diff --git a/src/components/BubbleTip.vue b/src/components/BubbleTip.vue
index 4ecc30f..e357bd4 100644
--- a/src/components/BubbleTip.vue
+++ b/src/components/BubbleTip.vue
@@ -26,7 +26,7 @@ const props = defineProps({
   background-size: contain;
   background-repeat: no-repeat;
   background-position: center;
-  font-size: 13px;
+  font-size: 24rpx;
 }
 .normal {
   background-image: url("../static/bubble-tip.png");
diff --git a/src/components/ScoreResult.vue b/src/components/ScoreResult.vue
index ae191ea..3ed1703 100644
--- a/src/components/ScoreResult.vue
+++ b/src/components/ScoreResult.vue
@@ -225,11 +225,12 @@ onMounted(() => {
   text-align: center;
   line-height: 27px;
   color: #333333;
+  font-size: 28rpx;
 }
 .container-content > view:nth-child(2) > view > text {
-  font-size: 12px;
+  font-size: 20rpx;
   color: #666666;
-  margin-left: 3px;
+  margin-left: 5rpx;
 }
 .container-content > view:nth-child(3) {
   width: 100%;
diff --git a/src/components/ShootProgress2.vue b/src/components/ShootProgress2.vue
index 0475885..d3b2694 100644
--- a/src/components/ShootProgress2.vue
+++ b/src/components/ShootProgress2.vue
@@ -113,8 +113,8 @@ onBeforeUnmount(() => {
   font-size: 18rpx;
   color: #fff;
   position: absolute;
-  top: -0.5rpx;
+  top: 50%;
   left: 50%;
-  transform: translateX(-50%);
+  transform: translate(-50%, -50%);
 }
 </style>
diff --git a/src/pages/index.vue b/src/pages/index.vue
index 44afb87..7b02db7 100644
--- a/src/pages/index.vue
+++ b/src/pages/index.vue
@@ -153,10 +153,7 @@ onShareTimeline(() => {
               mode="widthFix"
               @click="() => toPage('/pages/first-try')"
             />
-            <BubbleTip
-              v-if="showGuide"
-              :location="{ top: '60%', left: '40%', fontSize: '14px' }"
-            >
+            <BubbleTip v-if="showGuide" :location="{ top: '60%', left: '40%' }">
               <text>新人必刷！</text>
               <text>快来报到吧~</text>
             </BubbleTip>
diff --git a/src/pages/practise-one.vue b/src/pages/practise-one.vue
index 07c8e6a..098fbaa 100644
--- a/src/pages/practise-one.vue
+++ b/src/pages/practise-one.vue
@@ -80,14 +80,16 @@ async function onReceiveMessage(messages = []) {
         wait.value = msg.wait;
         uni.$emit("update-ramain", count);
         if (scores.value.length === 6) audioManager.play("第三轮", false);
-        setInterval(() => {
-          count -= 1;
-          if (count === 30) {
-            audioManager.play("最后30秒");
-            clearInterval(timer.value);
-            timer.value = null;
-          }
-        }, 1000);
+        if (!timer.value) {
+          timer.value = setInterval(() => {
+            count -= 1;
+            if (count === 30) {
+              audioManager.play("最后30秒");
+              clearInterval(timer.value);
+              timer.value = null;
+            }
+          }, 1000);
+        }
       }
     }
   });