背景附件：修复不起作用？

Question

在尝试获取背景附件时遇到一些麻烦：已修复;好好工作。第二部分照片被放置在一个带有背景附件的奇怪地方：固定不起作用。我目前正在使用ZURB的基础以及fullpage.js。任何想法为什么？

<div class="section slide-1">
<div class="row">
  <div class="large-4 columns top-space">
    <h1>Check it out</h2>
    <h4 class="sub-head">Take a look today</h4>
    <a href="#" class="custom-button-class">Sign up</a>
  </div>
  <div class="large-8 columns">
    <div class="right-header">
      <div class="circle"> 
        <span class="number">1</span>
      </div>
      <span class="right-title">Test</span>
    </div>
    <div class="right-container">
      <img src="assets/Chart.png">
    </div>
    <div class="chart-details">
      <span> Details as of April 2014</span>
    </div>
  </div>
</div>
</div>
<div class="section slide-2">
<div class="row">
  <div class="large-4 columns top-space">
    <h1>Check it out</h2>
    <h4 class="sub-head">Take a look today</h4>
    <a href="#" class="custom-button-class">Sign up</a>
  </div>
  <div class="large-8 columns">
    <div class="right-header">
      <div class="circle"> 
        <span class="number">2</span>
      </div>
      <span class="right-title">Test2</span>
    </div>
    <div class="right-container">
      <img src="assets/Chart.png">
    </div>
    <div class="chart-details">
      <span> Details as of April 2014</span>
    </div>
  </div>
</div>

.slide-1 {
background: url(../assets/background1.jpg) no-repeat;
width: 100%;
height: 100%;
background-size: cover;
background-attachment: fixed;
// background-size: 100%;
&:before {
content: '';
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
background-image: linear-gradient(to bottom right,#641415,#bf542d,#f9ac68);
opacity: .9; 
   }
 }

 .slide-2 {
background: url(../assets/background2.jpg) no-repeat;
width: 100%;
height: 100%;
background-size: cover;
background-attachment: fixed;
// background-size: 100%;
&:before {
content: '';
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
background-image: linear-gradient(to bottom right,#063b45,#15854b,#72b86e);
opacity: .9; 
  }
}