title: Space between list, space on left side of the ul. How to remove this?
body: <p><strong><em>I don't want spaces between my list and there is also a space on left side. And please tell me how to have simple scrolling effect with pure css. And please tell me a source from where i can learn about the compatibility issues between css properties (if there is any)</em></strong></p>
  
  <p><div class="snippet" data-lang="js" data-hide="false">
  <div class="snippet-code">
  <pre class="snippet-code-css lang-css prettyprint-override"><code>body {
    margin: 0;
  }
  #nav {
    position: fixed;
    z-index: 1;
    top: 0;
    left: 0;
    right: 0;
    height: auto;
    color: #000000;
    background-color: #FFFFFF;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1em;
    font-weight: bolder;
  }
  #nav ul {
    margin: 0;
  }
  #nav li {
    display: inline-block;
    line-height: 3em;
    width: auto;
    padding: 0 1em;
  }
  a {
    color: inherit;
    text-decoration: none;
  }
  #menu_advanced_search:hover {
    color: #FFFFFF;
    background-color: #0066FF;
  }
  #menu_advanced_search {
    color: #FFFFFF;
    background-color: #0066FF;
  }
  #menu_explore:hover {
    color: #FFFFFF;
    background-color: #FFFF00;
  }
  #menu_explore {
    color: #FFFFFF;
    background-color: #FFFF00;
  }
  #menu_forum:hover {
    color: #FFFFFF;
    background-color: #009900;
  }
  #menu_forum {
    color: #FFFFFF;
    background-color: #009900;
  }
  #menu_report_a_bug:hover {
    color: #FFFFFF;
    background-color: #FF0000;
  }
  #menu_report_a_bug {
    color: #FFFFFF;
    background-color: #FF0000;
  }
  #menu_feedback:hover {
    color: #FFFFFF;
    background-color: #CC0099;
  }
  #menu_feedback {
    color: #FFFFFF;
    background-color: #CC0099;
  }
  #menu_login_signup:hover {
    color: #FFFFFF;
    background-color: #000000;
  }
  #menu_login_signup {
    color: #FFFFFF;
    background-color: #000000;
  }
  #main {
    background-color: #FFFFFF;
    height: 100%;
    left: 0;
    right: 0;
  }
  #advanced_search {
    background-color: #0066FF;
    height: 100%;
    left: 0;
    right: 0;
  }
  #explore {
    background-color: #FFFF00;
    height: 100%;
    left: 0;
    right: 0;
  }
  #forum {
    background-color: #009900;
    height: 100%;
    left: 0;
    right: 0;
  }
  #report_a_bug {
    background-color: #FF0000;
    height: 100%;
    left: 0;
    right: 0;
  }
  #feedback {
    background-color: #CC0099;
    height: 100%;
    left: 0;
    right: 0;
  }
  #login_signup {
    background-color: #000000;
    height: 100%;
    left: 0;
    right: 0;
  }</code></pre>
  <pre class="snippet-code-html lang-html prettyprint-override"><code>&lt;html&gt;
  
  &lt;head&gt;
    &lt;title&gt;CARZPEDIA&lt;/title&gt;
  &lt;/head&gt;
  
  &lt;body&gt;
    &lt;div id="nav"&gt;
      &lt;ul&gt;
        &lt;li id="menu_advanced_search"&gt;&lt;a href="#advanced_search"&gt;ADVANCED SEARCH&lt;/a&gt;
        &lt;/li&gt;
        &lt;li id="menu_explore"&gt;&lt;a href="#explore"&gt;EXPLORE&lt;/a&gt;
        &lt;/li&gt;
        &lt;li id="menu_forum"&gt;&lt;a href="#forum"&gt;FORUM&lt;/a&gt;
        &lt;/li&gt;
        &lt;li id="menu_report_a_bug"&gt;&lt;a href="#report_a_bug"&gt;REPORT A BUG&lt;/a&gt;
        &lt;/li&gt;
        &lt;li id="menu_feedback"&gt;&lt;a href="#feedback"&gt;FEEDBACK&lt;/a&gt;
        &lt;/li&gt;
        &lt;li id="menu_login_signup"&gt;&lt;a href="#login_signup"&gt;LOGIN/SIGNUP&lt;/a&gt;
        &lt;/li&gt;
      &lt;/ul&gt;
    &lt;/div&gt;
    &lt;div id="main" class="scrolleffect"&gt;
    &lt;/div&gt;
    &lt;div id="advanced_search" class="scrolleffect"&gt;
    &lt;/div&gt;
    &lt;div id="explore" class="scrolleffect"&gt;
    &lt;/div&gt;
    &lt;div id="forum" class="scrolleffect"&gt;
    &lt;/div&gt;
    &lt;div id="report_a_bug" class="scrolleffect"&gt;
    &lt;/div&gt;
    &lt;div id="feedback" class="scrolleffect"&gt;
    &lt;/div&gt;
    &lt;div id="login_signup"&gt;
    &lt;/div&gt;
  &lt;/body&gt;
  
  &lt;/html&gt;</code></pre>
  </div>
  </div>
  </p>