.content {
  margin-left: 10px;
  overflow-y: scroll;
  height: 100%;
  overflow-x: hidden;
  -webkit-box-flex: 1;
  background: #fff;
  flex: 1;
  position: relative;
  transition: 0.3s ease;
  display: flex;
}

.contents {
  min-width: 0;
  width: 100%;
  padding: 60px 40px;
}

ul {
  margin-left: 40px;
  margin-top: 10px;
}
ul li {
  list-style: disc;
  padding-top: 10px;
  padding-bottom: 10px;
}

.item {
  padding-top: 10px;
  padding-bottom: 10px;
  h2:hover {
    .anchor {
      opacity: 1;
    }
  }
}
.item:last-of-type {
  padding-bottom: 60px;
}

.line {
  -webkit-box-flex: 1;
  flex: auto;
  word-break: break-word;
  a {
    color: #3da8f5;
    cursor: pointer;
    word-break: break-all;
  }
}

.list {
  -webkit-box-flex: 0;
  flex: 0 0 220px;
}

.outline {
  background: #fff;
  border-radius: 4px;
  color: #e5e5e5;
  cursor: pointer;
  max-height: calc(100vh - 208px);
  overflow: hidden;
  padding: 12px 0;
  position: fixed;
  right: 19px;
  top: 136px;
  transition: 0.3s ease-out;
  user-select: none;
  color: #a6a6a6;
  overflow: auto;
  transition: 0.3s ease-in;
  width: 200px;
  z-index: 1;
  .node {
    display: flex;
    font-size: 12px;
    font-weight: 400;
    height: 20px;
    line-height: 20px;
    margin-bottom: 8px;
    width: 100%;
    a {
      -webkit-box-flex: 1;
      color: currentColor;
      flex: 1 1 auto;
      overflow: hidden;
      text-overflow: ellipsis;
      transition: 0.3s ease;
      white-space: nowrap;
      text-decoration: none;
    }
  }
  .node::before {
    border-radius: 50%;
    height: 4px;
    padding-left: 0;
    width: 4px;
    margin-left: 24px;
    background: currentColor;
    background-clip: content-box;
    content: "";
    flex: 0 0 auto;
    margin: auto 7px auto 0;
    transform: translateZ(0);
    transition: 0.1s ease;
  }
  .node:hover,
  .node.active {
    color: #6e6dc3;
  }
}

.anchor {
  margin-right: 5px;
  opacity: 0;
}