#header {
  /*banner*/
  /* 导航条 */
}
#header > div:first-child {
  background: #414445;
  color: palegreen;
  border-radius: 2em 2em;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}
#header > div:first-child .logo {
  border-radius: 2em 3em 2em 3em;
}
#header > div:first-child span {
  font-size: 2.5em;
}
#header ul {
  margin-top: 0.4em;
}
ul.tree li a.active {
  background-color: deepskyblue;
}
ul.tree li a:hover {
  color: white;
  font-weight: bold;
  cursor: pointer;
}
#module {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
  /* main */
  /* 侧边栏 */
}
#module > div {
  background-color: beige;
  flex: 75%;
  /* 文章列表区，不含分页 */
}
#module > div > article {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  /* 文章单项 */
}
#module > div > article > div.list-item {
  flex: 0 0 24%;
  width: 24%;
  background-color: palegreen;
  margin-bottom: 0.5em;
  /* 作者、日期 */
  /* 摘要 */
  /* 配图 */
}
#module > div > article > div.list-item h2 {
  text-align: center;
  font-size: 1.3em;
  overflow: hidden;
}
#module > div > article > div.list-item > div:nth-child(2) {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
}
#module > div > article > div.list-item > div:nth-child(4) {
  height: 150px;
  width: 100%;
  overflow: hidden;
}
#module > div > article > div.list-item > div:nth-child(3) img {
  width: 100%;
}
#module > div article.ebook-detail div:nth-child(2) {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  /* 图片 */
  /* 元信息 */
  /* 简介信息 */
}
#module > div article.ebook-detail div:nth-child(2) > div:first-child {
  flex: 0 0 30%;
}
#module > div article.ebook-detail div:nth-child(2) > div:nth-child(2) {
  flex: 0 0 50%;
}
#module > div article.ebook-detail div:nth-child(2) > div:nth-child(2) dl.meta {
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-content: space-between;
}
#module > div article.ebook-detail div:nth-child(2) > div:nth-child(2) dl.meta div {
  display: table;
  width: 100%;
}
#module > div article.ebook-detail div:nth-child(2) > div:nth-child(2) dl.meta div > dd {
  width: 10%;
  display: table-cell;
}
#module > div article.ebook-detail div:nth-child(2) > div:nth-child(2) dl.meta div > dt {
  display: table-cell;
  width: 40%;
}
#module > div article.ebook-detail div:nth-child(2) > div:last-child {
  flex: 0 0 100%;
}
#module > div article.ebook-detail div:nth-child(2) > div:last-child > div {
  word-wrap: break-word;
  word-break: break-all;
}
#module > aside {
  flex: 25%;
  background-color: salmon;
}
#about .about-item {
  background-color: #ccdfd2;
  margin-top: 0.5em;
  border-width: 0.5em;
  border-radius: 1.0em;
}
#about .about-item img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
}
#module {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
  /* main  */
  /* aside */
}
#module > div .movie-list-item > div:first-child {
  border: 2px orange solid  ;
  position: relative  ;
  margin: 0 ;
  margin-top: 2em  ;
  padding: 0 ;
}
#module > div .movie-list-item > div:first-child img.movie-poster {
  display: inline-block;
  width: 100%  ;
  vertical-align: middle  ;
}
#module > div .movie-list-item > div:first-child img.movie-play-button {
  position: absolute;
  left: 50%  ;
  top: 50%  ;
  margin: -32px -32px;
  /* 播放按钮大小为64*64 */
}
#module > div .movie-list-item > div:nth-child(2) h4 {
  text-align: center;
  margin-top: 0.2em ;
}
#module > div .movie-detail .movie-detail-play {
  position: relative;
  margin: auto;
}
#module > div .movie-detail .movie-detail-play .movie-detail-tips {
  display: none;
  position: absolute;
  left: 50%;
  top: 25%;
  margin: auto;
  /* 不能正常播放时的提示 */
}
#module > div .movie-detail .movie-detail-play .movie-detail-tips > div {
  position: relative;
  left: -50%;
  top: -50%;
  color: red ;
  background: #dcdcdc;
  font-size: 2em;
}
#module > div .movie-detail .movie-detail-play .movie-detail-tips > div > a {
  color: olivedrab;
}
#module .contact {
  /* 描述 */
  /* 地图 */
  /* 反馈 */
}
#module .contact .map {
  background: lightblue;
  width: 100%;
  height: 400px;
}
#module .contact .map > div {
  width: 100%;
  height: 100%;
  overflow: hidden;
  margin: 0;
  font-family: "微软雅黑";
}
#module .contact .feedback {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-content: stretch;
}
#module .contact .feedback .feedback-form {
  flex: 50%;
  background: salmon;
}
#module .contact .feedback .feedback-form h2 {
  text-align: center;
}
#module .contact .feedback .feedback-form form {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
#module .contact .feedback .feedback-form form div {
  display: flex;
  flex-direction: row;
  margin: 0.8em;
}
#module .contact .feedback .feedback-form form div label {
  flex: 20%;
}
#module .contact .feedback .feedback-form form div input,
#module .contact .feedback .feedback-form form div textarea {
  flex: 80%;
}
#module .contact .feedback .feedback-form form div button {
  width: 100%;
}
#module .contact .feedback .feedback-info {
  flex: 50%;
  background: deepskyblue;
  padding-left: 2em;
  padding-right: 2em;
}
#module .contact .feedback .feedback-info h2 {
  text-align: center;
}
#module .contact .feedback .feedback-info form {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
#module .contact .feedback .feedback-info form input,
#module .contact .feedback .feedback-info form textarea {
  margin-bottom: 0.5em;
}
#module .contact .feedback .feedback-info form input,
#module .contact .feedback .feedback-info form textarea {
  margin-bottom: 1em;
}
#module .contact .feedback .feedback-info form button {
  margin-bottom: 0;
}