diff --git a/src/oj/learn/components/ExerciseFill.vue b/src/oj/learn/components/ExerciseFill.vue
index 37e3457..ccb1608 100644
--- a/src/oj/learn/components/ExerciseFill.vue
+++ b/src/oj/learn/components/ExerciseFill.vue
@@ -86,16 +86,15 @@ function inputWidth(idx: number): string {
 
 <template>
   <n-card
-    size="small"
     style="margin: 16px 0; border: 1.5px solid var(--n-border-color)"
   >
     <template #header>
-      <n-tag type="warning" size="small" :bordered="false"
+      <n-tag type="warning" :bordered="false"
         >练一练 · 代码填空</n-tag
       >
     </template>
 
-    <p style="font-weight: 500; margin-bottom: 12px">{{ data.question }}</p>
+    <p style="font-weight: 500; font-size: 16px; margin-bottom: 12px">{{ data.question }}</p>
 
     <pre
       :style="{
@@ -148,13 +147,12 @@ function inputWidth(idx: number): string {
     <n-space style="margin-top: 12px" :size="8">
       <n-button
         type="warning"
-        size="small"
         :disabled="allCorrect"
         @click="submit"
       >
         提交
       </n-button>
-      <n-button size="small" @click="reset">重置</n-button>
+      <n-button @click="reset">重置</n-button>
     </n-space>
   </n-card>
 </template>
diff --git a/src/oj/learn/components/ExerciseMcq.vue b/src/oj/learn/components/ExerciseMcq.vue
index 96d0a22..ccd2685 100644
--- a/src/oj/learn/components/ExerciseMcq.vue
+++ b/src/oj/learn/components/ExerciseMcq.vue
@@ -64,18 +64,17 @@ function optionType(idx: number): "default" | "primary" | "success" {
 
 <template>
   <n-card
-    size="small"
     style="margin: 16px 0; border: 1.5px solid var(--n-border-color)"
   >
     <template #header>
       <n-space align="center" :size="8">
-        <n-tag type="success" size="small" :bordered="false">
+        <n-tag type="success" :bordered="false">
           练一练 · {{ isSingle ? "单选题" : "多选题" }}
         </n-tag>
       </n-space>
     </template>
 
-    <p style="font-weight: 500; margin-bottom: 12px">{{ data.question }}</p>
+    <p style="font-weight: 500; font-size: 16px; margin-bottom: 12px">{{ data.question }}</p>
 
     <n-space vertical :size="8">
       <n-button
@@ -113,13 +112,12 @@ function optionType(idx: number): "default" | "primary" | "success" {
     <n-space style="margin-top: 12px" :size="8">
       <n-button
         type="primary"
-        size="small"
         :disabled="selected.size === 0 || correct"
         @click="submit"
       >
         提交
       </n-button>
-      <n-button size="small" @click="reset">重置</n-button>
+      <n-button @click="reset">重置</n-button>
     </n-space>
   </n-card>
 </template>
diff --git a/src/oj/learn/components/ExerciseSort.vue b/src/oj/learn/components/ExerciseSort.vue
index dc74f12..eaf2697 100644
--- a/src/oj/learn/components/ExerciseSort.vue
+++ b/src/oj/learn/components/ExerciseSort.vue
@@ -102,16 +102,15 @@ const lineHtmlMap = computed<Record<number, string>>(() => {
 
 <template>
   <n-card
-    size="small"
     style="margin: 16px 0; border: 1.5px solid var(--n-border-color)"
   >
     <template #header>
-      <n-tag type="info" size="small" :bordered="false"
+      <n-tag type="info" :bordered="false"
         >练一练 · 代码排序</n-tag
       >
     </template>
 
-    <p style="font-weight: 500; margin-bottom: 12px">{{ data.question }}</p>
+    <p style="font-weight: 500; font-size: 16px; margin-bottom: 12px">{{ data.question }}</p>
 
     <n-space vertical :size="6">
       <div
@@ -160,13 +159,12 @@ const lineHtmlMap = computed<Record<number, string>>(() => {
     <n-space style="margin-top: 12px" :size="8">
       <n-button
         type="info"
-        size="small"
         :disabled="submitted && allCorrect"
         @click="submit"
       >
         提交
       </n-button>
-      <n-button size="small" @click="reset">重置</n-button>
+      <n-button @click="reset">重置</n-button>
     </n-space>
   </n-card>
 </template>