/* Nav Trigger */
.nav-trigger {
  width: 40px;
  height: 40px;
  position: relative;
  background: transparent;
  border: none;
  vertical-align: middle;
  padding: 10px;
  margin: 0;
  cursor: pointer;
}
.nav-trigger:focus {
  outline: 0;
}
.nav-trigger:hover span,
.nav-trigger:hover span:before,
.nav-trigger:hover span:after {
  background: black;
}
.nav-trigger:before {
  content: '';
  opacity: 0;
  width: 0;
  height: 0;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  background: transparent;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  -webkit-transition: all 0.4s ease;
  transition: all 0.4s ease;
}
.nav-trigger span {
  display: block;
  position: relative;
}
.nav-trigger span:before, .nav-trigger span:after {
  content: '';
  position: absolute;
  left: 0;
}
.nav-trigger span:before {
  top: -8px;
}
.nav-trigger span:after {
  bottom: -8px;
}
.nav-trigger span,
.nav-trigger span:before,
.nav-trigger span:after {
  width: 100%;
  height: 4px;
  background: black;
  -webkit-transition: all 0.4s ease;
  transition: all 0.4s ease;
}
.nav-trigger.is-active:before {
  opacity: 1;
  width: 40px;
  height: 40px;
  background: #fff;
}
.nav-trigger.is-active span {
  background: transparent;
}
.nav-trigger.is-active span:before {
  top: 0;
  -webkit-transform: rotate(225deg);
          transform: rotate(225deg);
}
.nav-trigger.is-active span:after {
  bottom: 0;
  -webkit-transform: rotate(-225deg);
          transform: rotate(-225deg);
}


/****************************************/

.navicon-button {
    position: relative;
    /* To absolutely position elements inside */
    cursor: pointer;
    -moz-user-select: none;
    -ms-user-select: none;
    -webkit-user-select: none;
    user-select: none;
    position: relative;
    top: 5px;
}

.navicon {
    /* Center bar */
    background-color: grey;
    display: block;
    position: relative;
    width: 1.1em;
    height: 0;
    -moz-transition: 0.2s;
    -o-transition: 0.2s;
    -webkit-transition: 0.2s;
    transition: 0.2s;
}

.navicon:after,
.navicon:before {
    /* Top and bottom bars */
    background-color: grey;
    display: block;
    content: "";
    height: 0.3em;
    width: 1.1em;
    position: absolute;
    -moz-transition: 0.2s;
    -o-transition: 0.2s;
    -webkit-transition: 0.2s;
    transition: 0.2s;
}


/* Hamburger */

.x .navicon {
    /* Positioning top and bottom bars */
}

.x .navicon:after {
    top: 0.6em;
}

.x .navicon:before {
    top: -0.6em;
}

.open.x .navicon {
    /* Angles bars to make the X */
    -moz-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
}

.open.x .navicon:after {
    -moz-transform: rotate(-90deg);
    -ms-transform: rotate(-90deg);
    -o-transform: rotate(-90deg);
    -webkit-transform: rotate(-90deg);
    transform: rotate(-90deg);
    top: 0;
}

.open.x .navicon:before {
    -moz-transform: rotate(-90deg);
    -ms-transform: rotate(-90deg);
    -o-transform: rotate(-90deg);
    -webkit-transform: rotate(-90deg);
    transform: rotate(-90deg);
    top: 0;
}


/*Plus sign*/

.plus .navicon:after {
    /* Rotates from horizontal to vertical for initial state*/
    -moz-transform: rotate(90deg);
    -ms-transform: rotate(90deg);
    -o-transform: rotate(90deg);
    -webkit-transform: rotate(90deg);
    transform: rotate(90deg);
}

.open.plus .navicon {
    /* Don't have to rotate the whole thing 180 degrees but it makes the animation look a little spiffier */
    -moz-transform: rotate(180deg);
    -ms-transform: rotate(180deg);
    -o-transform: rotate(180deg);
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
}

.open.plus .navicon:after {
    /* Vertical back to horizontal */
    -moz-transform: rotate(180deg);
    -ms-transform: rotate(180deg);
    -o-transform: rotate(180deg);
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
}