Drop Down menu Always Down

I have a webpage with a drop-down menu on it.  The problem is that it is always dropped.  It should be hidden until one clicks on the three lines.  Then disappear when clicked again.

http://davidschure.com/demo

The CSS.

#cssmenu,
#cssmenu ul,
#cssmenu li,
#cssmenu a {
  border: none;
  line-height: 1;
  margin: 0;
  padding: 0;
}
#cssmenu {
   position: fixed;
    top: 20px;
    right: 30px;
    height: 5px; 
    width:30px;
	border-bottom: 17px double white; 
    border-top: 6px solid white; 
    content:"";
}
#cssmenu > ul {
  list-style: inside none;
  margin: 0;
  padding: 0;
}
#cssmenu > ul > li {
  list-style: inside none;
  float: left;
  display: inline-block;
  position: relative;
  margin: 0;
  padding: 0;
}
#cssmenu.align-center > ul {
  text-align: center;
}
#cssmenu.align-center > ul > li {
  float: none;
  margin-left: -3px;
}
#cssmenu.align-center ul ul {
  text-align: left;
}
#cssmenu.align-center > ul > li:first-child > a {
  border-radius: 0;
}
#cssmenu > ul > li > a {
  outline: none;
  display: block;
  position: relative;
  text-align: center;
  text-decoration: none;
  text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.4);
  font-weight: 700;
  font-size: 13px;
  font-family: Arial, Helvetica, sans-serif;
  border-right: 1px solid #080808;
  color: #ffffff;
  padding: 12px 20px;
}
#cssmenu > ul > li:first-child > a {
  border-radius: 5px 0 0 5px;
}
#cssmenu > ul > li > a:after {
  content: "";
  position: absolute;
  border-right: 1px solid;
  top: -1px;
  bottom: -1px;
  right: -2px;
  z-index: 99;
  border-color: #3c3c3c;
}
#cssmenu ul li.has-sub:hover > a:after {
  top: 0;
  bottom: 0;
}
#cssmenu > ul > li.has-sub > a:before {
  content: "";
  position: absolute;
  top: 18px;
  right: 6px;
  border: 5px solid transparent;
  border-top: 5px solid #ffffff;
}
#cssmenu > ul > li.has-sub:hover > a:before {
  top: 19px;
}
#cssmenu > ul > li.has-sub:hover > a {
  padding-bottom: 14px;
  z-index: 999;
  border-color: #3f3f3f;
}
#cssmenu ul li.has-sub:hover > ul,
#cssmenu ul li.has-sub:hover > div {
  display: block;
}
#cssmenu > ul > li.has-sub > a:hover,
#cssmenu > ul > li.has-sub:hover > a {
  background: #3f3f3f;
  border-color: #3f3f3f;
}
#cssmenu ul li > ul,
#cssmenu ul li > div {
  display: none;
  width: auto;
  position: absolute;
  top: 38px;
  background: #3f3f3f;
  border-radius: 0 0 5px 5px;
  z-index: 999;
  padding: 10px 0;
}
#cssmenu ul li > ul {
  width: 200px;
}
#cssmenu ul ul ul {
  position: absolute;
}
#cssmenu ul ul li:hover > ul {
  left: 100%;
  top: -10px;
  border-radius: 5px;
}
#cssmenu ul li > ul li {
  display: block;
  list-style: inside none;
  position: relative;
  margin: 0;
  padding: 0;
}
#cssmenu ul li > ul li a {
  outline: none;
  display: block;
  position: relative;
  font: 10pt Arial, Helvetica, sans-serif;
  color: #ffffff;
  text-decoration: none;
  text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.5);
  margin: 0;
  padding: 8px 20px;
}
#cssmenu,
#cssmenu ul ul > li:hover > a,
#cssmenu ul ul li a:hover {
  background: #3c3c3c;
  background: -moz-linear-gradient(top, #3c3c3c 0%, #222222 100%);
  background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #3c3c3c), color-stop(100%, #222222));
  background: -webkit-linear-gradient(top, #3c3c3c 0%, #222222 100%);
  background: -o-linear-gradient(top, #3c3c3c 0%, #222222 100%);
  background: -ms-linear-gradient(top, #3c3c3c 0%, #222222 100%);
  background: linear-gradient(top, #3c3c3c 0%, #222222 100%);
}
#cssmenu > ul > li > a:hover {
  background: #080808;
  color: #ffffff;
}
#cssmenu ul ul a:hover {
  color: #ffffff;
}
#cssmenu > ul > li.has-sub > a:hover:before {
  border-top: 5px solid #ffffff;
}

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The HTML

<div id='cssmenu'>
<ul>
   <li><a href='#'><span>Home</span></a></li>
   <li><a href='#'><span>About</span></a></li>
   <li><a href='#'><span>Portfolio</span></a></li>
    <li class='last'><a href='#'><span>Contact</span></a></li>
</ul-->
</div>

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