diff --git a/postcss.config.js b/postcss.config.js
index 5762702..bc2e378 100644
--- a/postcss.config.js
+++ b/postcss.config.js
@@ -37,7 +37,7 @@ export default {
         customPxToViewportPlugin({
             defaultViewportWidth:1920,
             unitPrecision: 5, // 保留的小数位数
-            selectorBlackList: [/^\.van/], // 以 .van 开头的类名不转换
+            selectorBlackList: [/^\.van/, '.px-fixed'], // 以 .van 开头的类名不转换
             minPixelValue: 1, // 小于或等于 1px 不转换
             viewportUnit: "vw", // 转换后的单位
             fontViewportUnit: "vw", // 字体单位
diff --git a/src/views/product-introduction/size1440/index.vue b/src/views/product-introduction/size1440/index.vue
index 2db9a42..315dab6 100644
--- a/src/views/product-introduction/size1440/index.vue
+++ b/src/views/product-introduction/size1440/index.vue
@@ -2,14 +2,14 @@
 
 <template>
   <div class="page-container">
-    <div class="grid-lines">
+    <div class="grid-lines px-fixed">
       <div class="line solid line-1"></div>
       <div class="line dashed line-2"></div>
       <div class="line dashed line-3"></div>
       <div class="line dashed line-4"></div>
       <div class="line solid line-5"></div>
     </div>
-    <section class="hero-section relative">
+    <section class="hero-section px-fixed relative">
       <div class="hero-content">
         <div class="hero-title">
           More than just a tool——<br />
@@ -18,7 +18,7 @@
           publishing, analysis, and monetization
         </div>
       </div>
-      <div class="core-value-card">
+      <div class="core-value-card px-fixed">
         <div class="card-content">
           <div class="card-title">Core Value</div>
           <div class="card-text">
@@ -39,7 +39,7 @@
       />
     </section>
 
-    <section class="features-section">
+    <section class="features-section px-fixed">
       <div class="section-header">
         <div class="decorator-bar"></div>
         <div class="section-title">Product Features</div>
@@ -47,7 +47,7 @@
       <div class="features-list">
         <div class="feature-item">
           <div class="feature-title">
-            <div class="vertical-line"></div>
+            <div class="vertical-line px-fixed"></div>
             One-click Synchronous Publishing
           </div>
           <div class="feature-description">
@@ -57,7 +57,7 @@
         </div>
         <div class="feature-item">
           <div class="feature-title">
-            <div class="vertical-line"></div>
+            <div class="vertical-line px-fixed"></div>
             Intelligent Scheduled Publishing
           </div>
           <div class="feature-description">
@@ -67,7 +67,7 @@
         </div>
         <div class="feature-item">
           <div class="feature-title">
-            <div class="vertical-line"></div>
+            <div class="vertical-line px-fixed"></div>
             Unified Management of Multiple Accounts
           </div>
           <div class="feature-description">
@@ -78,7 +78,7 @@
         </div>
         <div class="feature-item">
           <div class="feature-title">
-            <div class="vertical-line"></div>
+            <div class="vertical-line px-fixed"></div>
             Cloud Content Library
           </div>
           <div class="feature-description">
@@ -88,7 +88,7 @@
         </div>
         <div class="feature-item">
           <div class="feature-title">
-            <div class="vertical-line"></div>
+            <div class="vertical-line px-fixed"></div>
             Basic Data Tracking
           </div>
           <div class="feature-description">
@@ -100,7 +100,7 @@
       </div>
     </section>
 
-    <section class="solutions-section">
+    <section class="solutions-section px-fixed">
       <div class="section-header">
         <div class="decorator-bar"></div>
         <div class="section-title">Value Added Solutions</div>
@@ -114,7 +114,7 @@
               class="solution-icon"
             />
             <div class="solution-title">
-              <div class="vertical-line"></div>
+              <div class="vertical-line px-fixed"></div>
               KOL Brand Promotion Services
             </div>
             <div class="solution-description">
@@ -130,7 +130,7 @@
               class="solution-icon"
             />
             <div class="solution-title">
-              <div class="vertical-line"></div>
+              <div class="vertical-line px-fixed"></div>
               Professional Content Creation Support
             </div>
             <div class="solution-description">
@@ -146,7 +146,7 @@
               class="solution-icon"
             />
             <div class="solution-title">
-              <div class="vertical-line"></div>
+              <div class="vertical-line px-fixed"></div>
               Account Operation and Hosting Services
             </div>
             <div class="solution-description">
@@ -167,67 +167,71 @@
       </div>
     </section>
 
-    <section class="advantages-section">
-      <div class="advantages-content">
+    <section class="advantages-section px-fixed">
+      <div class="advantages-content px-fixed">
         <div class="advantages-header">
           <div class="decorator-bar"></div>
           <div class="section-title text-white">Our Advantages</div>
         </div>
-        <div class="advantages-list">
-          <div class="advantage-item">
-            <div class="advantage-title">
-              <div class="vertical-line"></div>
-              Time Saving
+
+        <div style="width: 50%">
+          <div class="advantages-list">
+            <div class="advantage-item">
+              <div class="advantage-title">
+                <div class="vertical-line px-fixed"></div>
+                Time Saving
+              </div>
+              <div class="advantage-description">
+                Multi platform publishing efficiency improvement, allowing you
+                to focus on content creation.
+              </div>
             </div>
-            <div class="advantage-description">
-              Multi platform publishing efficiency improvement, allowing you to
-              focus on content creation.
+
+            <div class="advantage-item">
+              <div class="advantage-title">
+                <div class="vertical-line px-fixed"></div>
+                Safe and Reliable
+              </div>
+              <div class="advantage-description">
+                Enterprise level data encryption and permission control ensure
+                account and content security.
+              </div>
             </div>
-          </div>
-          <div class="advantage-item">
-            <div class="advantage-title">
-              <div class="vertical-line"></div>
-              Safe and Reliable
+            <div class="advantage-item">
+              <div class="advantage-title">
+                <div class="vertical-line px-fixed"></div>
+                Maintain Consistency
+              </div>
+              <div class="advantage-description">
+                Ensure that brand information is presented uniformly on all
+                platforms.
+              </div>
             </div>
-            <div class="advantage-description">
-              Enterprise level data encryption and permission control ensure
-              account and content security.
+            <div class="advantage-item">
+              <div class="advantage-title">
+                <div class="vertical-line px-fixed"></div>
+                Data Driven
+              </div>
+              <div class="advantage-description">
+                Optimizing Content Strategies Based on Actual Performance.
+              </div>
             </div>
-          </div>
-          <div class="advantage-item">
-            <div class="advantage-title">
-              <div class="vertical-line"></div>
-              Maintain Consistency
-            </div>
-            <div class="advantage-description">
-              Ensure that brand information is presented uniformly on all
-              platforms.
-            </div>
-          </div>
-          <div class="advantage-item">
-            <div class="advantage-title">
-              <div class="vertical-line"></div>
-              Data Driven
-            </div>
-            <div class="advantage-description">
-              Optimizing Content Strategies Based on Actual Performance.
-            </div>
-          </div>
-          <div class="advantage-item">
-            <div class="advantage-title">
-              <div class="vertical-line"></div>
-              Easy to Use
-            </div>
-            <div class="advantage-description">
-              Intuitive interface design, no need for professional technical
-              background.
+            <div class="advantage-item">
+              <div class="advantage-title">
+                <div class="vertical-line px-fixed"></div>
+                Easy to Use
+              </div>
+              <div class="advantage-description">
+                Intuitive interface design, no need for professional technical
+                background.
+              </div>
             </div>
           </div>
         </div>
       </div>
     </section>
 
-    <section class="cta-section">
+    <section class="cta-section px-fixed">
       <img
         src="@/assets/image/1440/product-introduction-img5.png"
         alt="background"
@@ -267,12 +271,11 @@
 .page-container {
   background-color: #fff;
   font-family: "PingFang SC", sans-serif;
-  /* width:1240px */
   margin: 0 auto;
   position: relative;
 }
 
-.hero-section {
+.hero-section.px-fixed {
   text-align: center;
   position: relative;
   background-image: url("@/assets/image/1440/product-introduction-img3.png");
@@ -302,8 +305,8 @@
   width: 100%;
   z-index: 1;
 }
-.core-value-card {
-  width: 1240px;
+.core-value-card.px-fixed {
+  width: 932px;
   padding: 40px 32px;
   margin: 0 auto;
   background-color: #fff;
@@ -353,9 +356,9 @@
   letter-spacing: 1.2px;
   color: #000;
 }
-.features-section {
+.features-section.px-fixed {
   padding-top: 200px;
-  width: 1240px;
+  width: 932px;
   margin: 0 auto;
 }
 .features-list {
@@ -389,25 +392,27 @@
   font-feature-settings: "liga" off, "clig" off;
 }
 
-.solutions-section {
+.solutions-section.px-fixed {
   padding-top: 80px;
-  width: 1240px;
+  width: 932px;
   margin: 0 auto;
 }
 .solutions-content {
   display: flex;
   gap: 16px;
+  align-items: center;
 }
 .solutions-list {
   display: flex;
   flex-direction: column;
   gap: 24px;
-  width: 620px;
+  width: 466px;
 }
 .solution-item {
   text-align: left;
   display: flex;
   flex-direction: column;
+  gap: 14px;
 }
 .solution-icon {
   width: 92px;
@@ -424,7 +429,6 @@
   display: flex;
   gap: 16px;
   align-items: flex-start;
-  margin-bottom: 16px;
 }
 .solution-description {
   align-self: stretch;
@@ -442,7 +446,7 @@
   letter-spacing: 0.48px;
 }
 .solution-image-container {
-  width: 50%;
+  width: 434px;
   border-radius: 16px;
   margin: 0 auto;
   display: flex;
@@ -456,7 +460,7 @@
   border-radius: 16px;
 }
 
-.advantages-section {
+.advantages-section.px-fixed {
   margin-top: 80px;
   padding: 80px 0;
   background-image: url("@/assets/image/1440/product-introduction-img4.png");
@@ -466,8 +470,8 @@
   position: relative;
 }
 
-.advantages-content {
-  width: 1240px;
+.advantages-content.px-fixed {
+  width: 932px;
   margin: 0 auto;
   display: flex;
   justify-content: space-between;
@@ -504,15 +508,16 @@
   line-height: 22px;
   letter-spacing: 0.48px;
   opacity: 0.7;
+  padding: 0 16px;
 }
 .text-white {
   color: #fff;
 }
 
-.cta-section {
-  padding: 80px 0;
+.cta-section.px-fixed {
+  padding: 60px 0;
   position: relative;
-  width: 1240px;
+  width: 932px;
   margin: 0 auto;
   overflow: hidden;
 }
@@ -561,20 +566,20 @@
   opacity: 0.8;
   z-index: 0;
 }
-.vertical-line {
+.vertical-line.px-fixed {
   width: 1px;
-  height: 19px;
+  height: 16px;
   background: #ff7bac;
   flex-shrink: 0;
   margin-top: 6px;
 }
 
-.grid-lines {
+.grid-lines.px-fixed {
   position: absolute;
   top: 0;
   left: 50%;
   transform: translateX(-50%);
-  width: 1240px;
+  width: 932px;
   height: 100%;
   pointer-events: none;
   z-index: 0;