diff --git a/public/client.js b/public/client.js
index 76f6aae..d6f0e56 100644
--- a/public/client.js
+++ b/public/client.js
@@ -9,7 +9,16 @@ export default class ClientList {
         const host = window.location.host
         this.clientlist = []
         this.element = List({
-            classList: ['userlist'],
+            style: {
+                position: 'fixed',
+                top: '0',
+                right: '0',
+                display: 'flex',
+                flexDirection: 'wrap',
+                alignItems: 'center',
+                listStyle: 'none',
+                padding: '0 1rem',
+            }
         })
         document.body.appendChild(this.element)
 
@@ -118,12 +127,12 @@ export default class ClientList {
                     await webrtc.setLocalDescription(offer)
                     this.clientlist.push({ id: data.id, name: data.name, webrtc, channels })
                     websocket.send(JSON.stringify({ type: 'offer', id: data.id, offer }))
-                    this.add(data)
+                    this.push(data)
                     return
                 }
                 if (data.type === 'push') {
                     console.debug('新上线客户端:', data)
-                    return this.add(data)
+                    return this.push(data)
                 }
                 if (data.type === 'pull') {
                     console.debug('移除客户端:', data)
@@ -165,46 +174,9 @@ export default class ClientList {
         }
         this.websocket = linkStart()
 
-        // 插入css样式
-        const style = document.createElement('style')
-        style.textContent = `
-            ul.userlist {
-                position: fixed;
-                top: 0;
-                right: 0;
-                display: flex;
-                flex-direction: wrap;
-                align-items: center;
-                list-style: none;
-                padding: 0 1rem;
-            }
-            ul.userlist li {
-                cursor: pointer;
-                display: flex;
-                flex-direction: column;
-                align-items: center;
-                font-size: 12px;
-                border-radius: 8px;
-            }
-            ul.userlist li:first-child {
-                color: #2e7d3c;
-            }
-            ul.userlist li:hover {
-                background-color: #eee;
-            }
-            ul.userlist > * {
-                margin: 0 8px;
-            }
-            ul.userlist li img {
-                width:  32px;
-                height: 32px;
-                border-radius: 50%;
-            }
-        `
-        document.head.appendChild(style)
         // 也插入自己的信息
         const avatar = localStorage.getItem('avatar')
-        this.add({ id: 'self', name: username, avatar })
+        this.push({ id: 'self', name: username, avatar }, true)
     }
     getAvatar(id) { }
     setAvatar(user) {
@@ -222,9 +194,19 @@ export default class ClientList {
     setChannel(name, option) {
         this.channels[name] = option
     }
-    add(item) {
+    // 新上线客户端
+    push(item, self=false) {
         this.element.appendChild(ListItem({
             id: item.id,
+            style: {
+                margin: '0 8px',
+                cursor: 'pointer',
+                display: 'flex',
+                flexDirection: 'column',
+                alignItems: 'center',
+                fontSize: '12px',
+                borderRadius: '8px',
+            },
             onclick: event => document.body.appendChild(Dialog({
                 children: [
                     Avatar({
@@ -235,10 +217,10 @@ export default class ClientList {
                             borderRadius: '8px',
                             margin: '0 auto',
                             display: 'block',
-                            cursor: 'pointer'
+                            cursor: 'pointer',
                         },
                         onclick: event => {
-                            console.log('点击上传图片')
+                            if (!self) return console.log('只能修改自己的头像')
                             const input = document.createElement('input')
                             input.type = 'file'
                             input.accept = 'image/*'
@@ -266,6 +248,7 @@ export default class ClientList {
                             position: 'absolute',
                             bottom: '-2px',
                         },
+                        readOnly: !self, // 如果不是自己, 则不可编辑
                         value: item.name ?? item.id,
                         type: 'text',
                         placeholder: '请设置你的昵称',
@@ -278,7 +261,13 @@ export default class ClientList {
             })),
             children: [
                 Avatar({
-                    src: item.avatar ?? '/favicon.ico'
+                    src: item.avatar ?? '/favicon.ico',
+                    style: {
+                        width: '32px',
+                        height: '32px',
+                        borderRadius: '50%',
+                        cursor: 'pointer',
+                    },
                 }),
                 Span({
                     textContent: item.name ?? item.id
diff --git a/public/weigets.js b/public/weigets.js
index 24339aa..af05b60 100644
--- a/public/weigets.js
+++ b/public/weigets.js
@@ -1,10 +1,11 @@
-export function createElement({ innerText, textContent, onclick, onchange, onkeydown, children = [], dataset, style, classList = [], ...attributes }, tagName = 'div') {
+export function createElement({ innerText, textContent, onclick, onchange, onkeydown, readOnly, children = [], dataset, style, classList = [], ...attributes }, tagName = 'div') {
     const element = document.createElement(tagName)
     for (const key in attributes) element.setAttribute(key, attributes[key])
     if (style) Object.assign(element.style, style)
     if (classList.length) element.classList.add(...classList)
     if (textContent) element.textContent = textContent
     if (innerText) element.innerText = innerText
+    if (readOnly) element.readOnly = readOnly
     if (onkeydown) element.onkeydown = onkeydown
     if (onchange) element.onchange = onchange
     if (onclick) element.onclick = onclick
@@ -55,6 +56,8 @@ export function Dialog(options) {
             transition: 'all 0.5s'
         },
         onclick: async event => {
+            // 判断必须是点击自身, 而不是子元素
+            if (event.target !== event.currentTarget) return
             await event.target.animate([{ opacity: 1 }, { opacity: 0 }], { duration: 100 }).finished
             await event.target.remove()
         },