diff --git a/index.html b/index.html
index 1e88fe8..2b0930d 100644
--- a/index.html
+++ b/index.html
@@ -9,30 +9,29 @@
 
   <body>
     <div id="app">
-      <!-- 左侧广告 -->
-      <div class="ad-left">
-        <div class="ad-content">
-          <h3 class="ad-title-shake">
+      <div class="promo-left">
+        <div class="promo-content">
+          <h3 class="promo-title-shake">
             🔥 🔞游<span class="heart-shake">♥</span>戏<span
               class="heart-shake"
               >♥</span
             >推<span class="heart-shake">♥</span>荐 🔥
           </h3>
-          <p class="ad-text-shake">
+          <p class="promo-text-shake">
             爸<span class="heart-shake">♥</span>妈<span class="heart-shake"
               >♥</span
             >不<span class="heart-shake">♥</span>在<span class="heart-shake"
               >♥</span
             >家
           </p>
-          <p class="ad-text-shake">
+          <p class="promo-text-shake">
             一<span class="heart-shake">♥</span>个<span class="heart-shake"
               >♥</span
             >人<span class="heart-shake">♥</span>寂<span class="heart-shake"
               >♥</span
             >寞<span class="heart-shake">♥</span>？
           </p>
-          <div class="ad-placeholder">
+          <div class="promo-placeholder">
             <div class="game-ad">
               <div class="language-list">
                 <div class="game-title game-title-shake">
@@ -63,7 +62,7 @@
                   >♥</span
                 >体<span class="heart-shake">♥</span>验
               </div>
-              <div class="ad-rental game-subtitle-shake">
+              <div class="promo-rental game-subtitle-shake">
                 广<span class="heart-shake">♥</span>告<span class="heart-shake"
                   >♥</span
                 >位<span class="heart-shake">♥</span>出<span
@@ -100,30 +99,30 @@
       </div>
 
       <!-- 右侧广告 -->
-      <div class="ad-right">
-        <div class="ad-content">
-          <h3 class="ad-title-shake">
+      <div class="promo-right">
+        <div class="promo-content">
+          <h3 class="promo-title-shake">
             🎮 游<span class="heart-shake">♥</span>戏<span class="heart-shake"
               >♥</span
             >时<span class="heart-shake">♥</span>间<span class="heart-shake"
               >♥</span
             >到 🎮
           </h3>
-          <p class="ad-text-shake">
+          <p class="promo-text-shake">
             爸<span class="heart-shake">♥</span>妈<span class="heart-shake"
               >♥</span
             >不<span class="heart-shake">♥</span>在<span class="heart-shake"
               >♥</span
             >家
           </p>
-          <p class="ad-text-shake">
+          <p class="promo-text-shake">
             一<span class="heart-shake">♥</span>个<span class="heart-shake"
               >♥</span
             >人<span class="heart-shake">♥</span>寂<span class="heart-shake"
               >♥</span
             >寞<span class="heart-shake">♥</span>？
           </p>
-          <div class="ad-placeholder">
+          <div class="promo-placeholder">
             <div class="game-ad">
               <div class="language-list">
                 <div class="game-title game-title-shake">
@@ -154,7 +153,7 @@
                   >♥</span
                 >体<span class="heart-shake">♥</span>验
               </div>
-              <div class="ad-rental game-subtitle-shake">
+              <div class="promo-rental game-subtitle-shake">
                 广<span class="heart-shake">♥</span>告<span class="heart-shake"
                   >♥</span
                 >位<span class="heart-shake">♥</span>出<span
diff --git a/style.css b/style.css
index 58ca1af..0b00a46 100644
--- a/style.css
+++ b/style.css
@@ -64,9 +64,8 @@ a:hover {
   box-sizing: border-box;
 }
 
-/* 广告区域样式 */
-.ad-left,
-.ad-right {
+.promo-left,
+.promo-right {
   width: 350px;
   min-height: 100vh;
   position: fixed;
@@ -77,15 +76,15 @@ a:hover {
   justify-content: center;
 }
 
-.ad-left {
+.promo-left {
   left: 0;
 }
 
-.ad-right {
+.promo-right {
   right: 0;
 }
 
-.ad-content {
+.promo-content {
   background: rgba(255, 255, 255, 0.9);
   border: 2px solid rgba(255, 182, 193, 0.3);
   border-radius: 15px;
@@ -97,21 +96,21 @@ a:hover {
   animation: adFloat 3s ease-in-out infinite, adShake 2s ease-in-out infinite, adFlash 1.5s ease-in-out infinite;
 }
 
-.ad-content h3 {
+.promo-content h3 {
   color: #ff69b4;
   font-size: 1.6rem;
   margin: 0 0 0.5rem 0;
   text-shadow: 1px 1px 2px rgba(255, 105, 180, 0.3);
 }
 
-.ad-content p {
+.promo-content p {
   color: #9370db;
   font-size: 1.2rem;
   margin: 0.3rem 0;
   text-shadow: 1px 1px 2px rgba(147, 112, 219, 0.3);
 }
 
-.ad-placeholder {
+.promo-placeholder {
   width: 300px;
   height: 300px;
   background: linear-gradient(135deg, rgba(255, 182, 193, 0.3) 0%, rgba(221, 160, 221, 0.3) 100%);
@@ -154,7 +153,7 @@ a:hover {
   text-shadow: 1px 1px 2px rgba(147, 112, 219, 0.3);
 }
 
-.ad-rental {
+.promo-rental {
   font-size: 1rem;
   color: #ff69b4;
   margin-top: 0.5rem;
@@ -210,8 +209,8 @@ a:hover {
   margin: 0 0.1em;
 }
 
-.ad-title-shake,
-.ad-text-shake,
+.promo-title-shake,
+.promo-text-shake,
 .game-title-shake,
 .game-subtitle-shake,
 .play-button-shake {
@@ -606,8 +605,8 @@ a:hover {
 }
 
 @media (max-width: 600px) {
-  .ad-left,
-  .ad-right {
+  .promo-left,
+  .promo-right {
     display: none;
   }
   
@@ -639,8 +638,8 @@ a:hover {
 }
 
 @media (max-width: 1600px) {
-  .ad-left,
-  .ad-right {
+  .promo-left,
+  .promo-right {
     width: 300px;
   }
   
@@ -648,15 +647,15 @@ a:hover {
     margin: 0 320px;
   }
   
-  .ad-placeholder {
+  .promo-placeholder {
     width: 250px;
     height: 400px;
   }
 }
 
 @media (max-width: 1400px) {
-  .ad-left,
-  .ad-right {
+  .promo-left,
+  .promo-right {
     width: 250px;
   }
   
@@ -664,15 +663,15 @@ a:hover {
     margin: 0 270px;
   }
   
-  .ad-placeholder {
+  .promo-placeholder {
     width: 200px;
     height: 350px;
   }
 }
 
 @media (max-width: 1200px) {
-  .ad-left,
-  .ad-right {
+  .promo-left,
+  .promo-right {
     width: 200px;
   }
   
@@ -680,7 +679,7 @@ a:hover {
     margin: 0 220px;
   }
   
-  .ad-placeholder {
+  .promo-placeholder {
     width: 160px;
     height: 300px;
   }
