<div class="text">Simple jQuery Slide Nav</div>
<div class="menu-tab">
    <div id="one"></div>
    <div id="two"></div>
    <div id="three"></div>
</div>
<div class="menu-hide">
  <nav>
    <ul>
      <li><a href="#">Link One</a></li>
      <li><a href="#">Link Two</a></li>
      <li><a href="#">Link Three</a></li>
      <li><a href="#">Link Four</a></li>
    </ul>
  </nav>
</div>

$black: #2d2d2d;
$white: #f1f1f1;
$red: #e74c3c;
$green: #2ecc71;

*{
  box-sizing: border-box;
}

body{
   background-color: coral;
   font-family: "Open Sans", sans-serif;
}

.text{
  width: 100%;
  text-align: center;
  margin-top: 10%;
  font-size: 3em;
  color: $white;
  font-weight: 800;
}

.menu-tab{
  width: 90px;
  height: 70px;
  position: fixed;
  z-index: 100;
  top: 0px;
  left: 0px;
  cursor: pointer;
  transition: all .6s ease-in-out;
  
  div{
    width: 33px;
    height: 4px;
    background-color: $black;
    display: block;
    margin: 5px 28px;
    transition: all .6s ease-in-out;
    
    &:nth-child(1){
      margin-top: 20px;
    }
  }/*end of div*/
}/*end of menu-tab*/

.menu-tab.active{
  left: 345px;
  transition: all 600ms ease-in-out;
  background-color: rgba(255,255,255,0.2);
  
    #one{
      transform: translateY(9px) rotate(-135deg);
      transition: all .6s ease-in-out;
      background-color: $red;
    }
    
    #two{
      opacity: 0;
      transition: .4s ease;
    }
    
    #three{
      transform: translateY(-9px) rotate(-45deg);
      transition: all .6s ease-in-out;
      background-color: $red;
    }
}

.menu-hide{
  width: 345px;
  left: -345px;
  height: 100vh;
  position: fixed;
  z-index: 10;
  top: 0px;
  transition: all .6s ease-in-out;
  
  nav{
    ul{
      li{
        height: 70px;
        list-style-type: none;
        text-align: center;
        line-height: 70px;
        transition: all .5s ease;
        
        &:hover{
          background-color: $red;
          transition: all .5s ease;
        }

        a{
          padding: 30px 25px;
          text-decoration: none;
          color: $white;
          font-weight: 800;

        }
      }/*end of li*/
    }/*end of ul*/
  }/*end of nav*/
}/*end of menu-hide*/
.menu-hide.show{
  left: 0px;
  background-color: rgba(255,255,255,0.2);
  transition: all .6s ease-in-out;
}

$(document).ready(function(){
  $('.menu-tab').click(function(){
    $('.menu-hide').toggleClass('show');
    $('.menu-tab').toggleClass('active');
  });
  $('a').click(function(){
    $('.menu-hide').removeClass('show');
    $('.menu-tab').removeClass('active');
  });
});