R74 Toggle Sidebar
@media (min-width: 768px) {
    #main-content {
        max-width: 708px;
        margin: 0 auto;
        padding: 0;
        transition: max-width 0.2s ease-in-out;
    }
}
.open-menu a {
        position: fixed;
        bottom: 0.5em;
        left: 0.5em;
        z-index: 15;
        font-family: san-serif;
        font-size: 30px;
        font-weight: 700;
        width: 30px;
        height: 30px;
        line-height: 0.9em;
        text-align: center;
        border: 0.2em solid #888 !important;
        background-color: #fff !important;
        border-radius: 3em;
        color: #888 !important;
        text-decoration: none!important;
}
 
@supports (position:sticky) or (position:-webkit-sticky) {
  @media (min-width: 768px) {
    #page-content .c-side {
      bottom: unset;
    }
    #page-content .nav-side {
      position: -webkit-sticky;
      position: unset;
      top: unset; 
      overflow-x: unset;
      overflow-y: unset;
      margin: unset;
      padding: unset;
      height: unset; 
    }
  }
}
@media (min-width: 768px) {
  @supports (pointer-events: none) {
    #page-content .c-side .side-link .close-menu a {
      -webkit-transition:left 0s 0.6s, opacity 0.5s ease-in-out 0.1s;
      -moz-transition: left 0s 0.6s, opacity 0.5s ease-in-out 0.1s;
      transition: left 0s 0.6s, opacity 0.5s ease-in-out 0.1s;
    }
    #page-content .c-side .folded>.side-link .close-menu a {
      pointer-events: none;
    }
  }
  #content-wrap {
    margin: 2em auto 0;
    max-width: 1040px;
  }
  #main-content {
    padding: 2em 0 0;
  }
  #page-content .c-side {
    position: static;
    z-index: auto;
    overflow: visible;
    padding: 0;
    height: auto;
  }
  #page-content .c-side .side-bar {
    position: fixed;
    top: 0;
    left: -26em;
    z-index: 10;
    display: block;
    float: none;
    clear: none;
    overflow: auto;
    margin: 0;
    padding: 1em 1em 0 1em;
    width: 17rem;
    height: 100%;
    border: 0;
    background-color: #3e3e3e;
    -webkit-transition: left 0.5s ease-in-out 0.1s;
    -moz-transition: left 0.5s ease-in-out 0.1s;
    transition: left 0.5s ease-in-out 0.1s;
  }
  #page-content .c-side .side-bar:after {
    position: absolute;
    top: 0;
    width: 0;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    content: "";
  }
  #page-content .c-side .side-link {
    position: absolute;
    z-index: 10;
    display: block;
  }
  #page-content .c-side .side-link .open-menu a {
    -webkit-transition: opacity 0.5s ease-in-out 0.1s;
    -moz-transition: opacity 0.5s ease-in-out 0.1s;
    transition: opacity 0.5s ease-in-out 0.1s;
  }
  #page-content .c-side .side-link .close-menu {
    display: inline;
  }
  #page-content .c-side .side-link .close-menu a {
    position: fixed;
    top: 0;
    left: -100%;
    z-index: -1;
    width: 100%;
    height: 100%;
    background-color: #000;
    opacity: 0;
  }
  #page-content .c-side .unfolded>.side-bar {
    left: 0;
  }
  #page-content .c-side .unfolded>.side-link .open-menu a {
    opacity: 0;
    pointer-events: none;
  }
  #page-content .c-side .unfolded>.side-link .close-menu a {
    left: 0;
    opacity: 0.3;
    -webkit-transition: left 0s 0.1s, opacity 0.5s ease-in-out 0.1s;
    -moz-transition: left 0s 0.1s, opacity 0.5s ease-in-out 0.1s;
    transition: left 0s 0.1s, opacity 0.5s ease-in-out 0.1s;
  }
  #top-bar .open-menu {
    display: none;
  }
  /* Menu Fold link */
  #page-content .c-side .menu-fold>a {
    visibility: hidden;
  }
  #page-content .c-side .menu-fold .foldable-list-container {
    position: relative;
    display: block;
    height: 0;
  }
  #page-content .c-side .menu-fold .foldable-list-container:before {
    position: relative;
    bottom: -2px;
    visibility: hidden;
    margin-right: 2px;
    width: 13px;
    height: 13px;
    border: 0;
    content: url(http://rtas.wikidot.com//local--files/nav:side/blank.png);
  }
}
 
#container {
    background: #2a2a2a;
}
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