#toc_container {
background: #f9f9f9 none repeat scroll 0 0;
border: 1px solid #aaa;
display: table;
font-size: 95%;
margin-bottom: 1em;
padding: 20px;
width: auto;
}

.toc_title {
font-weight: 700;
text-align: center;
}

#toc_container li, #toc_container ul, #toc_container ul li{
list-style: outside none none !important;
}

<div id="toc_container">
<p class="toc_title">Contents</p>
<ul class="toc_list">
  <li><a href="#First_Point_Header">1 First Point Header</a>
  <ul>
    <li><a href="#First_Sub_Point_1">1.1 First Sub Point 1</a></li>
    <li><a href="#First_Sub_Point_2">1.2 First Sub Point 2</a></li>
  </ul>
</li>
<li><a href="#Second_Point_Header">2 Second Point Header</a></li>
<li><a href="#Third_Point_Header">3 Third Point Header</a></li>
</ul>
</div><h2 id="First_Point_Header">First Point Header</h2>