diff --git a/src/meditor/index.js b/src/meditor/index.js
index cdf2be4..a264fbe 100644
--- a/src/meditor/index.js
+++ b/src/meditor/index.js
@@ -54,8 +54,10 @@ class MEditor extends Component {
         }
       }
     },
+    placeholder: '',
     readonly: false,
-    disabled: false
+    disabled: false,
+    autofocus: false
   }
 
   static styles = [
@@ -156,7 +158,7 @@ class MEditor extends Component {
           padding: 5px 8px;
           line-height: 1.5;
           border: 0;
-          font-size: 14px;
+          font-size: var(--wc-meditor-font-size, 14px);
           font-family: Menlo, Monaco, Consolas, 'Courier New', monospace;
           color: var(--color-dark-1);
           background: none;
@@ -225,14 +227,10 @@ class MEditor extends Component {
         left: 0;
         top: 0;
         z-index: 99;
-        width: 80px;
         height: 0;
-        padding: 5px 0;
-        line-height: 25px;
         background: #fff;
-        box-shadow: 0 0 8px rgba(0, 0, 0, 0.2);
-        font-size: 13px;
         opacity: 0;
+        box-shadow: 0 0 8px rgba(0, 0, 0, 0.2);
         transition: all ease-in-out 0.2s;
 
         &.fadein {
@@ -244,6 +242,8 @@ class MEditor extends Component {
       }
 
       .font-layer {
+        width: 120px;
+        padding: 5px 0;
         font-family: Menlo, Monaco, Consolas, 'Courier New', monospace;
 
         span {
@@ -521,6 +521,10 @@ class MEditor extends Component {
     }
   }
 
+  focus() {
+    this.$refs.editor?.focus()
+  }
+
   /**
    * 往文本框中插入内容
    * @param {String} val  [要插入的文本]
@@ -832,6 +836,8 @@ class MEditor extends Component {
             ref="editor"
             class="editor"
             spellcheck="false"
+            placeholder=${this.placeholder}
+            autofocus=${this.autofocus}
             :readOnly=${this.readOnly}
             :disabled=${this.disabled}
             @click=${this.#hideLayers}
@@ -850,12 +856,12 @@ class MEditor extends Component {
               ref="header"
               @click=${this.#setHeaderLevel}
             >
-              <span data-value="1">H1</span>
-              <span data-value="2">H2</span>
-              <span data-value="3">H3</span>
-              <span data-value="4">H4</span>
-              <span data-value="5">H5</span>
-              <span data-value="6">H6</span>
+              <span data-value="1">一级标题</span>
+              <span data-value="2">二级标题</span>
+              <span data-value="3">三级标题</span>
+              <span data-value="4">四级标题</span>
+              <span data-value="5">五级标题</span>
+              <span data-value="6">六级标题</span>
             </div>`
           : ''}
         ${hasTable