优化meditor的编辑器

src/js/meditor/index.js

@@ -306,10 +306,12 @@ Anot.component('meditor', {
       class="editor-body" 
       spellcheck="false" 
       :attr="{disabled: disabled}"
+      :css="{'padding-bottom': padding}"
       :duplex="value"></textarea>
     <content
       ref="preview"
       class="md-preview do-marked-theme" 
+      :css="{'padding-bottom': padding}"
       :visible="preview" 
       :html="htmlTxt"></content>
     `
@@ -367,6 +369,7 @@ Anot.component('meditor', {
     if (typeof this.props.created === 'function') {
       this.props.created(new MEObject(this))
     }
+    this.padding = (this.$elem.clientHeight / 2) >>> 0
     this.compile()
     if (this.preview) {
       this.htmlTxt = this.__tmp__
@@ -385,6 +388,7 @@ Anot.component('meditor', {
     }
   },
   state: {
+    padding: 90,
     height: 180,
     disabled: false, //禁用编辑器
     fullscreen: false, //是否全屏

src/js/meditor/skin/main.scss

@@ -34,9 +34,9 @@
     }
   }
 
-  .editor-body{overflow:hidden;overflow-y:auto;float:left;width:100%;height:100%;padding:5px 5px 50px;line-height:1.5;border:0;outline:none;resize:none;color:nth($cgr, 1);background:#fff;font-size:13px;}
+  .editor-body{overflow:hidden;overflow-y:auto;float:left;width:100%;height:100%;padding:5px 5px 90px;line-height:1.5;border:0;outline:none;resize:none;color:nth($cgr, 1);background:#fff;font-size:13px;font-family:Menlo,Monaco,Consolas,"Courier New",monospace;}
   
-  .md-preview {float:right;overflow:hidden;overflow-y:auto;display:block;width:50%;height:100%;padding:10px 10px 50px;line-height:1.5;border-left:1px solid nth($cp, 2);color:nth($cd, 1);font-size:14px;background:#fff;}
+  .md-preview {float:right;overflow:hidden;overflow-y:auto;display:block;width:50%;height:100%;padding:10px 10px 90px;line-height:1.5;border-left:1px solid nth($cp, 2);color:nth($cd, 1);font-size:14px;background:#fff;}