修改

src/views/home/index.module.less

@@ -151,6 +151,7 @@
 
 
   .applyItem {
+    position: relative;
     width: 211px;
     height: 296px;
     transition: all 0.2s ease;
@@ -170,6 +171,10 @@
     }
 
     .applyBtn {
+      position: absolute;
+      bottom: 22px;
+      left: 50%;
+      transform: translate(-50%);
       display: flex;
       align-items: center;
       justify-content: center;

src/views/home/index.tsx

@@ -125,7 +125,7 @@ export default defineComponent({
               forms.classSelect.currentClass =
                 forms.lastClassSelect.currentClass;
               forms.classSelect.name = forms.lastClassSelect.name;
-              forms.classSelect = forms.lastClassSelect.upgradeFlag;
+              forms.classSelect.upgradeFlag = forms.lastClassSelect.upgradeFlag;
             } else {
               const temp = item.classGroupList[0];
               forms.classSelect.currentGradeNum = item.currentGradeNum;
@@ -331,7 +331,7 @@ export default defineComponent({
               </div>
               <div class={styles.applyContainer}>
                 <div class={[styles.applyItem, styles.applyItem1]}>
-                  <p>可根据声部进行备课，更好的规划教学</p>
+                  <p>合理的规划是教学的第一步</p>
                   <div
                     class={[styles.applyBtn, styles.applyBtn1]}
                     onClick={() => {
@@ -344,7 +344,7 @@ export default defineComponent({
                   </div>
                 </div>
                 <div class={[styles.applyItem, styles.applyItem2]}>
-                  <p>点击这里，选择班级快速进入备课区域</p>
+                  <p>带领学生遨游知识海洋</p>
                   <div
                     class={[styles.applyBtn, styles.applyBtn2]}
                     onClick={() => {
@@ -432,7 +432,7 @@ export default defineComponent({
               <h3 class={styles.rightTitle}>
                 <div class={styles.titleDot}></div>上课记录
               </h3>
-              {forms.classSelect.currentClass && (
+              {forms.classSelect?.currentClass && (
                 <div class={styles.classSearchList}>
                   <NSelect
                     v-model:value={forms.classSelect.gradeYear}