diff --git a/src/components/codemirror.vue b/src/components/codemirror.vue
index 4742648..667d2c9 100644
--- a/src/components/codemirror.vue
+++ b/src/components/codemirror.vue
@@ -10,11 +10,10 @@
       ></codemirror>
       <div v-if="isSubmit" class="code-mask"></div>
       <div class="btns">
-        <el-button
-          class="btn"
-          type="info"
+        <span
+          class="el-icon-delete del"
           @click="clearCode"
-        >清屏</el-button>
+        ></span>
         <el-button
           v-if="modelIsShow"
           class="btn"
@@ -222,6 +221,7 @@ export default {
         const promises = []
         const addType = list => {
             list.map(e => {
+              e.disabled = true
               // 用promise储存以添加完后更新数据
               promises.push(new Promise((resolve,reject) => {
                 this.$post(this.api.referenceDemoList, {
@@ -262,7 +262,7 @@ export default {
       const id = this.$refs.tree.getCheckedKeys()
       if (!id.length) return this.$message.error('请选择模型！')
       this.$post(`${this.api.referenceFindById}?id=${id[0]}`).then(res => {
-        // this.codeVal = ''
+        this.codeVal += '\n' + res.data.modelDemo
         this.modelVisible = false
       }).catch(res => {})
     },
@@ -534,6 +534,19 @@ export default {
     }
   }
 }
+.del {
+  width: 40px;
+  margin-right: 10px;
+  line-height: 40px;
+  color: #fff;
+  text-align: center;
+  border-radius: 50%;
+  background-color: #f00;
+  cursor: pointer;
+  &:hover {
+    opacity: .9;
+  }
+}
 /deep/.CodeMirror-wrap pre.CodeMirror-line,
 .CodeMirror-wrap pre.CodeMirror-line-like {
   height: 30px;
diff --git a/src/config/index.js b/src/config/index.js
index 1c24bd4..e91769b 100644
--- a/src/config/index.js
+++ b/src/config/index.js
@@ -4,7 +4,7 @@ const isHh = location.host.includes('10.196.131.73') //是否是河海版本
 const isBeta = process.env.NODE_ENV === 'development' || location.host.includes('39.108.250.202') //是否是职站测试
 
 let host = location.origin + ':9000/'
-if (process.env.NODE_ENV === 'development') host = 'http://192.168.31.151:9000'
+if (process.env.NODE_ENV === 'development') host = 'http://39.108.250.202:9000'
 /**
  * python8个系统的id和名称
  * id即systemId，从cookie里取
diff --git a/src/styles/theme/theme1.scss b/src/styles/theme/theme1.scss
index 37a8132..58daa32 100644
--- a/src/styles/theme/theme1.scss
+++ b/src/styles/theme/theme1.scss
@@ -14,9 +14,6 @@ $--font-path: '~element-ui/lib/theme-chalk/fonts';
         color: #333 !important;
     }
 }
-.btn {
-    color:#333 !important;
-}
 .el-tabs__item.is-active {
     color: #333 !important;
     background-color: $--color-primary;