diff --git a/src/components/Qrcode.js b/src/components/Qrcode.js
index 8ca9d28..9804cdf 100644
--- a/src/components/Qrcode.js
+++ b/src/components/Qrcode.js
@@ -157,7 +157,7 @@ class Qrcode extends React.Component {
                     <div style={logoStyle}>
                         <h1 className="Qr-title">&ensp;</h1>
                     </div>
-                    <p className="Qr-subtitle">参数化二维码生成器 <sup className="note-font">测试版</sup></p>
+                    <p className="Qr-subtitle">参数化二维码生成器 <sup className="Gray">测试版</sup></p>
                     <input
                         className="Qr-input big-input"
                         placeholder="Input your URL here"
@@ -255,7 +255,7 @@ class Qrcode extends React.Component {
                         </div>
                         <div className="div-btn">
                             <a href="https://www.yuque.com/qrbtf/docs/dev" rel="noopener noreferrer" target="_blank">
-                                <button className="dl-btn">开发 & 设计</button>
+                                <button className="dl-btn">开发与设计</button>
                             </a>
                             <a href="https://www.yuque.com/qrbtf/docs/coop" rel="noopener noreferrer" target="_blank">
                                 <button className="dl-btn">商业合作</button>