::-webkit-scrollbar-thumb {
    background: rgba(152, 155, 156, 0.4);
    -webkit-border-radius: 6px;
    -moz-border-radius: 6px;
    -ms-border-radius: 6px;
    -o-border-radius: 6px;
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    -webkit-box-shadow: inset 1px 1px 1px rgba(0,0,0,.25);
    -moz-box-shadow: inset 1px 1px 1px rgba(0,0,0,.25);
    -ms-box-shadow: inset 1px 1px 1px rgba(0,0,0,.25);
    -o-box-shadow: inset 1px 1px 1px rgba(0,0,0,.25);
    box-shadow: inset 1px 1px 1px rgba(0,0,0,.25);
    background-color: rgba(108, 110, 111, 0.6);
}

::-webkit-scrollbar {
    height: 10px;
    width: 5px;
    background: #e8e8e8;
}

::-webkit-scrollbar:hover {
    background: #d8d8d8;
}

body {
}

.hide {
  display: none;
}

.show {
  display: none;
}

.book {
  position: relative;
  display: none;
  width: 100%;
}

.book .navbar {
    margin-bottom: 0;
}
#content-box {
  position: fixed;
  top: 70px;
  right: 0;
  left: 0;
  z-index: 2;
  bottom: 0;
  overflow-y: auto;
  padding-top: 15px;
  -webkit-transition: left 250ms ease;
  -moz-transition: left 250ms ease;
  -o-transition: left 250ms ease;
  transition: left 250ms ease;
}

.content-wrapper {
  margin-right: auto;
  margin-left: auto;
  padding-left: 15px;
  padding-right: 15px;
  width: 80%;
  max-width: 1200px;
  min-width: 350px;
}

.content-bar {
  padding: 8px 5px;
  border-bottom: 1px solid #efefef;
}
.content-bar p {
  margin: 0;
}
#content-toc-box {
  position: fixed;
  top: 130px;
  right: 10px;
  display: none;
  /* min-width: 85px; */
  max-width: 210px;
  max-height: 450px;
  overflow-y: auto;
  background-color: #f4f4f4e0;
  border: 1px solid #ddd;
  box-shadow: 0 0 3px #dedede;
}

#content-toc-box .title{
  font-weight: bold;
  position: sticky;
  top: 0;
  padding: 5px;
  color: #666;
  background-color: #f0f0f0;
}
#content-toc {
  padding: 5px 5px 10px;
}

#content {
  min-height: 350px;
  padding-bottom: 15px;
  font-size: 16px;
}

#content .content-htag {
  /*position: -webkit-sticky;
  position: sticky;
  top: 0;*/
}