/* 默认颜色 */
/* 垂直居中 */
.vc {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
}
/* 文本超出隐藏并显示省略号 */
@media (max-width: 992px) {
  .clearPaddingLeftByMargin {
    margin-left: -15px;
  }
}
@media (max-width: 992px) {
  .clearPaddingRightByMargin {
    margin-right: -15px;
  }
}
.null {
  text-align: center;
  margin-top: 5rem;
  margin-bottom: 5rem;
}
body {
  background-color: #f4f4f4;
}
.nkcshade {
  background-color: rgba(255, 255, 255, 0.87);
}
.apply-column {
  min-height: 50rem;
}
.apply-column img {
  width: 20rem;
  max-width: 100%;
}
.apply-column .apply-button {
  border: 1px solid #e85a71;
  display: inline-block;
  line-height: 2.8rem;
  height: 2.8rem;
  padding: 0 1rem;
  border-radius: 3px;
  background-color: #e85a71;
  color: #fff;
}
.apply-column .apply-button:hover,
.apply-column .apply-button:focus {
  text-decoration: none;
}
.apply-column .apply-button:active {
  background-color: #d0485e;
}
.apply-column-banner {
  width: 100%;
  height: 8rem;
  font-size: 1.25rem;
  color: #aaa;
  line-height: 8rem;
  border-radius: 3px;
  text-align: center;
  cursor: pointer;
  background-color: #ddd;
}
img.apply-column-banner {
  height: auto;
}
.apply-column-avatar {
  display: inline-block;
  margin-top: 1rem;
  margin-bottom: 1rem;
  border-radius: 3px;
  height: 12rem;
  cursor: pointer;
  color: #aaa;
  width: 12rem;
  background-color: #ddd;
  text-align: center;
  line-height: 12rem;
}
.column {
  /*min-height: 50rem;*/
  max-width: 1300px;
  width: 100%;
  margin: auto;
}
.column-banner {
  width: 100%;
  overflow: hidden;
  height: 25rem;
  position: relative;
  background-position: center center;
}
@media (max-width: 767px) {
  .column-banner {
    width: 100%;
    overflow: hidden;
    height: 20rem;
    position: relative;
    background-position: center center;
  }
}
.column-info {
  position: relative;
  /*min-height: 7rem;*/
  width: 100%;
  /*padding-left: 20rem;*/
}
.column-banner-body {
  position: relative;
  width: 100%;
  background-color: #fff;
  /*box-shadow: 0 0 5px 0 rgba(0,0,0,0.1);*/
}
.column-other-info {
  text-align: center;
}
.column-other-info > div {
  /*display: inline-block;*/
}
.column-other-info > div:last-child {
  margin-top: 0.5rem;
}
.column-button {
  text-align: right;
  margin-top: 0;
}
.column-sub-button {
  height: 2rem;
  position: relative;
  vertical-align: top;
  box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.2);
  font-weight: 700;
  background-color: #9baec8;
  display: inline-block;
  border-radius: 3px;
}
.column-sub-button.active {
  background-color: #2b90d9;
}
.column-sub-button.active button {
  /*color: #fff;*/
}
.column-sub-button span {
  line-height: 2rem;
  text-align: center;
  color: #fff;
  padding-right: 1rem;
}
.column-sub-button button {
  height: 2rem;
  vertical-align: top;
  border: none;
  padding-right: 1rem;
  background-color: rgba(0, 0, 0, 0);
  color: #fff;
  padding-left: 1rem;
}
.column-sub-button button:focus {
  outline: none;
}
.column-user {
  padding: 1rem 0;
  border-radius: 5px;
  /*border: 1px solid #eee;*/
}
.column-user-avatar {
  text-align: center;
}
.column-user-avatar img {
  height: 5rem;
  width: 5rem;
  border-radius: 50%;
}
.column-user-username {
  font-size: 1.4rem;
  margin-top: 0.3rem;
  display: block;
  color: #282c37;
  text-align: center;
  /*font-weight: 700;*/
}
.column-user-username:hover,
.column-user-username:focus {
  text-decoration: none;
}
.column-user-username:hover {
  color: #282c37;
}
.column-user-description {
  text-align: center;
  margin-top: 0.5rem;
  max-height: 2.8rem;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: 1rem;
}
.column-management .col-xs-4 {
  height: 5rem;
  position: relative;
  cursor: pointer;
  color: #555;
}
.column-management .col-xs-4:hover {
  text-decoration: none;
  color: #282c37;
}
.column-management .col-xs-4:focus {
  text-decoration: none;
}
.column-management .col-xs-4 .fa {
  display: block;
  width: 100%;
  height: 3rem;
  line-height: 3rem;
  font-size: 1.6rem;
  text-align: center;
}
.column-management .name {
  display: block;
  text-align: center;
  font-size: 1rem;
}
.column-header {
  color: #9baec8;
  height: 2rem;
  line-height: 2rem;
}
.column-settings-nav a {
  display: inline-block;
  height: 2.8rem;
  padding: 0 1rem;
  margin-right: 0.5rem;
  line-height: 2.8rem;
  border-radius: 3px;
  color: #9baec8;
}
.column-settings-nav a:hover,
.column-settings-nav a:focus {
  text-decoration: none;
}
.column-settings-nav a:hover,
.column-settings-nav a.active {
  background-color: #2b90d9;
  color: #fff;
}
.column-settings-banner {
  position: relative;
  cursor: pointer;
}
.column-settings-banner:before {
  height: 100%;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  content: '';
  left: 0;
  top: 0;
  position: absolute;
}
.column-settings-banner:after {
  content: '点击更换专栏背景';
  font-size: 1.25rem;
  color: #fff;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  display: block;
  text-align: center;
  position: absolute;
  height: 2rem;
  width: 10rem;
}
.column-settings-banner img {
  width: 100%;
  border-radius: 3px;
}
.column-settings-avatar {
  text-align: center;
  margin-top: 1rem;
  display: inline-block;
  position: relative;
}
.column-settings-avatar:before {
  content: '';
  position: absolute;
  height: 100%;
  width: 100%;
  left: 0;
  top: 0;
  background-color: rgba(0, 0, 0, 0.5);
}
.column-settings-avatar:after {
  content: '点击更换专栏头像';
  font-size: 1.25rem;
  position: absolute;
  padding-top: 6rem;
  height: 100%;
  width: 100%;
  text-align: center;
  top: 0;
  left: 0;
  color: #fff;
}
.column-settings-avatar img {
  border-radius: 3px;
  width: 14rem;
}
.column-settings-post-category {
  cursor: pointer;
  display: block;
  height: 3.6rem;
  line-height: 3.6rem;
  border-top: 1px solid #eee;
  padding: 0 0.5rem;
  color: #656565;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
}
.column-settings-post-category .pull-right {
  display: inline-block;
  color: #9baec8;
  position: absolute;
  right: 1.8rem;
}
.column-settings-post-category:hover,
.column-settings-post-category:focus {
  text-decoration: none;
  color: #656565;
}
.column-settings-post-category:hover,
.column-settings-post-category.active {
  background-color: #f6f6f6;
}
.column-settings-post-category:last-child {
  border-bottom: 1px solid #eee;
}
.column-settings-posts {
  /*background-color: #f6f6f6;*/
  margin-top: 1rem;
  min-height: 40rem;
}
.column-settings-posts .blank {
  min-height: 40rem;
  padding-top: 17rem;
  font-weight: 700;
  text-align: center;
  color: #282c37;
  font-size: 1.4rem;
}
.column-settings-category-name .fa {
  font-size: 1.2rem;
  cursor: pointer;
  display: inline-block;
  padding: 0 0.5rem;
  color: #9baec8;
}
.post-radio {
  display: table-cell;
  vertical-align: top;
}
.post-radio .checkbox {
  margin-top: 5px;
  margin-bottom: 0;
}
.post-content {
  display: table-cell;
  padding-top: 0.5rem;
  width: 10000px;
}
.column-settings-post .pull-right {
  /*display: none;*/
}
.column-settings-post:hover .pull-right {
  display: block;
}
.post-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #2b90d9;
}
.post-title:hover,
.post-title:focus {
  text-decoration: none;
  color: #2b90d9;
}
.post-info {
  display: block;
  width: 100%;
  font-size: 1rem;
  padding: 0.5rem 0;
  color: #9baec8;
}
.column-settings-post {
  background-color: #f6f6f6;
  padding: 0.5rem;
  margin: 1rem 0;
  border-radius: 3px;
}
.column-post-title {
  display: -webkit-box;
  overflow: hidden;
  word-break: break-all;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  max-height: 2.4rem;
}
.column-post-title a {
  vertical-align: top;
  display: inline;
  font-weight: 700;
  color: #282c37;
  border-bottom: 1px solid rgba(0, 0, 0, 0);
  transition: border-bottom-color 200ms;
}
.column-post-title a:hover,
.column-post-title a:focus {
  text-decoration: none;
}
.column-post-title a:hover {
  border-bottom-color: #282c37;
  color: #282c37;
}
.column-posts-post {
  margin-bottom: 3rem;
}
.column-post:hover {
  /*box-shadow: 0 0 10px 0 rgba(0,0,0,0.2);*/
}
.column-posts-body {
  padding: 1rem 0;
}
.column-posts-body .column-post:last-child {
  margin-bottom: 0;
}
.column-post-cover {
  display: table-cell;
  vertical-align: top;
}
.column-post-cover > div {
  border-radius: 3px;
  margin-right: 1rem;
  background-size: cover;
}
.column-post-abstract {
  width: 100%;
}
.column-post-body.cover .column-post-abstract {
  vertical-align: top;
  padding-top: 0;
  width: 10000px;
  display: table-cell;
}
.column-post-content {
  max-height: 3.4rem;
  overflow: hidden;
  font-size: 1.2rem;
  color: #000;
  word-break: break-all;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.column-post-content.post {
  margin-top: 0;
  margin-bottom: 1rem;
}
.column-thread-author {
  font-weight: 700;
  color: #2b90d9;
  margin-right: 0.5rem;
}
.column-post-management-abstract {
  color: #9baec8;
  font-size: 1rem;
  margin-top: 0.5rem;
}
.column-thread-author img {
  height: 18px;
  margin-top: -1px;
  width: 18px;
  border-radius: 50%;
  margin-right: 0.2rem;
}
.column-post-time {
  display: inline-block;
  color: #555;
  font-size: 1rem;
}
.column-post-forums {
  display: inline-block;
  float: right;
}
.column-post-info {
  margin-top: 1rem;
}
.column-post-author img {
  height: 18px;
  margin-top: -1px;
  width: 18px;
  border-radius: 50%;
  margin-right: 0.2rem;
}
.column-post-author {
  color: #555;
  font-size: 1rem;
}
.column-post-forum {
  color: #555;
  margin-right: 0.5rem;
  font-size: 1rem;
}
.column-post-forum:hover,
.column-post-forum:focus,
.column-post-author:hover,
.column-post-author:focus {
  color: #9baec8;
  text-decoration: none;
}
.column-post-forum:hover,
.column-post-author:hover {
  color: #282c37;
}
.column-user-button {
  text-align: center;
}
.column-user-button a {
  color: #9baec8;
  font-size: 1rem;
}
.column-user-button a:first-child {
  margin-right: 0.5rem;
}
.column-user-button a:hover,
.column-user-button a:focus {
  text-decoration: none;
}
.column-user-button a:hover {
  color: #282c37;
}
.contribute-column > * {
  display: inline-block;
  vertical-align: top;
  height: 5rem;
}
.contribute-column img {
  border-radius: 3px;
  margin-right: 0.5rem;
}
.contribute-column .name {
  font-size: 1.5rem;
  color: #2b90d9;
  font-weight: 700;
}
.contribute-column .name:hover,
.contribute-column .name:focus {
  text-decoration: none;
}
.contribute-thread a {
  vertical-align: top;
}
.contribute-count {
  position: absolute;
  height: 16px;
  font-size: 1rem;
  padding: 0 5px;
  border-radius: 8px;
  background-color: #e85a71;
  color: #fff;
  text-align: center;
  line-height: 16px;
  top: 0;
  right: 10px;
}
.contribute-list-nav a {
  display: block;
  height: 3.6rem;
  line-height: 3.6rem;
  color: #9baec8;
  border-top: 1px solid #f4f4f4;
  background-color: #fafafa;
  padding: 0 0.5rem;
}
.contribute-list-nav a:hover,
.contribute-list-nav a:focus {
  text-decoration: none;
}
.contribute-list-nav a:hover,
.contribute-list-nav a.active {
  background-color: #eee;
  /*color: #282c37;*/
}
.contribute-list-li {
  margin-bottom: 1rem;
}
.contribute-list-li p {
  font-size: 1rem;
  color: #9baec8;
}
.column-fast-set-body {
  display: none;
}
.column-share-body {
  display: none;
}
.column-fast-set-btn {
  cursor: pointer;
  height: 2rem;
  margin-top: 0.5rem;
  color: #9baec8;
  text-align: center;
  line-height: 2rem;
}
.column-category-list {
  background-color: #fefefe;
}
.column-category-li {
  padding: 1rem 0;
  border-bottom: 1px solid #eee;
  border-radius: 3px;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
  cursor: pointer;
  font-weight: 700;
  color: #282c37;
}
.column-category-li .pull-right {
  /*display: none;*/
}
.column-category-li:hover .pull-right {
  display: block;
}
.column-category-li:hover,
.column-category-li.active {
  background-color: #eee;
}
.column-category-children {
  margin-left: 1rem;
}
.column-posts-body-info {
  text-align: center;
  margin-top: -1rem;
  height: 2.5rem;
  line-height: 2.5rem;
  margin-bottom: 2rem;
  font-size: 1.2rem;
  font-weight: 700;
  color: #282c37;
  background-color: rgba(0, 0, 0, 0.1);
}
.column-category {
  display: block;
  height: 3rem;
  line-height: 3rem;
  color: #282c37;
  font-size: 1.2rem;
  border-bottom: 1px solid #f6f6f6;
}
.column-category-count {
  display: inline-block;
}
.column-categories .column-category:last-child {
  border-bottom: none;
}
.column-category:hover,
.column-category:focus {
  text-decoration: none;
  color: #282c37;
}
.column-category:hover,
.column-category.active {
  color: #000;
}
.column-categories {
  padding-top: 0.5rem;
}
.column-category-nav {
  margin-bottom: 0.5rem;
}
.column-category-nav a {
  font-size: 1.3rem;
  color: #282c37;
  font-weight: 700;
}
.column-category-nav a:hover,
.column-category-nav a:focus {
  text-decoration: none;
  color: #2b90d9;
}
.column-category-nav span {
  padding: 0.5rem;
}
.column-category-abbr {
  /*color: #767778;
  font-size: 1.2rem;
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;*/
}
.column-transfer-user {
  margin: 1rem 0;
}
.column-transfer-user img {
  height: 2rem;
  border-radius: 50%;
  margin-right: 0.5rem;
  width: 2rem;
}
.column-transfer-user span {
  font-size: 1.2rem;
  font-weight: 700;
}
.column-nav {
  padding: 0;
  margin: 0;
  font-size: 0;
  /*overflow-x: scroll;*/
  /*overflow-y: hidden;*/
}
.column-nav > li {
  list-style: none;
  display: inline-block;
  margin: 0.2rem 0;
  position: relative;
}
.column-nav > li > a {
  display: inline-block;
  height: 2rem;
  font-size: 1.25rem;
  font-weight: 700;
  padding: 0 0.5rem;
  margin-right: 1rem;
  text-align: center;
  color: #282c37;
  cursor: pointer;
  line-height: 2rem;
}
.column-nav > li > a:hover,
.column-nav > li > a:focus {
  text-decoration: none;
}
.column-nav > li > a:hover {
  color: #2b90d9;
}
.column-links {
  padding-top: 0.5rem;
}
.column-links a {
  margin-bottom: 0.4rem;
  display: inline-block;
  cursor: pointer;
  margin-right: 1rem;
  color: #555;
}
.column-timeline {
  height: 2.5rem;
  line-height: 2.5rem;
}
.column-links a:hover,
.column-links a:focus {
  text-decoration: none;
  color: #282c37;
}
.column-side-block .form {
  padding: 1rem 1rem 0.8rem 1rem;
  background-color: #eee;
  margin-bottom: 0.5rem;
}
.column-thread-panel .checkbox label {
  vertical-align: top;
}
.column-thread-title {
  font-size: 1.5rem;
  cursor: pointer;
}
.column-thread-url {
  margin-left: 0.5rem;
  font-size: 1.4rem;
}
.column-thread-url:hover,
.column-thread-url:focus {
  text-decoration: none;
}
.column-thread-content {
  color: #666;
}
.column-thread-abstract {
  max-height: 7.2rem;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
}
.column-thread-cover {
  display: table-cell;
}
.column-thread-info {
  display: none;
}
.column-thread-cover img {
  width: 12rem;
  margin-right: 1rem;
  border-radius: 3px;
}
.column-thread-content {
  vertical-align: top;
  display: table-cell;
}
.column-management-button {
  margin-left: 1rem;
  cursor: pointer;
  color: #c7c7c7;
}
.column-management-button:hover {
  color: #282c37;
}
.column-settings-page-title {
  font-size: 1.3rem;
  font-weight: 700;
}
.column-settings-page-abstract {
  margin-top: 0.8rem;
}
.column-settings-page-content {
  background-color: #f4f4f4;
  border-radius: 3px;
  padding: 1rem;
  margin-bottom: 0.5rem;
}
.column-page-title {
  font-size: 2.5rem;
  padding: 1rem;
  text-align: center;
  font-weight: 700;
}
.column-page-content {
  margin-top: 0;
  position: relative;
  font-size: 16px;
  overflow: hidden;
}
.column-page-content img,
.column-page-content video {
  border-radius: 7px;
  max-width: 100%;
}
.column-avatar-body {
  position: relative;
  width: 100%;
}
.column-avatar-body.hide-banner {
  padding-top: 5rem;
}
.column-avatar-body.hide-banner .column-avatar-container .column-avatar {
  top: 0;
  height: 8rem;
  width: 8rem;
}
.column-avatar-body .column-avatar-container {
  height: 6rem;
  padding-left: 11rem;
  padding-right: 28rem;
  position: relative;
}
@media (max-width: 991px) {
  .column-avatar-body .column-avatar-container {
    padding-left: 9rem;
    padding-right: 0.5rem;
    height: inherit;
  }
}
.column-avatar-body .column-avatar-container .column-avatar {
  position: absolute;
  left: 0;
  top: -4rem;
  height: 10rem;
  width: 10rem;
  border-radius: 1rem;
  background-color: rgba(0, 0, 0, 0.2);
}
@media (max-width: 991px) {
  .column-avatar-body .column-avatar-container .column-avatar {
    height: 7.69230769rem;
    width: 7.69230769rem;
    left: 0.5rem;
    top: -3.5rem;
  }
}
.column-avatar-body .column-avatar-container .column-avatar img {
  border: 4px solid rgba(255, 255, 255, 0.9);
  box-sizing: border-box;
  height: 100%;
  width: 100%;
  border-radius: 1rem;
}
.column-avatar-body .column-avatar-container .column-name-info {
  height: 100%;
  overflow: hidden;
}
.column-avatar-body .column-avatar-container .column-name-info .column-name {
  margin-top: 1rem;
  font-weight: 600;
  font-size: 1.8rem;
  height: 2.3rem;
  word-break: break-word;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  color: #000;
}
@media (max-width: 991px) {
  .column-avatar-body .column-avatar-container .column-name-info .column-name {
    margin-top: 0.5rem;
    font-size: 1.3rem;
    height: 2rem;
  }
}
.column-avatar-body .column-avatar-container .column-name-info .column-abbr {
  margin-top: 0.5rem;
  font-size: 1.2rem;
  color: #000;
  word-break: break-word;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}
@media (max-width: 991px) {
  .column-avatar-body .column-avatar-container .column-name-info .column-abbr {
    margin-top: 0;
    max-height: 2.8rem;
    font-size: 1rem;
    word-break: break-word;
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }
}
@media (min-width: 768px) {
  .column-avatar-body .column-avatar-container .column-name-info .column-abbr {
    height: 1.6rem;
    word-break: break-word;
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
  }
}
.column-avatar-body .column-avatar-container .column-name-numbers {
  height: 100%;
  padding-top: 1rem;
  width: 28rem;
  position: absolute;
  top: 0;
  right: 0;
  text-align: right;
}
.column-avatar-body .column-avatar-container .column-name-numbers .column-name-number {
  width: 6rem;
  border: 1px solid #ddd;
  display: inline-block;
  background-color: #fff;
  text-align: center;
  border-radius: 5px;
  overflow: hidden;
}
.column-avatar-body .column-avatar-container .column-name-numbers .column-name-number h5 {
  height: 2.5rem;
  line-height: 2.5rem;
  background-color: #d9e1e8;
  font-size: 1rem;
  margin: 0;
}
.column-avatar-body .column-avatar-container .column-name-numbers .column-name-number span {
  font-size: 1.2rem;
  height: 2.5rem;
  line-height: 2.5rem;
  font-style: oblique;
  font-weight: 700;
}
.column-avatar-body .column-avatar-container .column-subscribe {
  height: 100%;
  position: absolute;
  top: 0;
  right: 0;
  width: 28rem;
}
@media (max-width: 991px) {
  .column-avatar-body .column-avatar-container .column-subscribe {
    position: relative;
    display: none;
    width: 100%;
  }
}
.column-avatar-body .column-avatar-container .column-subscribe[data-subscribed='true'] .column-subscribe-container {
  border: 1px solid #d9e1e8;
}
.column-avatar-body .column-avatar-container .column-subscribe[data-subscribed='true'] .column-subscribe-container .column-number {
  color: #000;
}
.column-avatar-body .column-avatar-container .column-subscribe[data-subscribed='true'] .column-subscribe-container .column-button {
  color: #000;
  background-color: #d9e1e8;
}
.column-avatar-body .column-avatar-container .column-subscribe[data-subscribed='true'] .column-subscribe-container .column-button:before {
  content: '已关注';
}
.column-avatar-body .column-avatar-container .column-subscribe .column-subscribe-container {
  float: right;
  margin-top: 2rem;
  border-radius: 2px;
  border: 1px solid #2b90d9;
}
.column-avatar-body .column-avatar-container .column-subscribe .column-subscribe-container .column-number {
  font-size: 1rem;
  height: 2rem;
  line-height: 2rem;
  text-align: center;
  color: #2b90d9;
  /*&.subscribed{
            color: #000;
          }*/
}
.column-avatar-body .column-avatar-container .column-subscribe .column-subscribe-container .column-button {
  height: 3rem;
  width: 7rem;
  line-height: 3rem;
  text-align: center;
  background-color: #2b90d9;
  color: #fff;
  user-select: none;
  cursor: pointer;
}
.column-avatar-body .column-avatar-container .column-subscribe .column-subscribe-container .column-button:hover {
  opacity: 0.8;
}
.column-avatar-body .column-avatar-container .column-subscribe .column-subscribe-container .column-button:before {
  content: '订阅';
}
.column-avatar-body .column-avatar-container .column-subscribe .column-subscribe-container .column-button.subscribed {
  color: #000;
  background-color: #d9e1e8;
}
.column-avatar-body .column-avatar-container .column-subscribe .column-subscribe-container .column-button.subscribed:before {
  content: '退订';
}
.column-avatar-body .column-buttons {
  width: 100%;
  font-size: 0;
  margin-top: 0.5rem;
}
.column-avatar-body .column-buttons .column-button {
  display: inline-block;
  font-size: 1.2rem;
  text-align: center;
  margin-right: 1rem;
}
.column-avatar-body .column-buttons .column-button a {
  color: #fff;
  background-color: #2b90d9;
  border: 1px solid #2b90d9;
  border-radius: 2px;
  height: 2rem;
  line-height: 2rem;
  font-size: 1rem;
  display: inline-block;
  padding: 0 1rem;
  text-decoration: none;
}
.column-avatar-body .column-buttons .column-button a:active {
  opacity: 0.7;
}
.column-avatar-body .column-buttons .column-button a.subscribed {
  background-color: #d9e1e8;
  color: #4a4a4a;
  border-color: #d9e1e8;
}
.column-avatar-body .column-buttons .subscribe-number {
  font-size: 1rem;
  color: #555;
}
.column-nav-body {
  padding-top: 0.5rem;
  user-select: none;
}
.column-nav-body #dropdownApp > div {
  position: absolute;
  min-width: 10rem;
  background-color: #fff;
  padding: 0.5rem 0;
  left: 0;
  border-radius: 2px;
  top: 0;
  z-index: 1000;
  box-shadow: rgba(0, 0, 0, 0.14) 0 1px 6px;
}
.column-nav-body #dropdownApp > div .dropdown-lists .dropdown-li {
  padding: 0 1rem;
  color: #333;
  display: block;
  text-decoration: none;
  height: 2.8rem;
  font-size: 1.2rem;
  line-height: 2.8rem;
  cursor: pointer;
}
.column-nav-body #dropdownApp > div .dropdown-lists .dropdown-li:hover {
  background-color: #eee;
}
.column-nav-body ul.column-ul {
  padding: 0;
  margin: 0;
  text-align: left;
}
@media (max-width: 991px) {
  .column-nav-body ul.column-ul {
    white-space: nowrap;
    overflow-x: auto;
  }
}
.column-nav-body ul.column-ul > li {
  display: inline-block;
  position: relative;
  transition: border-color 100ms, background-color 100ms;
}
@media (min-width: 768px) {
  .column-nav-body ul.column-ul > li:hover {
    background-color: #eee;
  }
}
@media (max-width: 991px) {
  .column-nav-body ul.column-ul > li {
    transition: border-color 50ms, background-color 50ms;
  }
  .column-nav-body ul.column-ul > li:active {
    background-color: #eee;
  }
}
.column-nav-body ul.column-ul > li > a {
  display: inline-block;
  height: 4rem;
  padding: 0 1.2rem;
  text-align: center;
  line-height: 4rem;
  color: #000;
  font-size: 1.3rem;
  text-decoration: none;
}
@media (max-width: 991px) {
}
.column-nav-body ul.dropdown-menu li {
  height: 3rem;
}
.column-nav-body ul.dropdown-menu li a {
  height: 3rem;
  line-height: 3rem;
  font-size: 1.25rem;
}
.column-nav-body .column-caret {
  padding-left: 0.7rem !important;
}
.column-top {
  background-color: #fff;
  box-shadow: 0 0 3px rgba(0, 0, 0, 0.1);
}
.column-contribute-body {
  text-align: center;
  margin-bottom: 1rem;
  user-select: none;
}
.column-contribute-body p {
  font-size: 1.1rem;
  color: #333;
}
.column-contribute-body .column-contribute {
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  width: 14rem;
  height: 6rem;
  display: inline-block;
  text-decoration: none;
  cursor: pointer;
  position: relative;
}
.column-contribute-body .column-contribute:hover {
  opacity: 0.7;
}
.column-contribute-body .column-contribute .fa {
  margin-right: 0.5rem;
}
.column-contribute-body .column-contribute.thread:after {
  content: '投稿';
  border: 1px solid #5d5d5d;
  color: #252525;
  font-size: 1.3rem;
  font-weight: 700;
  position: absolute;
  top: 0;
  left: 0;
  line-height: 6rem;
  height: 100%;
  width: 100%;
  z-index: 1000;
  border-radius: 1px;
}
.column-contribute-body .column-contribute.article:after {
  content: '写文章';
  border: 1px solid #5d5d5d;
  color: #252525;
  font-size: 1.3rem;
  font-weight: 700;
  position: absolute;
  top: 0;
  left: 0;
  line-height: 6rem;
  height: 100%;
  width: 100%;
  z-index: 1000;
  border-radius: 1px;
}
.column-contribute-body .column-contribute:before {
  content: '';
  border-radius: 1px;
  background-color: rgba(0, 0, 0, 0.1);
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
  height: 100%;
  width: 100%;
  z-index: 1000;
}
.column-minor-categories {
  padding: 0.8rem 1rem;
  background-color: rgba(0, 0, 0, 0.05);
  margin-bottom: 1rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 1.25rem;
}
.column-minor-categories .column-minor-category {
  color: #555;
  text-decoration: none;
  font-weight: 700;
  margin-right: 1rem;
}
.column-minor-categories .column-minor-category.active,
.column-minor-categories .column-minor-category:hover {
  color: #2b90d9;
}
.column-management-entrance {
  display: block;
  height: 5rem;
  line-height: 5rem;
  text-align: center;
  color: #444;
  font-weight: 700;
  font-size: 1.3rem;
  text-decoration: none;
  z-index: 100;
  margin-top: 1rem;
  margin-bottom: 1rem;
  position: relative;
}
.column-management-entrance:link,
.column-management-entrance:visited {
  text-decoration: none;
  color: #000;
}
.column-management-entrance:hover,
.column-management-entrance:active {
  text-decoration: none;
  color: #000;
  opacity: 0.7;
}
.column-management-entrance:before {
  content: '';
  position: absolute;
  height: 100%;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.1);
  top: 0.6rem;
  left: 0.6rem;
}
.column-management-entrance:after {
  content: '专栏管理';
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  border: 1px solid #444;
}
.column-child-categories {
  margin-bottom: 0.5rem;
}
.column-child-categories > * {
  font-size: 1.2rem;
}
.column-child-category {
  color: #333;
  margin-right: 1rem;
  font-weight: 700;
  text-decoration: none;
}
.column-child-category:hover {
  color: #2b90d9;
  text-decoration: none;
}