html - 删除标题和div之间的空间

Question

这部分困扰了我半个小时，不知道怎么解决。那么，如何删除标题和 div 之间的 lightgrey 空间？我应该使用边距和填充来做到这一点吗？

下面是我的代码:

<!-- Description -->
<h3 style="background-color:white; font-size:20px;">
Within three years, production area had more than tripled to meet growing demands. The year 
1999 marked the completion of our current plant of 65,000 
square feet, fully equipped with state-of-the-art technology, as well as the start of our 
Surface Mount Technology process. Implementation of new 
lead-free production lines began in early 2003. Our success is the result of the joint-efforts 
of our innovative and quality-focused engineering team, 
whose expertise range from design to debugging, and the dedication of the rest of our staff.

</h3>
<!-- ------------------------------ -->

<div style="width: 100%; display: table;margin:0px; padding:0px; background-color:#D6EAF8 ">
<div style="display: table-row">
<!-- ------------------------------------------------------------------ -->
<!-- Why Us -->
<div style="margin:0px; padding:0px; display: table-cell">
<h3 style="padding-left:620px">Why Us?</h3>
<ul style="padding-left:640px">
<li><a href="http://www.scope.com.my/2014/SMSB2014/qpolicy.htm" style="background- 
color:#D6EAF8 ; color:black">Policy</a></li>
<li><a href="http://www.scope.com.my/2014/SMSB2014/manufacturing_capability.htm" 
style="background-color:#D6EAF8 ; color:black">Capability</a></li>
<li><a href="https://www.scope.com.my/career.html" style="background-color:#D6EAF8 ; 
color:black">Careers</a></li>
</ul>

</div> 

<!-- Follow Us -->
<div style="margin:0px; padding:0px; display: table-cell">
<h3 style="padding-right:500px">Follow Us</h3>
<ul style="padding-left:20px">
<li><a href="https://www.facebook.com/pages/SCOPE-Manufacturers-M-Sdn-Bhd/304477286279886" 
style="background-color:#D6EAF8 ; color:black">
    <img src="icon1.jpg" alt=""> Facebook</a></li>
<li><img src="icon2.jpg" alt=""> Twitter</li>
<li><img src="icon3.jpg" alt=""> Linkedin</li>
</ul>

</div> 
<!-- ------------------------------------------------------------------- -->
</div>
</div>

Answer 1

是h3的margin-bottom，把它写成h3 {margin-bottom: 0}