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              <div id="container">
  <div id="burger">
          <div class="bun top"></div>
          <div class="filling"></div>
          <div class="bun bottom"></div>
  </div>
</div>

<nav>
  <ul>
    <li>
      <a href="#">Home</a>
    </li>
    <li class="green">
      <a href="#">Jedi</a>
    </li>
    <li class="red">
      <a href="#">Sith</a>
    </li>
    <li class="yellow">
      <a href="#">Sentinel</a>
    </li>
    <li class="purple">
      <a href="#">Samuel L. Jackson</a>
    </li>
  </ul>
</nav>

            
          
!
            
              $icon-size:80px;
$w: 300px;
@import url(https://fonts.googleapis.com/css?family=Open+Sans);

@mixin lightsaber($color){
  background:mix($color,#fff,10%);
  box-shadow:$color 0px 0px 0px 2px;
  &:hover {
    box-shadow:$color 0px 0px 20px 2px;
    text-shadow:$color 0px 0px 6px,$color 0px 0px 10px;
  }
}

html, body {
  background:#222;
}

* {
  box-sizing:border-box;
}

#container {
  width: $icon-size;
  height:$icon-size;
  position:absolute;
  top:0%;
  left:0%;
}

#burger {
  cursor:pointer;
  opacity:0;
  animation:fadein 0.2s ease 1s forwards;
  overflow:hidden;
  position:relative;
  width:100%;
  height:100%;
  %burgersection {
    display:block;
    position:absolute;
    left:50%;
    transform:translate(-50%,-50%) rotate(0deg);
    height:10%;
    width:70%;
    transform-origin:50% 50%;
    transition: top 0.4s ease 0.4s,
      transform 0.4s ease 0.4s;
    &:before, &:after {
      content:"";
      display:block;
      height:40%;
      background:white;
      position:absolute;
      top:50%;
      transform:translate(0%,-45%);
      transition:background 0.2s ease,
        box-shadow 0.2s ease;
    }
    &:before {
      left:0;
      width:calc(-1px + 75%);
      border-radius:10px 0px 0px 10px;
    }
    &:after {
      right:0;
      width:calc(-1px + 25%);
    }
  }
  
  &:hover {
    .bun {
      &.top:before {
        background:#FEE;
        box-shadow:#F00 0px 0px 10px 1px;
      }
      &.bottom:before {
        background:#DFF;
        box-shadow:#0FF 0px 0px 10px 1px;
      }
    }
    .filling {
      &:before {
        background:#EFE;
        box-shadow:#0F0 0px 0px 10px 1px;
      }
    }
  }
  
  .bun {
    @extend %burgersection;
    &.top {
      top:25%;
    }
    &.bottom {
      top:75%;
    }
  }
  .filling {
    @extend %burgersection;
    top:50%;
    transform:translate(-50%,-50%) rotate(180deg);
    animation:green-ls-out 0.8s ease forwards;

  }
  
  &.active {
    .bun {
      border-radius: 3px;
      top:50%;
      transition: top 0.4s ease,
        transform 0.4s ease;
      &.top {
        transform:translate(-50%,-50%) rotate(-225deg);
      }
      &.bottom {
        transform:translate(-50%,-50%) rotate(405deg);
      }
    }
    .filling {
      transform: translate(-50%,-50%) rotate(-90deg);
      animation:green-ls-in 0.8s ease forwards;
    }
  }
}

nav {
  &.show {
    transform:translatex(0%);
  }
  font-family:Open Sans;
  color:white;
  background:#111;
  position:absolute;
  transform:translatex(-100%);
  transition:transform 0.2s ease;
  top:$icon-size;
  bottom:0px;
  padding-right:16px;
  width:$w;
  ul {
    list-style:none;
    padding:0;
    margin:0;
    //font-weight:bolder;
    li {
      @include lightsaber(#4df);
      font-size:1.75em;
      line-height:1.25em;
      padding:0px;
      padding-left:0px;
      margin:16px 0px;
      width:0;
      border-radius:0px 100px 100px 0px;
      transition:width 0.2s ease,
        padding 0.2s ease,
        color 0.2s ease,
        text-shadow 0.2s ease;
      &:hover {
        width:100%;
        padding:0px 16px 0px 0px;
        color:black;
      }
      a {
        display:block;
        text-decoration:none;
        width:$w;
        color:inherit;
        padding-left:16px;
      }
      &.green {
        @include lightsaber(#0F0);
      }
      &.red {
        @include lightsaber(#F00);
      }
      &.purple {
        @include lightsaber(#c0c);
      }
      &.yellow {
        @include lightsaber(#FF0);
      }
    }
  }
}

@keyframes green-ls-in {
  0% { 
    transform: translate(-50%,-50%) rotate(180deg); }
  50% { 
    transform: translate(-50%,-50%) rotate(-90deg); }
  100% {
    transform: translate(-50%,-50%) rotate(-90deg) translate(200%,0%);}
}

@keyframes green-ls-out {
  0% {
    transform: translate(-50%,-200%) rotate(-90deg);}
  50% { 
    transform: translate(-50%,-50%) rotate(-90deg); }

  100% { 
    transform: translate(-50%,-50%) rotate(180deg); }
}

@keyframes fadein {
  from {
    Opacity:0;
  }
  to {
    Opacity:1;
  }
}
            
          
!
            
              $("#burger").click(function() {
  $(this).toggleClass("active");
  $("nav").toggleClass("show");
});

            
          
!
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