diff --git a/src/assets/css/base.css b/src/assets/css/base.css
index 38d1e5b..3a40d35 100644
--- a/src/assets/css/base.css
+++ b/src/assets/css/base.css
@@ -21,7 +21,7 @@ a {
 }
 
 input[type="number"] {
-  -moz-appearance: textfield;
+  appearance: textfield;
 }
 input[type="number"]::-webkit-inner-spin-button,
 input[type="number"]::-webkit-outer-spin-button {
diff --git a/src/views/standard/setUp/clazz.vue b/src/views/standard/setUp/clazz.vue
index 94d6237..ae01e44 100644
--- a/src/views/standard/setUp/clazz.vue
+++ b/src/views/standard/setUp/clazz.vue
@@ -233,6 +233,9 @@ export default {
     diaSubject: function (val) {
       if (!val) {
         this.subjectName = "";
+        this.subjectList.map((item) => {
+          item.checked = false;
+        });
       }
     },
   },
@@ -382,10 +385,11 @@ export default {
       item.checked = false;
     },
     async _EditSub(item) {
-      if (this.subjects.includes(item.value)) {
-        this.$message.warning("科目已存在，请重新填写～");
-        return;
-      }
+      // if (this.subjects.includes(item.value)) {
+      //   this.$message.warning("科目已存在，请重新填写～");
+      //   return;
+      // }
+      let idx = this.subjectNames.findIndex((sub) => item.default == sub);
       item.checked = false;
       const { status, info } = await this.$request.updateSubject({
         subjectName: item.value,
@@ -393,11 +397,10 @@ export default {
       });
       if (status === 0) {
         this.$message.success(info);
-        let idx = this.subjectNames.findIndex((sub) => item == sub);
         this.subjectNames.splice(idx, 1, item.value);
         item.default = item.value;
       } else {
-        item.checked = true;
+        item.value = item.default
         this.$message.error(info);
       }
     },
diff --git a/src/views/standard/setUp/student.vue b/src/views/standard/setUp/student.vue
index 98a253e..8f3a069 100644
--- a/src/views/standard/setUp/student.vue
+++ b/src/views/standard/setUp/student.vue
@@ -533,10 +533,10 @@ export default {
       function () {
         this.$refs.formStuCla.validate(async (valid) => {
           if (valid) {
-            if (this.formStuCla.classId == this.formStuCla.oldClassId) {
-              this.$message.warning("班级无变更～");
-              return;
-            }
+            // if (this.formStuCla.classId == this.formStuCla.oldClassId) {
+            //   this.$message.warning("班级无变更～");
+            //   return;
+            // }
             const { data, status, info } =
               await this.$request.studentChangeClass({
                 studentId: this.formStuCla.studentId,