 看板娘 / Demo</title>
 <script src="https://cdn.jsdelivr.net/npm/jquery/dist/jquery.min.js"></script>
-<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/font-awesome/css/font-awesome.min.css"/>
+<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/font-awesome/css/font-awesome.min.css">
 <style>
 #github svg {
 	transition: all 1s;
diff --git a/demo/demo2.html b/demo/demo2.html
index 9bfabce..e241870 100755
--- a/demo/demo2.html
+++ b/demo/demo2.html
@@ -2,10 +2,10 @@
 <html>
 <head>
 <meta charset="UTF-8">
-<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"/>
+<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
 <title>看板娘登陆平台</title>
-<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap/dist/css/bootstrap.min.css"/>
-<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/font-awesome/css/font-awesome.min.css"/>
+<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap/dist/css/bootstrap.min.css">
+<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/font-awesome/css/font-awesome.min.css">
 <script src="https://cdn.jsdelivr.net/npm/jquery/dist/jquery.min.js"></script>
 <script src="../live2d.min.js"></script>
 <style>
@@ -155,7 +155,7 @@ $(function() {
 	"use strict";
 
 	if (!CSS.supports("clip-path", "circle(120px at center)") && !CSS.supports("-webkit-clip-path", "circle(120px at center)")) {
-		$("#stage").html('<img src="../assets/screenshot-1.png"/>');
+		$("#stage").html('<img src="../assets/screenshot-1.png">');
 		return;
 	}
 
