diff --git a/Readme.md b/Readme.md
index 84fa455..04f7ab4 100644
--- a/Readme.md
+++ b/Readme.md
@@ -13,11 +13,11 @@
 
 - @bd/core 针对`web components`的核心封装库, 以数据驱动, 可以更方便的开发 wc 组件
 
-### 开发进度 && 计划 (33/54)
+### 开发进度 && 计划 (34/54)
 
 - [x] `wc-card` 卡片组件
 - [x] `wc-space` 间隔组件
-- [ ] `wc-avatar` 头像组件
+- [x] `wc-avatar` 头像组件
 - [x] `wc-badge` 徽标组件
 - [x] `wc-drawer` 抽屉组件
 - [x] `wc-collapse` 折叠组件
diff --git a/package.json b/package.json
index 932d283..980e3fe 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@bd/ui",
-  "version": "0.1.5",
+  "version": "0.1.6",
   "description": "",
   "files": [
     "dist/*"
diff --git a/src/avatar/index.js b/src/avatar/index.js
new file mode 100644
index 0000000..c7ec559
--- /dev/null
+++ b/src/avatar/index.js
@@ -0,0 +1,108 @@
+/**
+ * {}
+ * @author yutent<yutent.io@gmail.com>
+ * @date 2023/04/25 09:27:25
+ */
+import { html, raw, css, Component, nextTick } from '@bd/core'
+import '../icon/index.js'
+
+class Avatar extends Component {
+  static props = {
+    src: {
+      type: String,
+      default: null
+    }
+  }
+
+  static styles = [
+    css`
+      :host {
+        display: inline-flex;
+        border-radius: 4px;
+      }
+
+      .avatar {
+        display: flex;
+        align-items: center;
+        justify-content: center;
+        width: 100%;
+        height: 100%;
+        padding: 2px;
+        border-radius: inherit;
+        text-align: center;
+        background: var(--color-grey-3);
+        color: #fff;
+        user-select: none;
+
+        img {
+          width: 100%;
+          height: 100%;
+          border-radius: inherit;
+          -webkit-user-drag: none;
+        }
+      }
+
+      :host([src]) {
+        .avatar {
+          padding: 0;
+        }
+      }
+      :host([round]) {
+        border-radius: 50%;
+      }
+    `,
+    // 尺寸
+    css`
+      @use 'sass:map';
+      $sizes: (
+        s: (
+          h: 20px,
+          f: 12px
+        ),
+        m: (
+          h: 24px,
+          f: 12px
+        ),
+        l: (
+          h: 32px,
+          f: 14px
+        ),
+        xl: (
+          h: 36px,
+          f: 14px
+        ),
+        xxl: (
+          h: 44px,
+          f: 14px
+        )
+      );
+
+      @loop $s, $v in $sizes {
+        :host([size='#{$s}']) {
+          width: map.get($v, 'h');
+          height: map.get($v, 'h');
+          font-size: map.get($v, 'f');
+          --size: #{map.get($v, 'h') - 8px};
+        }
+      }
+    `
+  ]
+
+  mounted() {
+    if (this.textContent.trim().length > 4) {
+      this.textContent = this.textContent.trim().slice(0, 4)
+    }
+  }
+
+  render() {
+    return html`
+      <div class="avatar">
+        ${this.src
+          ? html`<img src=${this.src} />`
+          : html`<slot><wc-icon name="user"></wc-icon></slot>`}
+      </div>
+    `
+  }
+}
+
+Avatar.reg('avatar')
diff --git a/src/code/colorful.js b/src/code/colorful.js
index 29de7ff..91d2468 100644
--- a/src/code/colorful.js
+++ b/src/code/colorful.js
@@ -195,15 +195,19 @@ export function colorHtml(code) {
 export function colorCss(code) {
   code = code
     .replace(STR, '<cc class="t-str">$1$2$1</cc>')
-    .replace(/(\$[a-zA-Z\d_]+)/g, '<c class="t-var">$1</c>')
+    .replace(/(\$[a-zA-Z\d_\-]+)/g, '<c class="t-var">$1</c>')
     .replace(/(\-\-[a-z\d]+\-[a-z\d]+)/g, '<c class="t-const">$1</c>')
     .replace(
       /:(hover|after|active|last\-child|first\-child|nth\-child)/g,
       '<c class="t-buildin">:$1</c>'
     )
     .replace(
-      /(?=\s)?([ ][\.#])([\w\-]+)/g,
-      '<c class="t-comment">$1</c><c class="t-buildin">$2</c>'
+      /^((?:[ ])*)([\.#])([\w\-]+)/gm,
+      '$1<c class="t-comment">$2</c><c class="t-keyword">$3</c>'
+    )
+    .replace(
+      /:(root|host)/g,
+      '<c class="t-comment">:</c><c class="t-keyword">$1</c>'
     )
     .replace(/([a-zA-Z\-]+):(\s?[^\n]+)/g, (m, k, v) => {
       if (v.trim() !== '(' && !v.endsWith('</cc>;')) {
diff --git a/test.md b/test.md
deleted file mode 100644
index 0dc3efa..0000000
--- a/test.md
+++ /dev/null
@@ -1,133 +0,0 @@
-```html
-<div class="code-box">
-  <header class="title">
-    <section><i></i><i></i><i></i></section>
-    <section>${this.lang}</section>
-    <wc-icon
-      title="复制"
-      class="act"
-      name="doc"
-      @click=${this.copyCode}
-    ></wc-icon>
-  </header>
-  <div class="code-block">
-    ${this.#code.map(s => html`<code>${raw(s)}</code>`)}
-  </div>
-</div>
-```
-
-
-```js
-import { html, raw, css, Component, nextTick } from '@bd/core'
-import { colorHtml, colorJs, colorCss, colorMd } from './colorful.js'
-import '../icon/index.js'
-import '../layer/index.js'
-
-function trim(str) {
-  return str
-    .trim()
-    .replace(/&lt;/g, '<')
-    .replace(/&gt;/g, '>')
-    .replace(/&amp;/g, '&')
-}
-
-class Code extends Component {
-  static props = {
-    code: {
-      type: String,
-      default: '',
-      attribute: false,
-      observer(v) {
-        this.setCode(v.trim())
-      }
-    },
-    lang: ''
-  }
-
-  
-
-  #code = []
-
-  setCode(txt, a) {
-    let lang = this.lang
-
-    switch (lang) {
-      case 'js':
-      case 'javascript':
-      case 'ts':
-      case 'typescript':
-        txt = colorJs(txt)
-        break
-
-      case 'html':
-        txt = colorHtml(txt)
-        break
-
-      case 'css':
-      case 'scss':
-      case 'less':
-        txt = colorCss(txt)
-        break
-
-      case 'md':
-      case 'markdown':
-        txt = colorMd(txt)
-        break
-    }
-
-    this.#code = txt.split('\n')
-  }
-
-  copyCode() {
-    navigator.clipboard.writeText(this.code)
-    layer.toast('复制到粘贴板成功', 'success')
-  }
-
-  mounted() {
-    var txt = this.innerHTML || this.textContent
-    txt = txt.trim().replace(/^[\r\n]|\s{2,}$/g, '')
-
-    if (txt.startsWith('<xmp>') && txt.endsWith('</xmp>')) {
-      txt = txt.slice(5, -6).trim()
-    } else if (this.firstElementChild?.tagName === 'TEXTAREA') {
-      txt = this.firstElementChild.value.trim()
-    } else if (txt.startsWith('<pre>') && txt.endsWith('</pre>')) {
-      txt = trim(txt.slice(5, -6))
-    } else {
-      txt = trim(txt)
-    }
-
-    this.textContent = ''
-    if (txt) {
-      nextTick(_ => {
-        this.code = txt
-      })
-    }
-  }
-
-  render() {
-    let foo = html`<section>${this.#code.map(s => html`<a>${s}</a>`)}</section>`
-
-    return html`
-      <div class="code-box">
-        <header class="title">
-          <section><i></i><i></i><i></i></section>
-          <section>${this.lang}</section>
-          <wc-icon
-            title="复制"
-            class="act"
-            name="doc"
-            @click=${this.copyCode}
-          ></wc-icon>
-        </header>
-        <div class="code-block">
-          ${this.#code.map(s => html`<code>${raw(s)}</code>`)}
-        </div>
-      </div>
-    `
-  }
-}
-
-Code.reg('code')
-
-```
\ No newline at end of file