#PageDetail .date {
  display: flex;
  float: right;
}
#txtComment:read-only {
  background: #ddd;
  pointer-events: none;
}

#PageDetail table[border="1"] td, #PageDetail table[border="1"] th {
  border: 1px black solid;
}

#PageDetail a {
	color: #0051ff;
}

@media only screen and (max-width: 500px) {
  #PageDetail {
    margin-top: 12px;
  }
  #PageDetail .date {
    font-style: italic;
  }
  #PageDetail .date .far {
    margin-right: 5px;
  }
}
.block_btn_send {
  display: flex;
  justify-content: end;
  margin-top: 10px;
}
.detail-audio-file audio {
  width: 100%;
}
#tai-lieu-hop .link-file {
  font-size: 17px;
  margin-top: 15px;
  margin-bottom: 15px;
  color: blue;
}
#tai-lieu-hop .link-file:hover {
  color: red;
}
#tai-lieu-hop a {
  color: blue;
  font-size: 17px;
  font-weight: bold;
}
#tai-lieu-hop a:hover {
  color: red;
}
#tai-lieu-hop .introtext {
  font-size: 15px;
}
#tai-lieu-hop .bi {
  width: 1.25rem;
  height: 1.25rem;
  font-weight: bold;
  margin-left: 20px;
}
#tai-lieu-hop .listtailieu ul li {
  padding-bottom: 10px;
}
@media only screen and (min-width: 600px) {
  #tai-lieu-hop {
    min-height: 500px;
  }
}
@media only screen and (max-width: 600px) {
  #tai-lieu-hop {
    min-height: 400px;
  }
}
.article-content .index-detail .nd_detail {
  margin: 5px 0;
  border-bottom: 1px solid #ccc;
  display: inline-block;
  width: 96%;
  padding: 0px 0px 7px 0px;
}
.article-content .index-detail .nd_detail .tieude-h2 {
  font-size: 12px;
  font-style: italic;
  color: #333;
  font-weight: normal;
}
.article-content .index-detail .nd_detail .tieude-h2 a {
  color: #333;
  font-weight: 700;
  line-height: normal;
  text-align: justify;
  padding: 0 10px 5px 10px;
  font-size: 16px;
  font-style: normal;
}