修改一个小bug

src/components/cme/cme-step.vue

@@ -74,7 +74,7 @@ export default {
       default: ""
     },
     projectId: {
-        type: String,
+        type: String | Number,
         default: "1"
     },
     inScope: {

src/views/merge-detail.vue

@@ -32,7 +32,8 @@
         :subject="project.subject"
       />
       <!-- 步骤条 -->
-      <CmeStep ref="cmeStepRef"
+      <div ref="cmeStepRef">
+      <CmeStep 
         :currentProgress="project.currentProgress"
         :studyProgress="project.studyProgress"
         :credit="project.credit"
@@ -43,6 +44,7 @@
         :certificateId="project.certificateId"
         @applicationCredit="applicationCredit"
       />
+      </div>
       <!-- 简介和目录 -->
       <div class="intro-catalogue-container">
         <div id="content-title" class="title" :class="{'fixed-title-1': (fixedFlag && !isWeb), 'fixed-title-2': (fixedFlag && isWeb)}">