/* Important styles */
#toggle_wrapper{
    border:1px solid blueviolet;
    display: inline-block;
    margin-top: 20px;
    padding-top: 20px;

}
#toggle {
    display: block;
    width: 28px;
    height: 30px;
    margin-bottom: 0;
}

#toggle span:after,
#toggle span:before {
    content: "";
    position: absolute;
    left: 0;
    top: -9px;
}
#toggle span:after{
    top: 9px;
}
#toggle span {
    position: relative;
    display: block;
}

#toggle span,
#toggle span:after,
#toggle span:before {
    width: 100%;
    height: 5px;
    background-color: #888;
    transition: all 0.3s;
    backface-visibility: hidden;
    border-radius: 2px;
}

/* on activation */
#toggle.on span {
    background-color: transparent;
}
#toggle.on span:before {
    transform: rotate(45deg) translate(5px, 5px);
}
#toggle.on span:after {
    transform: rotate(-45deg) translate(7px, -8px);
}
#toggle.on + #menu {
    opacity: 1;
    visibility: visible;
}

/* menu appearance*/
#menu {
    position: relative;
    color: #999;
    width: 200px;
    padding: 10px;
    margin: auto;
    font-family: "Segoe UI", Candara, "Bitstream Vera Sans", "DejaVu Sans", "Bitstream Vera Sans", "Trebuchet MS", Verdana, "Verdana Ref", sans-serif;
    text-align: center;
    border-radius: 4px;
    background: white;
    box-shadow: 0 1px 8px rgba(0,0,0,0.05);
    /* just for this demo */
    opacity: 0;
    visibility: hidden;
    transition: opacity .4s;
}
#menu:after {
    position: absolute;
    top: -15px;
    left: 95px;
    content: "";
    display: block;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-bottom: 20px solid white;
}
ul, li, li a {
    list-style: none;
    display: block;
    margin: 0;
    padding: 0;
}
li a {
    padding: 5px;
    color: #888;
    text-decoration: none;
    transition: all .2s;
}
li a:hover,
li a:focus {
    background: #1ABC9C;
    color: #fff;
}