html,
body {
  background-color: #f6f6f6;
}
/*.dw_banner {
  height: 400px;
  background-image: url(../img/bg.png);
  background-repeat: no-repeat;
  background-size: 1920px 400px;
  background-position: center center;
}*/

.dw_nav {
  background-color: #1e44cb;
}
.dw_nav a {
  font-size: 16px;
  width: 140px;
}
.dw_nav .on {
  border-radius: 0px;
  background-color: #335ffd;
}
.dw_nav a:hover {
  border-radius: 0px;
  background-color: #335ffd;
}
.dw_con_tongzhi {
  height: 40px;
  background-color: #ffffff;
  border-radius: 3px;
  line-height: 40px;
  padding: 0 15px;
  /*margin-bottom: 30px;*/
}
.dw_con_tongzhi a {
  float: right;
}
.dw_con_tongzhi img,
.dw_con_tongzhi span,
.dw_con_tongzhi p {
  display: inline-block;
  vertical-align: middle;
}
.dw_con_tongzhi span {
  margin: 0 12px;
}
.dw_con_tongzhi p {
  margin-right: 20px;
}
.dw_con_main {
  width: 960px;
}
.dw_con_side {
  width: 220px;
  margin-top: 15px;
}
.box_tit {
  border-bottom: 0;
}
.box_tit .ll_tab {
  margin-left: 0;
  margin-top: 0;
}
.box_tit .ll_tab a {
  padding-right: 30px;
  color: #000;
  font-size: 17px;
}
.ll_tab a:hover {
  color: #000;
}
.box_tit .ll_tab .on {
  color: #1e44cb;
  font-weight: 400;
}
.box_tit .mod-like__link span {
  color: #5a5a5a;
  font-size: 12px;
}
.dw_con .course_list li {
  cursor: pointer;
  margin-bottom: 15px;
}
.course_list {
  padding-top: 0;
}
.pxjc {
  float: left;
  margin-bottom: 25px;
  /* margin-top: 15px; */
}
.pxjc li {
  float: left;
  width: 172px;
  background-color: #ffffff;
  box-shadow: 0px 2px 8px 0px rgba(0, 0, 0, 0.1);
  border-radius: 0px 0px 3px 3px;
  padding: 6px;
  margin-right: 25px;
  margin-bottom: 15px;
  margin-top: 5px;
}
.pxjc li img {
  display: block;
  width: 100%;
  height: 212px;
}
.pxjc li p {
  font-size: 14px;
  margin-top: 5px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.pxjc li:last-child {
  margin-right: 0;
}

.jrzz {
  float: right;
  color: #ed4300;
  font-size: 15px;
  background-image: url(../images/jiaru.png);
  background-repeat: no-repeat;
  background-size: 24px 20px;
  background-position: left center;
  padding-left: 30px;
  background-color: transparent;
  border: none;
  outline: none;
  cursor: pointer;
}
.jiaoshi_list {
  margin-top: 20px;
  float: left;
  background-color: #ffffff;
  border-radius: 3px;
  padding: 20px;
  width: 100%;
}
.jiaoshi_list li {
  width: 25%;
  text-align: center;
  float: left;
}
.jiaoshi_list li img {
  width: 160px;
  height: 160px;
  border-radius: 50%;
}
.jiaoshi_list li h2 {
  color: #000000;
  font-size: 17px;
  font-weight: 400;
}
.jiaoshi_list li p {
  display: inline-block;
  padding: 0 10px;
  line-height: 28px;
  background-color: #ff860f;
  border-radius: 13px;
  font-size: 14px;
  color: #fff;
  margin: 10px 0;
}
.jiaoshi_list li span {
  font-size: 12px;
}
.jiaoshi_list li span i {
  color: #315cf8;
  font-style: normal;
}
.dw_con_side .fbkc {
  width: 100%;
  background-image: url(../images/fbkc.png);
  background-repeat: no-repeat;
  background-size: 28px 28px;
  background-position: 30px center;
  background-color: #244cd9;
  border-radius: 3px;
}

.dw_con_side .date {
  padding: 20px 0px;
  height: 380px;
  background-image: url(../images/fbkcBg.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-color: transparent;
  margin-bottom: 45px;
}

.dw_con_side .date .date_time h1 {
  background-image: url(../images/clock.png);
  background-repeat: no-repeat;
  background-size: 18px 22px;
  background-position: 15px center;
  border-radius: 3px;
  color: #315cf8;
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  padding: 0 15px;
}
.dw_con_side .shuju {
  margin-top: 78px;
}
.dw_con_side .shuju p {
  color: #000;
}
.dw_con_side .shuju span {
  color: #315cf8;
}
.qiandao {
  font-size: 14px;
  margin-top: 35px;
}
.qiandao a {
  display: inline-block;
  vertical-align: middle;
  width: 60px;
  line-height: 24px;
  background-color: #ff860f;
  border-radius: 15px;
  color: #fff;
}
.qiandao p {
  display: inline-block;
  vertical-align: middle;
}
.qiandao p span {
  font-size: 17px;
  font-weight: bold;
  color: #ff860f;
}
.dw_con_side_tit {
  font-size: 18px;
  color: #1e44cb;
  font-weight: bold;
}
.course_rank_wrap,
.nupdate_wrap {
  float: unset;
  width: 100%;
  margin-bottom: 26px !important;
}
.nupdate_content .ic-dot {
  background-color: #345ce9;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.author {
  margin-top: 0;
}
.author p.name a {
  font-size: 14px;
}
.nupdate_content ul li p.updatet {
  display: inline-block;
  margin-top: 5px;
  padding: 0 15px;
  width: auto;
  line-height: 20px;
  height: auto;
  background-color: #ff860f;
  border-radius: 2px;
  border: none;
  color: #fff;
}
.course_rank {
  margin-top: 10px;
}
.course_rank ul li {
  line-height: 36px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: hidden;
}
.course_rank ul li i,
.course_rank ul li h4,
.course_rank ul li p {
  display: inline-block;
  vertical-align: middle;
  font-size: 14px;
}
.course_rank ul li i {
  color: #fff;
  width: 18px;
  line-height: 18px;
  border-radius: 2px;
  background-color: #bbbbbb;
  text-align: center;
  font-style: normal;
}
.course_rank ul li h4 {
  font-weight: 400;
  margin: 0 5px;
}
.course_rank ul li p span {
  color: #ed4300;
}
.course_rank ul li:first-child i {
  background-color: #ed4300;
}
.course_rank ul li:nth-child(2) i {
  background-color: #ff7315;
}
.course_rank ul li:nth-child(3) i {
  background-color: #ff9c00;
}
footer {
  background-color: #1e44cb;
  color: #fff;
}