input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
  color: #999;
}
input:-moz-placeholder,
textarea:-moz-placeholder {
  color: #999;
}
input::-moz-placeholder,
textarea::-moz-placeholder {
  color: #999;
}
input:-ms-input-placeholder,
textarea:-ms-input-placeholder {
  color: #999;
}
.score {
  text-align: center;
}
.score span {
  display: inline-block;
  width: 15px;
  height: 20px;
  vertical-align: middle;
}
.score .bright {
  background: url("../img/training/bright-star.png") no-repeat center center;
}
.score .dark {
  background: url("../img/training/dark-star.png") no-repeat center center;
}
.switch-tab {
  
  background: #fff;
}
.switch-tab a {
  display: inline-block;
  margin-right: 60px;
  line-height: 55px;
  font-size: 16px;
  color: #999;
  cursor: pointer;
}
.switch-tab a:hover {
  color: #CB552D;
}
.switch-tab a.active {
  color: #CB552D;
  border-bottom: 2px solid #CB552D;
}
.switch-tab .search_box {
  float: right;
  position: relative;
  width: 216px;
  height: 28px;
  border: 1px solid #CB552D;
  border-radius: 30px;
  margin-top: 13px;
}
.switch-tab .search_box input {
  width: 100%;
  height: 100%;
  background: inherit;
  border: none;
  padding: 0 45px 0 15px;
  outline: none;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
.switch-tab .search_box .search_icon {
  position: absolute;
  top: 0px;
  right: 6px;
  display: inherit;
  width: 21px;
  height: 21px;
  padding: 4px;
  cursor: pointer;
  background: url("../images/search.png") no-repeat center center;
}
.my_book {
  position: fixed;
  display: block;
  z-index: 20000;
  top: 262px;
  right: 40px;
  width: 130px;
  height: 130px;
  text-align: center;
  background: #fff;
  border-radius: 50%;
  box-shadow: -5px 0 5px #f0f0f0, 0 -5px 5px #f0f0f0, 0 5px 5px #f0f0f0, 2px 0 5px #f0f0f0;
}
.my_book .list_icon {
  width: 50px;
  height: 50px;
  display: inline-block;
  background: url("../images/book_list.png") no-repeat center center;
  margin-top: 25px;
}
.my_book .list_text {
  font-size: 15px;
  margin-top: 10px;
  color: #CB552D;
}
.common_title {
  padding: 0 15px;
  line-height: 55px;
  border-bottom: 1px solid #f6f6f6;
  overflow: hidden;
}
.common_title .left_icon {
  display: inline-block;
  margin: 0;
  padding: 0;
  vertical-align: top;
  font-size: 16px;
  vert-align: top;
  color: #CB552D;
}
.common_title .left_icon code {
  display: inline-block;
  vertical-align: middle;
  margin-right: 10px;
}
.common_title .left_icon.browsing_icon code {
  width: 27px;
  height: 30px;
  background: url("../images/browsing_icon.png") no-repeat center center;
  position: relative;
  top: -3px;
}
.common_title .left_icon.guess_icon code {
  width: 28px;
  height: 24px;
  background: url("../images/guess_l.png") no-repeat center center;
  position: relative;
}
.common_title .change {
  display: block;
  width: 80px;
  margin: 0;
  padding: 0;
  float: right;
  vertical-align: top;
  font-size: 14px;
  color: #CB552D;
  vert-align: top;
  cursor: pointer;
}
.common_title .change code {
  display: inline-block;
  vertical-align: middle;
  width: 20px;
  height: 20px;
  background: url("../images/change_hover.png") no-repeat center center;
  margin-right: 10px;
}
.common_title .title_item {
  display: inline-block;
  color: #999;
  margin-left: 35px;
  cursor: pointer;
  font-size: 14px;
}
.common_title .title_item.active {
  color: #CB552D;
}
.supernatant {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 21000;
  background: url("../images/optBg.png") repeat;
  display: none;
}
.supernatant .vertical {
  display: table-cell;
  vertical-align: middle;
  text-align: center;
}
.supernatant .vertical .wrapper {
  position: relative;
  width: 300px;
  padding-bottom: 30px;
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  border-radius: 5px;
  background: #fff;
  margin: 0 auto;
  padding-top: 50px;
}
.supernatant .vertical .wrapper .notice {
  padding: 10px 15px 0 15px;
  font-size: 14px;
  line-height: 18px;
  color: #222;
}
.supernatant .vertical .wrapper .button-box {
  margin-top: 30px;
  font-size: 0;
}
.supernatant .vertical .wrapper .button-box .affirm {
  width: 80px;
  height: 30px;
  line-height: 30px;
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  border-radius: 5px;
  outline: none;
  font-size: 14px;
  border: 1px solid #CB552D;
  display: inline-block;
  background: #fff;
  color: #CB552D;
  margin-right: 30px;
}
.supernatant .vertical .wrapper .button-box button {
  width: 80px;
  height: 30px;
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  border-radius: 5px;
  outline: none;
  font-size: 14px;
  border: 1px solid #CB552D;
  cursor: pointer;
}
.supernatant .vertical .wrapper .button-box button.resume {
  background: #CB552D;
  color: #fff;
}
.supernatant .vertical .wrapper .success-icon {
  width: 44px;
  height: 38px;
  margin: 0 auto;
  background: url(../images/icon1.png) no-repeat -271px -5px;
}
.supernatant .vertical .wrapper .close-icon {
  cursor: pointer;
  display: inline-block;
  position: absolute;
  width: 34px;
  height: 33px;
  top: -25px;
  color: #fff;
  right: -35px;
  background: url(../images/icon1.png) no-repeat -277px -60px;
}
.main_content {
  background: #f9f9f9;
  min-width: 1200px;
}
.main_content .top_intro {
  position: relative;
  width: 1200px;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  overflow: hidden;
  padding: 16px 20px 30px 16px;
  margin-top: 20px;
  background: #fff;
}
.main_content .top_intro .left_img {
  float: left;
  width: 250px;
  height: 335px;
  margin-right: 18px;
}
.main_content .top_intro .left_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.main_content .top_intro .right_comment {
  float: right;
  height: 335px;
  position: relative;
}
.main_content .top_intro .right_comment .comment_people {
  margin-top: 15px;
  color: #CB552D;
  font-size: 14px;
  text-align: right;
}
.main_content .top_intro .right_comment .share {
  position: absolute;
  right: 0;
  bottom: 0;
  font-size: 14px;
  color: #999;
  cursor: pointer;
}
.main_content .top_intro .right_comment .share code {
  display: inline-block;
  margin-right: 8px;
  width: 18px;
  height: 20px;
  vertical-align: middle;
  background: url(../images/icon11.png) no-repeat -38px -389px;
}
.main_content .top_intro .right_comment .share:hover {
  color: #CB552D;
}
.main_content .top_intro .right_comment .share:hover code {
  background: url(../images/icon11.png) no-repeat -38px -424px;
}
.main_content .top_intro .center_info .bottom_info {
  position: absolute;
  bottom: 30px;
  left: 284px;
}
.main_content .top_intro .center_info .base_info .name {
  display: inline-block;
  font-size: 18px;
  line-height: 24px;
  color: #000;
  max-width: 450px;
}
.main_content .top_intro .center_info .base_info .author {
  vertical-align: top;
  line-height: 24px;
  display: inline-block;
  margin-left: 22px;
  font-size: 16px;
  color: #999;
}
.main_content .top_intro .center_info .book_tag span {
  display: inline-block;
  margin-top: 20px;
  font-size: 14px;
  padding: 5px 20px;
  color: #999;
  border: 1px solid #eee;
  border-radius: 30px;
  margin-right: 10px;
}
.main_content .top_intro .center_info .chapter {
  color: #999;
  font-size: 14px;
}
.main_content .top_intro .center_info .words {
  color: #999;
  font-size: 14px;
  margin-top: 20px;
}
.main_content .top_intro .center_info .jump {
  margin-top: 30px;
  display: inline-block;
  width: 140px;
  height: 42px;
  background: #CB552D;
  border: 1px solid #CB552D;
  color: #fff;
  border-radius: 5px;
  font-size: 14px;
  line-height: 42px;
  cursor: pointer;
  text-align: center;
}
.main_content .top_intro .center_info .jump code {
  display: inline-block;
  width: 16px;
  height: 18px;
  vertical-align: middle;
  margin-right: 5px;
}
.main_content .top_intro .center_info .jump.start_reading code {
  width: 18px;
  height: 18px;
  background: url("../images/read_num.png") no-repeat center center;
}
.main_content .top_intro .center_info .jump.audio_play {
  font-size: 16px;
}
.main_content .top_intro .center_info .jump.audio_play code {
  margin-right: 10px;
  width: 28px;
  height: 28px;
  background: url("../images/audio_play.png") no-repeat center center;
}
.main_content .top_intro .center_info .jump.add_list code {
  background: url("../images/addlist_click.png") no-repeat center center;
}
.main_content .top_intro .center_info .reading_num {
  display: inline-block;
  vertical-align: bottom;
  line-height: 42px;
  font-size: 14px;
  color: #999;
  margin: 0 35px 0 10px;
}
.main_content .bottom_side {
  overflow: hidden;
  width: 1200px;
  padding-bottom: 30px;
}
.main_content .bottom_side .right_sub {
  float: right;
  width: 340px;
}
.main_content .bottom_side .right_sub .right_box {
  background: #fff;
  margin-top: 20px;
}
.main_content .bottom_side .right_sub .right_box .book_list {
  overflow: hidden;
  font-size: 0;
}
.main_content .bottom_side .right_sub .right_box .book_list .list_item {
  width: 140px;
  margin: 20px 15px 30px 15px;
  float: left;
}
.main_content .bottom_side .right_sub .right_box .book_list .list_item .img_wrapper {
  position: relative;
  width: 100%;
  height: 210px;
}
.main_content .bottom_side .right_sub .right_box .book_list .list_item .img_wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.main_content .bottom_side .right_sub .right_box .book_list .list_item .img_wrapper .img_layer {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
}
.main_content .bottom_side .right_sub .right_box .book_list .list_item .img_wrapper .img_layer .to_read {
  display: block;
  margin: 78px auto 0 auto;
  width: 115px;
  height: 35px;
  background: #CB552D;
  border: 1px solid #CB552D;
  color: #fff;
  border-radius: 35px;
  font-size: 14px;
  line-height: 35px;
  cursor: pointer;
  text-align: center;
}
.main_content .bottom_side .right_sub .right_box .book_list .list_item .img_wrapper .img_layer .to_read code {
  display: inline-block;
  width: 16px;
  height: 16px;
  vertical-align: middle;
  margin-right: 5px;
  background: url("../images/read_num.png") no-repeat center top;
  background-size: 16px 16px;
}
.main_content .bottom_side .right_sub .right_box .book_list .list_item .img_wrapper .img_layer .play_icon {
  position: absolute;
  top: 70px;
  left: 60px;
  width: 40px ;
  height: 40px;
  background: url("../images/play.png") no-repeat center center;
}
.main_content .bottom_side .right_sub .right_box .book_list .list_item .img_wrapper:hover .img_layer {
  display: block;
}
.main_content .bottom_side .right_sub .right_box .book_list .list_item .book_name {
  font-size: 15px;
  color: #222;
  margin-top: 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.main_content .bottom_side .right_sub .right_box .book_list .list_item .author {
  color: #999;
  font-size: 13px;
  margin-top: 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.main_content .bottom_side .left_sub {
  margin-top: 20px;
  width: 840px;
}
.main_content .bottom_side .left_sub .switch_sub {
  background: #fff;
  padding: 0 18px;
  border-bottom: 1px solid #f9f9f9;
}
.main_content .bottom_side .left_sub .switch_sub span {
  display: inline-block;
  margin-right: 60px;
  line-height: 55px;
  font-size: 16px;
  color: #999;
  cursor: pointer;
}
.main_content .bottom_side .left_sub .switch_sub span:hover {
  color: #CB552D;
}
.main_content .bottom_side .left_sub .switch_sub span.active {
  color: #CB552D;
  border-bottom: 2px solid #CB552D;
}
.main_content .bottom_side .left_sub .abstract {
  padding: 18px;
  background: #fff;
}
.main_content .bottom_side .left_sub .abstract p {
  font-size: 14px;
  line-height: 40px;
  color: #999;
}
.main_content .bottom_side .left_sub .sbu_item .directory {
  overflow: hidden;
  padding: 0 18px 30px 18px;
  background: #fff;
}
.main_content .bottom_side .left_sub .sbu_item .directory .directory_item {
  margin-top: 40px;
  color: #999;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.main_content .bottom_side .left_sub .sbu_item .directory .directory_item code {
  display: inline-block;
  width: 14px;
  height: 17px;
  background: url("../images/chapter.png") no-repeat center center;
  vertical-align: middle;
  margin-right: 30px;
}
.main_content .bottom_side .left_sub .sbu_item .directory .directory_item .directory_chapter {
  margin-left: 5px;
}
.main_content .bottom_side .left_sub .sbu_item .directory .directory_item .words {
  margin-left: 35px;
}
.main_content .bottom_side .left_sub .sbu_item .directory .directory_item:hover {
  color: #CB552D;
  cursor: pointer;
}
.main_content .bottom_side .left_sub .sbu_item .directory .directory_item:hover code {
  background: url("../images/chapter_hover.png") no-repeat center center;
}
.main_content .bottom_side .left_sub .sbu_item .directory.audio_directory .directory_item {
  padding-top: 5px;
  margin-top: 35px;
}
.main_content .bottom_side .left_sub .sbu_item .directory.audio_directory .directory_item code {
  font-size: 16px;
  background: inherit;
}
.main_content .bottom_side .left_sub .sbu_item .directory.audio_directory .directory_item .duration {
  float: right;
}
.main_content .bottom_side .left_sub .sbu_item .directory.audio_directory .directory_item .listen_num {
  float: right;
  margin-right: 45px;
}
.main_content .bottom_side .left_sub .sbu_item .directory.audio_directory .directory_item .listen_num i {
  vertical-align: middle;
  margin-right: 5px;
  display: inline-block;
  width: 20px;
  height: 23px;
  position: relative;
  top: -2px;
  background: url("../images/listen_num.png") no-repeat left top;
}
.main_content .bottom_side .left_sub .sbu_item .directory.audio_directory .directory_item .play_num {
  float: right;
  margin-right: 45px;
}
.main_content .bottom_side .left_sub .sbu_item .directory.audio_directory .directory_item .play_num i {
  vertical-align: middle;
  margin-right: 5px;
  display: inline-block;
  width: 20px;
  height: 20px;
  background: url("../images/play_num.png") no-repeat left top;
}
.main_content .bottom_side .left_sub .sbu_item .directory.audio_directory .directory_item:hover code {
  font-size: 0;
  background: url("../images/chapter_hover.png") no-repeat center center;
}
.main_content .bottom_side .left_sub .sbu_item .directory.audio_directory .directory_item:hover .listen_num i {
  background: url("../images/listen_num_hover.png") no-repeat left top;
}
.main_content .bottom_side .left_sub .sbu_item .directory.audio_directory .directory_item:hover .play_num i {
  background: url("../images/play_num_hover.png") no-repeat left top;
}
.main_content .bottom_side .left_sub .comment_score {
  padding: 18px 0 0 0;
  background: #fff;
}
.main_content .bottom_side .left_sub .comment_score .write_comment {
  border: 1px dotted #eee;
  padding: 20px 20px 40px 20px;
  margin: 0 18px;
}
.main_content .bottom_side .left_sub .comment_score .write_comment .mark .mark_text {
  color: #999;
  margin-right: 10px;
}
.main_content .bottom_side .left_sub .comment_score .write_comment .mark .score_level {
  font-size: 14px;
  color: #CB552D;
  margin-left: 15px;
}
.main_content .bottom_side .left_sub .comment_score .write_comment textarea {
  resize: none;
  width: 100%;
  padding: 15px;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  height: 148px;
  border: 1px solid #eee;
  margin-top: 20px;
  font-size: 14px;
  outline: none;
  color: #666;
  font-family: "PingFang-SC", "微软雅黑";
}
.main_content .bottom_side .left_sub .comment_score .write_comment .remain_words {
  display: inline-block;
  color: #999;
  font-size: 15px;
  margin-top: 10px;
}
.main_content .bottom_side .left_sub .comment_score .write_comment .remain_words span {
  color: #CB552D;
}
.main_content .bottom_side .left_sub .comment_score .write_comment button {
  float: right;
  width: 106px;
  height: 36px;
  color: #fff;
  font-size: 14px;
  margin-top: 10px;
  background: #CB552D;
  border: none;
  outline: none;
  border-radius: 5px;
  cursor: pointer;
}
.main_content .bottom_side .left_sub .comment_score .score_of_average {
  padding: 0 18px;
  margin-top: 40px;
  overflow: hidden;
}
.main_content .bottom_side .left_sub .comment_score .score_of_average .left_score {
  float: left;
  padding: 60px 70px 60px 0;
  border-right: 1px solid #eee;
}
.main_content .bottom_side .left_sub .comment_score .score_of_average .left_score .score_text {
  color: #999;
  margin: 15px 0 0 10px;
}
.main_content .bottom_side .left_sub .comment_score .score_of_average .right_score {
  margin-left: 215px;
}
.main_content .bottom_side .left_sub .comment_score .score_of_average .right_score .mark {
  margin-top: 20px;
}
.main_content .bottom_side .left_sub .comment_score .score_of_average .right_score .mark:first-child {
  margin-top: 0;
}
.main_content .bottom_side .left_sub .comment_score .score_of_average .right_score .mark .score_level {
  margin-right: 20px;
  font-size: 14px;
  color: #999;
}
.main_content .bottom_side .left_sub .comment_score .score_of_average .right_score .mark .accounted {
  color: #999;
  font-size: 14px;
  margin-left: 40px;
}
.main_content .bottom_side .left_sub .comment_score .comment_content {
  margin-top: 50px;
}
.main_content .bottom_side .left_sub .comment_score .comment_content h5 {
  font-size: 16px;
  color: #999;
  margin-bottom: 30px;
  padding: 0 18px;
}
.main_content .bottom_side .left_sub .comment_score .comment_content h5 span {
  color: #CB552D;
}
.main_content .bottom_side .left_sub .comment_score .comment_content .comment_item {
  padding: 20px 18px;
  border-bottom: 1px solid #eee;
  overflow: hidden;
}
.main_content .bottom_side .left_sub .comment_score .comment_content .comment_item img {
  float: left;
  width: 60px;
  height: 60px;
  border-radius: 50%;
}
.main_content .bottom_side .left_sub .comment_score .comment_content .comment_item .user_info {
  margin-left: 70px;
}
.main_content .bottom_side .left_sub .comment_score .comment_content .comment_item .user_info .nickname {
  font-size: 16px;
  color: #222;
  margin-right: 35px;
}
.main_content .bottom_side .left_sub .comment_score .comment_content .comment_item .user_info .publish_time {
  color: #999;
  font-size: 14px;
}
.main_content .bottom_side .left_sub .comment_score .comment_content .comment_item .user_info .score {
  float: right;
}
.main_content .bottom_side .left_sub .comment_score .comment_content .comment_item .comment_text {
  margin-left: 70px;
  margin-top: 10px;
  color: #666;
  font-size: 14px;
  line-height: 24px;
}
.main_content .bottom_side .left_sub .comment_score .comment_content .no_more {
  color: #999;
  font-size: 14px;
  text-align: center;
  padding: 30px 18px;
}
.main_content .bottom_side .left_sub .comment_score .comment_content .no_more .to_comment {
  cursor: pointer;
  float: right;
}
.main_content .bottom_side .left_sub .comment_score .comment_content .no_more .to_comment code {
  display: inline-block;
  width: 17px;
  height: 16px;
  margin-right: 3px;
  background: url("../images/icon11.png") no-repeat -311px -187px;
  vertical-align: middle;
}
.tca {
  width: 100%;
  height: auto;
  display: none;
}
.tca .tcoptBg {
  width: 100%;
  height: 100%;
  background: url(../images/optBg.png);
  position: fixed;
  left: 0;
  top: 0;
  z-index: 9998;
}
.tca .tcCenC {
  width: 100%;
  height: 200px;
  position: fixed;
  left: 0;
  top: 30%;
  z-index: 9999;
}
.tca .tcCenShare {
  width: 300px;
  _width: 260px;
  background: #fff;
  border-radius: 4px;
  padding: 30px;
  margin: 0 auto;
  position: relative;
  z-index: 9999;
}
.tca .tcCenCa_close {
  width: 35px;
  height: 35px;
  background: url(../images/icon1.png) no-repeat -275px -58px;
  display: inline-block;
  position: absolute;
  right: -35px;
  top: -20px;
  cursor: pointer;
}
.tca .tcCenShare_font {
  font-size: 14px;
  color: #666;
  line-height: 30px;
  text-align: center;
}
.tca .tcCenShare_icon {
  text-align: center;
  margin: 15px 0;
}
.tca .bdsharebuttonbox {
  height: 40px;
  display: inline-block;
  vertical-align: top;
}
.tca .tcCenShare .bdshare-button-style0-16 .bds_qzone {
  width: 40px;
  height: 40px;
  background-image: url(../images/icon1.png);
  background-repeat: no-repeat;
  display: inline-block;
  margin: 0 10px -15px 0;
}
.tca .tcCenShare .bdshare-button-style0-16 .bds_tsina {
  width: 40px;
  height: 40px;
  background-image: url(../images/icon1.png);
  background-repeat: no-repeat;
  display: inline-block;
  margin: 0 10px -15px 0;
}
.tca .tcCenShare .bdshare-button-style0-16 .bds_weixin {
  width: 40px;
  height: 40px;
  background-image: url(../images/icon1.png);
  background-repeat: no-repeat;
  display: inline-block;
  margin: 0 10px -15px 0;
}
.tca .tcCenShare .bdshare-button-style0-16 a,
.tca .bdshare-button-style0-16 .bds_more {
  padding-left: 14px;
}