#toc-container {
    background: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin: 20px auto;
	border-radius:7px;
  }

  .toc-header {
    background: #28cd44;
	color:#fff;
    padding: 10px;
    cursor: pointer;
    font-weight: bold;
    display: flex;
    justify-content: space-between;
    align-items: center;
	border-radius:7px 7px 0 0 ;
  }

  .arrow {
    font-size: 12px;
  }

  .toc-list {
    padding: 10px 20px;
    margin: 0;
    list-style: none;
	max-height: 270px;
    overflow-y: auto;
  }

  .toc-list li {
    margin: 5px 0;
  }

  .toc-list li a {
    text-decoration: none;
    color: #000;
	font-size:15px;
  }
	.toc-list li a:hover {
    color: #EF4D36;
  }
  .toc-list .level-2 {
    padding-right: 5px;
	font-weight: 500;
	list-style: inside;
  }

  .toc-list .level-3 {
    padding-right: 30px;
	font-weight: 400;
	list-style: inside circle;
	color: #666;
  }

  .toc-list .level-4 {
    padding-right: 55px;
	font-weight: 300;
	list-style: inside disc;
    color: #999;
  }

  .toc-list .level-5 {
    padding-right: 70px;
  }

  .toc-list .level-6 {
    padding-right: 80px;
  }
article h2,
article h3,
article h4,
article h5,
article h6 {
  scroll-margin-top: 90px;
}
.summary-box {
    background-color: #f6f6f6;
    padding: 20px;
    border-radius: 6px;
	text-align: justify;
}
	
	.img-cover img {
    border-radius: 10px;
    box-shadow: 0 3px 6px rgba(0,0,0,0.36);
}