/*
using background color is important to cover the menu
position absolute isset to cover the whole viewport
*/
#content {
  width: auto;
}

/*
the hamburger button with a little gradient effekt
*/
#filtre_hamburger {
  border: 1px solid #37424a;
  border-radius: 3px 3px 3px 3px;
  cursor: pointer;
  height: 36px;
  position: relative;
  width: 36px;
  float: right;
}

#filtre_hamburger.hamburger {
  background: url("../images/hamburger.png") center center no-repeat;
}

#filtre_hamburger.filtre {
  background: url("../images/icon_filtre.png") center center no-repeat;
}

#filtre_hamburger.filtre.actif {
  border: 1px inset #37424a;
}

#filtre_hamburger.filtre div {
  color: #fefefe;
  background-color: #ff0000;
  border-radius: 50%;
  font-size: 0.75em;
  line-height: 18px;
  text-align: center;
  vertical-align: middle;
  height: 18px;
  width: 18px;
  position: absolute;
  right: 0px;
  bottom: 0px;
}

/*
The navigation container in the background
*/
#navigation {
  left: 0px;
  top: 0px;
  position: fixed;
  z-index: 10;
  width: 70%;
  height: 100%;
  box-sizing: border-box;
  overflow-x: hidden;
  overflow-y: auto;
  display: none;
  background: #3e3c3d;
  background: linear-gradient(to bottom, #3e3c3d 0%, #2d2c2d 100%);
}

/*
Style the navigation menu
*/
#navigation ul {
  list-style: none;
  margin: 0;
  width: 100%;
  padding: 0;
}

#navigation li {
  position: relative;
  font-size: 1em;
  font-weight: bold;
  border-bottom: 1px solid #222222;
  border-top: 1px solid #444444;
  padding: 15px;
}

#navigation li a {
  color: #fff;
  text-decoration: none;
}

/*
The Layer that will be layed over the content
so that the content is unclickable while menu is shown
*/
#contentLayer {
  display: none;
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  position: fixed;
  right: 0;
  top: 0;
  width: 100%;
  z-index: 9;
  opacity: .5;
  background-color: #000;
}