body {
  margin: 0;
  padding: 0;
}
.oc_common * {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.oc_common {
  width: 100%;
  /* max-width: 750px; */
  margin: 0 auto;
  box-sizing: border-box;
  background-color: #f5f5f5;
  /* border: 1px solid transparent; */
  /* padding-top: 1rem; */
}
.oc_header {
  /* position: relative; */
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
   /* max-width: 750px;*/
  height: 1rem;
  line-height: 1rem;
  padding: 0.15rem 0.2rem;
  background-color: #fff;
  border-bottom: 1px solid #eaeaea;
  z-index: 100;
}
.oc_tit {
  font-size: 0;
}
.oc_txt_26 {
  font-size: 0.26rem;
  color: #888;
}
.oc_txt_34B {
  font-size: 0.34rem;
  color: #222;
}
.oc_inline {
  display: inline;
}
.oc_block {
  display: block;
}
.oc_inline_block {
  display: inline-block;
}
.oc_tit_icon {
  padding-left: 1rem;
  height: 0.72rem;
  background: url('../images/openClass/icon.png') no-repeat 0 0;
  background-size: 0.72rem 0.72rem;
}
.oc_tit_appname {
  line-height: 0.4rem;
}
.oc_tit_appdetail{
  line-height: 0.32rem;
}
a.oc_download {
  width: 1.4rem;
  height: 0.6rem;
  line-height: 0.55rem;
  text-align: center;
  border: 1px solid #fedd02;
  border-radius: 0.08rem;
  color: #222;
  position: absolute;
  top: 0.2rem;
  right: 0.2rem;
  outline:none;
  text-decoration:none;
}
/* 直播 */
.oc_live {
  /* height: 4.25rem; */
  /* background-color: #555555; */
  /* margin: .16rem 0 0.16rem; */
  position: relative;
}
.oc_live .oc_live_before img {
  display: block;
  border-bottom: none;
  border: none;
  width: 100%;
}

/* 倒计时 */
.oc_time {
  /* height: 0.9rem;s */
  line-height: 0.9rem;
  padding: 0 0.26rem;
  background-color: #fff;
  text-align: left;
  font-size: 0.26rem;
  border-bottom: 1px solid #eaeaea;
}
.oc_population {
  color: #ec913e;
  font-size: 0.32rem;
}
.oc_time_left {
  float: left;
}
/* 课程简介 主讲老师*/
.oc_synopsis {
  padding: 0 0.26rem;
  background-color: #fff;
}
.oc_synopsis .oc_sy_con {
  padding-bottom: 0.36rem;
}
.oc_sy_tit {
  font-size: 0.4rem;
  color: #222;
  padding-top: 0.4rem;
  padding-bottom: 0.2rem;
  position: relative;
  z-index: 1;
}
.oc_sy_tit:after {
  display: block;
  content: " ";
  width: 0.77rem;
  height: 0.75rem;
  position: absolute;
  bottom: 0.1rem;
  left: -0.2rem;
  z-index: -1;
}
.oc_kecheng:after {
  background: url('../images/openClass/kecheng.png') no-repeat center center;
  background-size: 0.6rem 0.6rem;
}
.oc_xiangguan:after {
  background: url('../images/openClass/xiangguan.png') no-repeat center center;
  background-size: 0.6rem 0.6rem;
}
.oc_zhujiang:after {
  background: url('../images/openClass/zhujiang.png') no-repeat center center;
  background-size: 0.6rem 0.6rem;
}
.oc_sy_con {
  font-size: 0.28rem;
  color: #222;
  line-height: 0.46rem;
}
.oc_people_num {
  font-size: 0.26rem;
  color: #888;
}
.os_txt_888 {
  color: #888;
}
.oc_teacher {
  font-size: 0;
  padding: 0 0.26rem;
  background-color: #fff;
  margin-top: 0.15rem;
}
.oc_tea_detail {
  /* width: 5.54rem; */
  width: 80%;
  font-size: 0.26rem;
  vertical-align: top;
}
.oc_teacher_con {
  padding-top: 0.4rem;
}
.oc_teacher_con:last-child {
  padding-top: 0.4rem;
  border-bottom: none;
}
.oc_sy_imgbox {
  /* width: 1.4rem; */
  width: 20%;
}
.oc_sy_imgbox img {
  width: 1.15rem;
  height: 1.25rem;
  vertical-align: top;
}
.oc_tea_tit {
  padding-bottom: 0.15rem;
}
.oc_tea_detail {
  padding-bottom: 0.3rem;
  /* border-bottom: 1px solid #eaeaea; */
}
.oc_tea_detail.oc_tea_last {
  border-bottom: none;
}
.oc_tea_con_detail {
  font-size: 0.28rem;
  line-height: 0.46rem;
}
.oc_recom, .oc_about {
  font-size: 0;
  padding: 0 0.26rem;
  background-color: #fff;
  margin-top: 0.15rem;
  padding-bottom: 1.3rem;
}
.oc_recom_detail {
  width: 50%;
  text-align: center;
}
.oc_recom_detail a {
  margin-top: 0.2rem;
  color: #222;
  outline: none;
  text-decoration: none;
  padding-bottom: 0.34rem;
}
.oc_recom_detail img {
  width: 2.19rem;

}
.oc_recom_detail a div{
  font-size: 0.30rem;
  color: #222;
}
.oc_recom_date {
  font-size: 0.24rem;
}
.oc_about_con {
  font-size: 0.28rem;
  color: #888;
  line-height: 0.44rem;
  padding-top: 0.2rem;
  padding-bottom: 0.1rem;
}
.oc_ewm {
  text-align: center;
  padding: 0.92rem 1rem 1rem;
}
.oc_ewm img {
  width: 3.42rem;
  margin-top: 0rem;
  margin-bottom: 0.3rem;
}
.oc_ewm_detail {
  font-size: 0.28rem;
  color: #c8c8c8;
  padding-bottom: 0.5rem;
}
.oc_pop_bg {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 102;
  background: rgba(0, 0, 0, 0.6);
}
.oc_popup_box {
  width: 100%;
  position: fixed;
  bottom: 1rem;
  left: 0;
  z-index: 102;
  background: #f5f5f5;
}
.oc_popup_ewm {
  text-align: center;
  padding: 1rem;
  display: none;
}
.oc_popup_ewm img {
  width: 3.42rem;
  margin-top: 0.6rem;
  margin-bottom: 0.3rem;
}
.oc_popup_ewm .oc_ewm_detail {
  font-size: 0.28rem;
  color: #c8c8c8;
  padding-bottom: 0.5rem;
}
.oc_footer {
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 102;
  width: 100%;
  /* max-width: 750px; */
  height: 1rem;
  line-height: 1rem;
  color: #222;
  background-color: #fff;
  font-size: 0;
}
.oc_footer_btn_box {
  display: inline-block;
  font-size: 0.30rem;
  /* width: 50%; */
  width: 100%;
  background:rgb(254, 227, 95);
  text-align: center;
  vertical-align: top;
}
.oc_footer_apply {
  background: #fee35f;
}
.oc_footer_apply a {
  outline: none;
  text-decoration: none;
  color: #222;
}
.oc_footer_icon {
  display: inline-block;
}
.oc_gotop {
  position: fixed;
  bottom: 1.3rem;
  right: 0.26rem;
  display: inline-block;
  width: 0.68rem;
  height: 0.68rem;
  border-radius: 50%;
  background: url("../images/openClass/fanhuidingbu.png") no-repeat center center;
  background-size: 0.68rem 0.68rem;
  display: none;
  z-index: 888;
}
.oc_count_down_box {
  position: absolute;
  left: 50%;
  top: 50%;
  font-size: 0.28rem;
  display: none;
  height: 1.2rem;
  text-align: center;
  background-color: rgba(0, 0, 0, 0.6);
  border-radius: 0.16rem;
  color: #fae474;
  padding: 0 0.3rem;
  line-height: 0.6rem;
  padding-top: 0.08rem;
  -moz-transform: translate(-50%, -18%);
  -ms-transform: translate(-50%, -18%);
  -webkit-transform: translate(-50%, -18%);
  transform: translate(-50%, -18%);
}
.oc_count_down {
  color: #fb8b22;
  line-height: 0.42rem;
  font-size: 0.36rem;

}

/* 免费报名页面 */
.oc_apply_con {
  padding: 0.66rem 0.58rem;
  text-align: center;
}
.oc_apply_input {
  display: block;
  width: 100%;
  outline: none;
  border: none;
  /* border-bottom: 1px solid #eaeaea; */
  padding-left: 0.8rem;
  height: 0.96rem;
  line-height: 0.96rem;
  color: #222;
  font-size: 0.28rem;
  background: transparent;
  text-align: left;
}
.oc_apply_sub {
  display: block;
  width: 100%;
  margin-top: 1rem;
  border-radius: 0.5rem;
  font-size: 0.3rem;
  color: #222;
  height: 1rem;
  outline: none;
  border: none;
  background:url('../images/openClass/anniu.png') no-repeat center center;
  line-height: 1rem;
}
.oc_phone {
  position: relative;
  padding-right: 0.5rem;
  background: url('../images/openClass/phone.png') no-repeat 0.1rem center;
  background-size:  0.24rem 0.36rem;
}
.oc_close {
  position: absolute;
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  top: 0.25rem;
  right: 0rem;
  background:  url('../images/openClass/qingchu.png') no-repeat center center;
  background-size:  0.28rem 0.28rem;
}
.oc_phone:before {
  position: absolute;
  display: block;
  content: " ";
  width: 0.28rem;
  height: 0.28rem;
  top: 0.36rem;
  right: 0.11rem;
  /* background:  url('../images/openClass/qingchu.png') no-repeat 0.1rem center; */
  background-size:  0.28rem 0.38rem;
  z-index: 100;
}
.oc_apply_num {
  display: inline-block;
  background: url('../images/openClass/yanzhengma.png') no-repeat 0.1rem center;
  background-size:  0.32rem 0.36rem;
  border: none;
  /* width: 5rem; */
  padding-right: 2rem;
}
.oc_bg_fff {
  background-color: #fff;
}
.oc_apply_box {
  display: block;
  height: 1rem;
  border-bottom: 1px solid #eaeaea;
  position: relative;
  font-size: 0;
}
.oc_apply_btn {
  position: absolute;
  width: 2rem;
  height: 1rem;
  top: 0rem;
  right: 0rem;
  display: inline-block;
  font-size: 0.26rem;
  color: #888;
  text-align: center;
  line-height: 1rem;
  cursor: pointer;
}

/* toast 提示 开始 */
.toast-wrap{
  opacity: 0;
  display: none;
  position: fixed;
  bottom: 10%;
  color: #fff;
  width: 100%;
  text-align: center;
}
.toast-msg{
  background-color: rgba(0,0,0,0.7);
  padding: 0.2rem 0.5rem;
  border-radius: 5px;
  font-size: 0.28rem;
}
.toastAnimate{
  animation: toastKF 2s;
}
@keyframes toastKF{
  0% {opacity: 0;z-index: 9999999999;}
 25% {opacity: 1; z-index: 99999}
 50% {opacity: 1; z-index: 999999}
 75% {opacity: 1; z-index: 9999999}
 100% {opacity: 0; z-index: 999999}
}
/* toast 提示 结束 */
@media screen and (max-width: 900px) {
  html, body {
    font-size: 50px!important;
  }
}