* {
  padding: 0;
  margin: 0;
  border: none;
  font-family: 微软雅黑, Microsoft YaHei, sans-serif;
}

fieldset,
img {
  border: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  font-weight: normal;
}

ol,
ul {
  list-style: none;
}

caption,
th {
  text-align: left;
}

sup,
sub {
  font-size: 100%;
  vertical-align: baseline;
}

a {
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

a:hover {
  text-decoration: none;
}

img {
  vertical-align: middle;
}

body {
  background-color: #fff;
  width: 100%;
  min-width: 1240px;
}

li {
  list-style: none;
}

button,
input {
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

em,
i {
  font-style: normal;
}

.clearfix {
  zoom: 1;
}

.clearfix:after {
  content: '.';
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
}

.left {
  float: left;
}

.right {
  float: right;
}

.hide {
  display: none;
}

.line-ellipsis {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.line-ellipsis-2 {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.line-ellipsis-3 {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.margin-center {
  margin: 0 auto;
}

.cursor {
  cursor: pointer;
}

.bold-txt {
  font-weight: bold;
}

.footer-share .bdsharebuttonbox a {
  float: left;
  width: 32px;
  height: 32px;
  padding: 0;
  margin: 0 16px 0 0;
  line-height: 16px;
  cursor: pointer;
  box-sizing: border-box;
}
.footer-share .bds_weixin {
  background: url('../assets/index/share_wx_w.png') center / 32px 32px no-repeat !important;
}
.footer-share .bds_tsina {
  background: url('../assets/index/share_wb_w.png') center / 32px 32px no-repeat !important;
}
.footer-share .bds_sqq {
  background: url('../assets/index/share_qq_w.png') center / 32px 32px no-repeat !important;
}
.footer-share .bds_qzone {
  background: url('../assets/index/share_qzone_w.png') center / 32px 32px no-repeat !important;
}
.footer-share .bds_more {
  background: url('../assets/index/share_more.png') center / 32px 32px no-repeat !important;
}
.article-share-box .bdsharebuttonbox a {
  width: 26px;
  height: 26px;
  float: left;
  font-size: 12px;
  line-height: 16px;
  padding: 0;
  margin-right: 14px;
  cursor: pointer;
  box-sizing: border-box;
}
.article-share-box .bds_weixin {
  background: url('../assets/index/share_wx.png') center / 26px 26px no-repeat !important;
}
.article-share-box .bds_tsina {
  background: url('../assets/index/share_wb.png') center / 26px 26px no-repeat !important;
}
.article-share-box .bds_sqq {
  background: url('../assets/index/share_qq.png') center / 26px 26px no-repeat !important;
}
.article-share-box .bds_qzone {
  background: url('../assets/index/share_qzone.png') center / 26px 26px no-repeat !important;
}

.play-btn {
  position: absolute;
  display: block;
  width: 42px;
  height: 42px;
  left: 50%;
  top: 50%;
  margin-left: -21px;
  margin-top: -21px;
  background: url('../assets/health-education/play_icon.png') center/cover no-repeat;
}

.play-btn-2 {
  position: absolute;
  display: block;
  width: 64px;
  height: 64px;
  left: 50%;
  top: 50%;
  margin-left: -32px;
  margin-top: -32px;
  background: url('../assets/index/play_icon.png') center/cover no-repeat;
}