diff --git a/src/components/Course/courseTag.vue b/src/components/Course/courseTag.vue
index 75617834..196fe865 100644
--- a/src/components/Course/courseTag.vue
+++ b/src/components/Course/courseTag.vue
@@ -217,6 +217,7 @@ export default {
       this.$emit('change', this.displayTags);
 
       this.clearInput();
+      this.$refs.tagSelect.visible = false;
     },
 
     clearInput() {
diff --git a/src/views/portal/course/Index.vue b/src/views/portal/course/Index.vue
index 8ff9ae79..de721c35 100644
--- a/src/views/portal/course/Index.vue
+++ b/src/views/portal/course/Index.vue
@@ -2155,7 +2155,7 @@ export default {
         right: 23.5%;
         // bottom: 26%;
         top: 0;
-        height: 20;
+        height: 20px;
         line-height: 20px;
         font-size: 12px;
         color: #FFFFFF;