.enter_main {
  width: 1300px;
  margin: 0 auto;
  position: relative;
  top: -75px;
}
.enter_main .main_left {
  width: 123px;
  float: left;
  margin-top: 140px;
  margin-left: 60px;
}
.enter_main .main_left ul li {
  height: 49px;
  line-height: 49px;
  background: #fff;
  color: #535660;
  text-align: center;
  cursor: pointer;
}
.enter_main .main_left ul li a {
  color: #535660;
  display: block;
  width: 100%;
  height: 49px;
}
.enter_main .main_left ul li.hover {
  background: #ff4611;
  font-size: 16px;
}
.enter_main .main_left ul li.hover a {
  color: #fff;
}
.enter_main .main_right {
  width: 1055px;
  min-height: 600px;
  padding: 30px 60px 50px;
  box-sizing: border-box;
  float: left;
  background: #fff;
  border-radius: 20px 20px 0 0;
}
.enter_main .main_right .module_title {
  width: 60%;
  line-height: 40px;
  border-bottom: 3px solid #c5c7ca;
}
.enter_main .main_right .module_title span {
  display: block;
  font-size: 18px;
  width: 110px;
  border-bottom: 3px solid #ff4611;
  margin-bottom: -3px;
}
.enter_main .main_right .mobile_detail {
  padding: 25px 0;
}
.enter_main .main_right .mobile_detail img {
  width: 100%;
  margin-bottom: 25px;
}
.enter_main .main_right .mobile_detail p {
  line-height: 30px;
  font-size: 18px;
}
.enter_main .main_right .mobike_video {
  margin-top: 30px;
}
.enter_main .main_right .mobike_video ul li {
  width: 445px;
  float: left;
}

.enter_main .main_right .mobike_video ul li div {
  position: relative;
}
.enter_main .main_right .mobike_video ul li div span {
  position: absolute;
  left: 40px;
  text-align: center;
  bottom: 20px;
  width: 66px;
  height: 44px;
  border: 2px solid #fff;
  border-radius: 24px;
  color: #fff;
  -webkit-transition: all .3s;
  transition: all .3s;
}
.enter_main .main_right .mobike_video ul li div span > i {
  width: 0;
  height: 0;
  display: block;
  margin: 14px auto 0;
  border-left: 12px solid transparent;
  border-right: 12px solid transparent;
  border-bottom: 15px solid #fff;
  transform: rotate(90deg);
  -ms-transform: rotate(90deg);
  /* IE 9 */
  -moz-transform: rotate(90deg);
  /* Firefox */
  -webkit-transform: rotate(90deg);
  /* Safari 和 Chrome */
  -o-transform: rotate(90deg);
}
.enter_main .main_right .mobike_video ul li div:hover span {
  border: 2px solid #ff4611;
  background: #ff4611;
}

.enter_main .main_right .mobike_video ul li p {
  height: 70px;
  line-height: 40px;
  text-align: center;
  background: #f5f5f5;
  margin-top: 7px;
}
.enter_main .main_right .mobike_video ul li:last-child {
  margin-left: 35px;
}
.luara- {
  position: relative;
  padding: 0;
}
.luara- ul {
  padding: inherit;
  margin: 0;
  overflow:hidden;
}
.luara- ul li {
  display: none;
  padding: inherit;
  margin: inherit;
  list-style: none;
}
.luara- ul li:first-child {
  display: block;
}
.luara- ul li img {
  width: 100%;
  /**height: inherit;*/
}
.example {
  margin-top: 25px;
  position: relative;
}
.example ol {
  position: absolute;
  width: 200px;
  height: 20px;
  bottom: -30px;
  left: 400px;
}
.example ol li {
  float: left;
  width: 14px;
  height: 14px;
  margin: 5px;
  box-sizing: border-box;
  border: 3px solid #b3b4b9;
  border-radius: 50%;
}
.example ol li.seleted {
  border: 3px solid #ff4611;
}

.hidden {
  display: none;
}
/* 效果CSS开始 */
.maskLayBg {
  background: #000;
  width: 100%;
  position: absolute;
  left: 0px;
  top: 0px;
  z-index: 10;
  opacity: 0.7;
  filter: alpha(opacity=70);
  display: none;
  _display: none !important;
}
.maskLayBox {
  height: auto;
  width: 880px;
  margin-top: -251px;
  margin-left: -440px;
  position: fixed;
  left: 50%;
  top: 50%;
  z-index: 20;
  display: none;
  _display: none !important;
}
.maskClose {
  position: absolute;
  top: 15px;
  right: 15px;
  cursor: pointer;
}
.video_tit {
  position: relative;
  height: 32px;
  font-size: 18px;
  padding: 14px 20px;
  background-color: #f5f5f5;
}
.play_btn {
  width: 90px;
  height: 90px;
  display: block;
  position: absolute;
  top: 50%;
  left: 50%;
  margin: -25px 0 0 -45px;
  background: url("../../../images/web/style310/big_play_btn.png");
}
.video_type{
    height: 70px;
    line-height: 40px;
    text-align: center;
    background: #f5f5f5;
    margin-top: 7px;
}
/* 效果CSS结束 */

@media screen and (max-width: 1366px) {
  .enter_main {
    width: 1000px;
  }
  .enter_main .main_left {
    width: 100px;
    margin-left: 0px;
  }
  .enter_main .main_left ul li {
    font-size: 14px;
  }
  .enter_main .main_left ul li.hover {
    background: #ff4611;
    font-size: 14px;
  }
  .enter_main .main_right {
    width: 1920px;
    background: rgba(0, 0, 0, 0);
    opacity: 1;
    padding: 20px 40px 30px;
  }
  .enter_main .main_right .module_title {
    line-height: 30px;
    border-bottom: 2px solid #c5c7ca;
  }
  .enter_main .main_right .module_title span {
    font-size: 14px;
    border-bottom: 2px solid #ff4611;
    margin-bottom: -2px;
  }
  .enter_main .main_right .mobile_detail p {
    line-height: 25px;
    font-size: 14px;
  }
  .enter_main .main_right .mobike_video {
    margin-top: 30px;
  }
  .enter_main .main_right .mobike_video ul li {
    width: 395px;
  }
  .enter_main .main_right .mobike_video ul li p {
    height: 50px;
    line-height: 30px;
    font-size: 14px;
  }
  .enter_main .main_right .mobike_video ul li:last-child {
    margin-left: 25px;
  }
  .example ol {
    left: 350px;
  }
}