.lesson_screen{
	width: 1200px;
	margin: 0 auto;
	padding: 40px 0px 10px 0px;
}
.lesson_package{
	margin-bottom: 20px;
}
.lesson_package_name{
	width: 160px;
	float: left;
}
.lesson_package_name p{
	font-size: 14px;
	color: #999999;
	line-height: 38px;
	float: left;
}
.lesson_package_name a{
	display: block;
	padding: 0 20px;
	line-height: 38px;
	background-color: #f1f4fe;
	float: left;
	margin-right: 20px;
	font-size: 14px;
	color: #6d6e75;
	border-radius: 4px;
}
.lesson_package_name a.choose{
	color: #3370ff;
}
.lesson_package_box{
	width: 1025px;
	float: right;
}
.lesson_package_box li{
	padding: 0 20px;
	line-height: 38px;
	width: 140px;
	margin-right: 20px;
	float: left;
	margin-bottom: 10px;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
.lesson_choose{
	background-color: #f2f3f5;
	border-radius: 4px;
	text-align: center;
}
.lesson_package_box li:hover{
	background-color: #f2f3f5;
	border-radius: 4px;
}
.lesson_package_box li a{
	font-size: 14px;
	color: #6d6e75;
}
.lesson_box{
	background-color: #f3f5f7;
	padding: 50px 0px 90px;
}
.lesson_main{
	width: 1200px;
	margin: 0 auto;
	
}
.list_nav{
	
}
.list_nav span{
	width: 14px;
	color: #999999;
	padding: 0 5px;
}
.list_nav a{
	width: 14px;
	color: #999999;
}
.list_nav a:hover{
	color: #3370ff;
}
.lesson_content{
position: relative;
}
.lesson_sort{
	float: right;
	margin-top: -20px;
}
.lesson_sort span{
	float: left;
	font-size: 14px;
	color: #ced4da;
}
.lesson_sort li{
	float: left;
	padding:0px 37px;
	position: relative;
}
.lesson_sort li a{
	font-size: 14px;
	color: #6d6e75;
}
.lesson_sort .choose a{
	color: #3370ff;
}
.lesson_sort .choose .sort_top.choose {
	background: url(../img/list_top_choose.png) no-repeat !important;
}
.lesson_sort .choose .sort_bottom.choose {
	background: url(../img/list_bottom_choose.png) no-repeat !important;
}
.sort_top{
	position: absolute;
	right: 20px;
	top: 6px;
	width: 6px;
	height: 6px;
	display: block;
	background: url(../img/list_top.png) no-repeat;
}
.sort_bottom{
	position: absolute;
	right: 20px;
	top: 13px;
	width: 6px;
	height: 6px;
	display: block;
	background: url(../img/list_bottom.png) no-repeat;
}
.lesson_list_main{
	margin-top: 40px;
}
.lesson_list_main ul li{
	width: 382px;
	float: left;
	background-color: #fff;
	border-radius: 8px;
	margin-right: 27px;
	margin-bottom: 40px;
}
.lesson_list_lihover{
	transition: all .3s ease-out;
}
.lesson_list_lihover:hover{
	transform: translateY(-4px);
	-moz-box-shadow: 0px 0px 16px 4px #e1e4e7;
	-webkit-box-shadow:0px 0px 16px 4px #e1e4e7;
	box-shadow:0px 0px 16px 4px #e1e4e7;
}
.lesson_list_img {
	height: 253px;
	position: relative;
}
.lesson_list_img img{
	width: 100%;
	height: 253px;
	border-top-left-radius: 8px;
	border-top-right-radius: 8px;
}
.lesson_list_tag{
	position: absolute;
	left: 0px;
	top: 0px;
	background-color: #55b980;
	padding: 6px 8px;
	text-align: center;
	line-height: 16px;
	font-size: 14px;
	color: #fff;
	border-top-left-radius: 8px;
	border-bottom-right-radius: 8px;
}
.lesson_list_tag.zb{
	background-color: #48a7e2;
}
.lesson_list_tag.vip{
	background-color: #d09f6e;
}
.lesson_list_content{
	padding:16px 20px;
}
.lesson_list_content h2 {
	height: 40px;
	text-overflow: ellipsis;
	white-space: nowrap;
	overflow: hidden;
	
}
.lesson_list_content h2 a{
	font-size: 18px;
	color: #0e1133;
	line-height: 24px;
	font-weight: 600;
	cursor: pointer;
}
.lesson_list_main ul li:hover .lesson_list_content h2 a{
	color: #3370ff;
}
.lesson_listcon_package{
	width: 100%;
	height: 40px;
}
.lesson_listcon_package p{
	font-size: 14px;
	color: #6d6e75;
	float: left;
}
.lesson_listcon_package span{
	font-size: 14px;
	color: #6d6e75;
	float: right;
	display: block;
}
.lesson_listcon_people{
	padding-left: 20px;
	background: url(../img/people.png) no-repeat left;
	font-size: 12px;
	color: #999999;
	width: 80px;
	float: left;
	border-right: 1px solid #999;
	margin-right: 20px;
	line-height: 14px;
}
.lesson_list_time{
	padding-left: 20px;
	background: url(../img/two_time.png) no-repeat left;
	font-size: 12px;
	color: #999999;
	float: left;
	line-height: 14px;
}
.lesson_list_bottom{
	border-top: 1px solid #f0f0f5;
	padding: 16px 20px;
}
.les_bottom_left{
	width: 120px;
	float: left;
}
.les_bottom_timg{
	float: left;
	margin-right: 10px;
}
.les_bottom_timg img{
	border-radius: 50%;
}
.les_bottom_tname{
	float: left;
}
.les_bottom_tname1{
	font-size: 12px;
	color: #999;
	line-height: 15px;
}
.les_bottom_tname2{
	font-size: 12px;
	color: #6d6e75;
	line-height: 15px;
}
.les_bottom_right{
	float: right;
}
.les_bottom_right_span1{
	font-size: 14px;
	font-weight: bold;
	color: #f4523b;
}
.les_bottom_right_span2{
	font-size: 24px;
	color: #f4523b;
	font-weight: bold;
}
.page_div{
	text-align: center;
	display: inline-table;
}
.page_box{
	text-align: center;
	height: 43px;
}
.page_prev{
	width: 40px;
	height: 40px;
	background: url(../img/prve.png) center no-repeat #fff;
	border: 1px solid #f0f0f5;
	border-radius: 3px;
	display: block;
	float: left;
	margin-right: 16px;
}
.page_next{
	width: 40px;
	height: 40px;
	background: url(../img/next.png) center no-repeat #fff;
	border: 1px solid #f0f0f5;
	border-radius: 3px;
	display: block;
	float: left;
	margin-right: 16px;
}
.s_page{
	width: 40px;
	height: 40px;
	line-height: 40px;
	font-size: 14px;
	color: #6d6e75;
	background: #fff;
	border: 1px solid #f0f0f5;
	border-radius: 3px;
	display: block;
	float: left;
	margin-right: 16px;
}
.s_page.selected{
	color: #fff;
	background-color: #3370ff;
	margin-right: 16px;
}
.s_page:hover{
	border: 1px solid #3370ff;
	color: #3370ff;
}
.s_page.selected:hover{
	color: #fff;
}
.page_input{
	float: left;
	font-size: 14px;
	color: #999999;
	line-height: 40px;
}
.page_input input{
	width: 56px;
	height: 40px;
	background-color: #fff;
	border: 1px solid #f0f0f5;
	margin-right: 10px;
	text-align: center;
}
/* lesson_detail */
.lesson_detail_banner{
	width: 100%;
	min-height: 250px;
	padding-top: 50px;
	background: url(../img/lesson_detail_banner.png) center center no-repeat;
}
.lesson_detail_bannerbox{
	width: 1200px;
	margin: 0 auto;
}
.detail_nav{
}
.detail_nav span{
	width: 14px;
	color: #fff;
	padding: 0 5px;
}
.detail_nav a{
	width: 14px;
	color: #fff;
}
.lesson_detail_box{
	width: 100%;
	background: #f3f5f7;
	padding-bottom: 100px;
	display: inline-block;
}
.lesson_detail_main{
	width: 1200px;
	margin: auto;
}
.lesson_detail_information{
	width: 1120px;
	padding: 40px;
	background: #fff;
	border-radius: 8px;
	margin-top: -184px;
	margin-bottom: 30px;
}
.detail_information_left{
	width: 360px;
	height: 240px;
	overflow: hidden;
	margin-right: 40px;
	float: left;
}
.detail_information_left img {
    width: 360px;
    height: 240px;
    border-radius: 8px;
}
.detail_information_right{
	width: 700px;
	float: left;
}
.information_right_title{
	font-size: 28px;
	color: #0e1133;
	font-weight: bold;
	line-height: 28px;
}
.information_right_title span{
  font-size: 14px;
  color: #ffffff;
  background-color: #55b980;
  padding: 7px 12px;
  line-height: 14px;
  border-radius: 4px;
  font-weight: normal;
  margin-right: 92px;
  float: right;
  display: block;
  text-align: center;
}
.information_right_time{
	margin-top: 20px;
	padding: 10px 16px;
	background: #f9f9f9;
	width: 320px;
	border-radius: 4px;
}
.information_time{
	padding: 0px 20px;
	background: url(../img/two_time.png) no-repeat left;
	font-size: 16px;
	color: #6d6e75;
	float: left;
	line-height: 16px;
	margin-right: 20px;
	border-right: 1px solid #ced4da;
}
.information_chapt{
	font-size: 16px;
	color: #6d6e75;
	float: left;
	line-height: 16px;
	float: left;
	padding-left: 20px;
	background: url(../img/chapt.png) no-repeat left;
}
.information_price{
	margin-top: 40px;
}
.information_price_span1{
	font-size: 14px;
	font-weight: bold;
	color: #f4523b;
}
.information_price_span2{
	font-size: 24px;
	color: #f4523b;
	font-weight: bold;
}
.information_btn{
	margin-top: 17px;
}
.information_btn a{
	display: block;
	float: left;
	width: 200px;
	height: 44px;
	text-align: center;
	line-height: 44px;
	font-size: 16px;
	color: #fff;
	background-color: #3370ff;
	border-radius: 4px;
	margin-right: 24px;
	cursor: pointer;
}
.information_btn_p{
	display: inline-block;
	float: left;
	font-size: 18px;
	line-height: 44px;
	color: #6d6e75;
	display: none;
}
.information_btn span{
	font-size: 12px;
	color: #999999;
	line-height: 60px;
}
.detail_content_left{
	width: 856px;
	float: left;
}
.content_left_title{
	padding-left: 40px;
	width: 816px;
	height: 80px;
	border: 1px solid #f0f0f5;
	background-color: #fff;
	border-top-left-radius: 8px;
	border-top-right-radius: 8px;
}
.content_left_title_on{
	font-size: 20px;
	color: #3370ff;
	line-height: 80px;
	border-bottom: 2px solid #3370ff;
	display: inline-block;
	margin-right: 80px;
}
.content_left_title_onclick{
	font-size: 20px;
	color: #0e1133;
	line-height: 80px;
}
.content_left_title_onclick a{
	color: #0e1133;
}
.content_left_title_onclick:hover a{
	color: #3370ff;
}
.detail_content_leftbox{
	padding: 30px 40px;
	margin-bottom: 30px;
	background-color: #fff;
	border-bottom-left-radius: 8px;
	border-bottom-right-radius: 8px;
}
.detail_content_leftbox2{
	padding: 0px 40px 30px 40px;
	background-color: #fff;
	border-bottom-left-radius: 8px;
	border-bottom-right-radius: 8px;
}
.detail_content_direc{
	padding: 24px 0px;
	border-bottom: 1px solid #f0f0f5;
}
.detail_direc{
	width: 54px;
	margin-right: 20px;
	font-size: 16px;
	color: #0e1133;
	float: left;
}
.detail_direc_con{
	width: 700px;
	float: left;
}
.detail_direc_con_top{
	padding-left: 22px;
	background: url(../img/con_top.png) left no-repeat;
	margin-bottom: 15px;
}
.detail_direc_con_top a{
	font-size: 16px;
	color: #0e1133;
}
.detail_direc_con_bottom span{
	font-size: 14px;
	color: #999999;
	padding-right: 14px;
	border-right: 1px solid #ced4da;
	margin-right: 14px;
	line-height: 14px;
}
.detail_direc_con_bottom span:last-child{
	border-right: none;
}
.detail_content_right{
	width: 320px;
	float: right;
}
.content_right_title{
	padding-left: 40px;
	width: 280px;
	height: 80px;
	border: 1px solid #f0f0f5;
	background-color: #fff;
	border-top-left-radius: 8px;
	border-top-right-radius: 8px;
}
.related_left{
	width: 110px;
	height: 72px;
	overflow: hidden;
	float: left;
}
.related_left img{
	width: 100%;
	border-radius: 4px;
}
.related_right{
	width: 144px;
	float: right;
}
.detail_content_rightbox{
	padding: 25px 25px;
	background-color: #fff;
	border-bottom-left-radius: 8px;
	border-bottom-right-radius: 8px;
}
.related_right a{
	font-size: 16px;
	color: #0e1133;
	text-overflow: ellipsis;
	white-space: nowrap;
	overflow: hidden;
	line-height: 16px;
	cursor: pointer;
	display: inherit;
}
.related_class{
	margin: 5px 0px;
	font-size: 12px;
	color: #55b980;
	background-color: #eef8f2;
	text-align: center;
	line-height: 12px;
	padding: 4px 6px;
	display: inline-block;
}
.related_class.zb{
	color: #48a7e2;
	background-color: #ecf6fc;
}
.related_class.vip{
	color: #d09f6e;
	background-color: #eeebe7;
}
.related_amount{
	font-size: 14px;
	color: #f4523b;
}
.detail_content_rightbox ul li{
	margin-bottom: 38px;
}

/* lesson_video */
.video_player{
	width: 100%;
	background-color: #303236;
	padding: 30px 0px;
}
.video_player_box{
	width: 1200px;
	margin: 0 auto;
}
.video_nav{
	margin-bottom: 30px;
}
.video_nav span{
	width: 14px;
	color: #999999;
	padding: 0 5px;
}
.video_nav a{
	width: 14px;
	color: #999999;
}
.video_player_left{
	width: 880px;
	float: left;
}
.video_play_con{
	width: 880px;
	height: 500px;
	overflow: hidden;
}
.video_play_desc{
	padding: 20px 30px;
	background-color: #35373b;
	
}
.video_play_desc2{
	font-size: 14px;
	color: #999999;
	overflow: hidden;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	width: 840px;
	height: 40px;
}
.video_play_desc2 span{
	font-weight: 600;
}
.video_player_right{
	width: 320px;
	float: right;
	height: 580px;
	overflow: hidden;
	background-color: #404448;
}
.player_right_title{
	padding: 18px 24px;
	background-color: #1f2227;
}
.player_right_title p{
	font-size: 14px;
	color: #fff;
	font-weight: 600;
	width: 186px;
	float: left;
	text-overflow: ellipsis;
	white-space: nowrap;
	overflow: hidden;
}
.player_right_label{
	width: 48px;
	height: 20px;
	text-align: center;
	line-height: 20px;
	font-size: 12px;
	color: #fff;
	background: #55b980;
	display: block;
	float: left;
	border-radius: 2px;
}
.player_right_main{
	padding: 0px 24px;
	overflow-y: auto;
	height: 523px;
}
.player_right_main::-webkit-scrollbar{
    width:6px;
    height:6px;
    background-color: #65696d;
}
.player_right_main::-webkit-scrollbar-track{
    background: #404448;
    border-radius:2px;
}
.player_right_main::-webkit-scrollbar-thumb{
    background: #65696d;
    border-radius:2px;
}
.player_right_main::-webkit-scrollbar-thumb:hover{
    background: #65696d;
}
.player_right_main::-webkit-scrollbar-corner{
    background: #65696d;
}
.player_right_items{
	padding: 17px 0px;
	border-bottom: 1px solid #666;
	display: block;
}
.player_items_name1{
	float: left;
	width: 35px;
	font-size: 14px;
	color: #fff;
}
.player_items_name2{
	width: 200px;
	padding-left: 24px;
	background: url(../img/lesson_video.png) left no-repeat;
	display: block;
	text-overflow: ellipsis;
	white-space: nowrap;
	overflow: hidden;
	float: left;
	font-size: 14px;
	color: #fff;
}
.player_items_bottom{
	font-size: 12px;
	color: #999;
	clear: both;
	padding-top: 8px;
}
.player_items_bottom span{
	display: block;
	float: left;
}
.player_items_bottom i{
	float: left;
	display: block;
	width: 1px;
	height: 10px;
	background: #999;
	margin: 5px 10px;
}
.video_box{
	padding: 40px 0px 100px;
	background-color: #f3f5f7;
}
.video_box_left{
	width: 856px;
	float: left;
	
}
.video_box_left_title{
	padding-left: 40px;
	width: 816px;
	height: 80px;
	border: 1px solid #f0f0f5;
	font-size: 20px;
	color: #0e1133;
	line-height: 80px;
	background: #fff;
	border-top-left-radius: 8px;
	    border-top-right-radius: 8px;
}
.video_box_left_con{
	padding: 0px 40px 30px;
	background: #fff;
	border-bottom-left-radius: 8px;
	border-bottom-right-radius: 8px;
}
.video_box_ul li{
	padding: 30px 0px 0px;
	
}
.video_bli_left{
	width: 42px;
	float: left;
	margin-right: 16px;
}
.video_bli_left a img{
	border-radius: 50%;
	max-width: 42px;
}
.video_bli_right{
	width: 717px;
	float: right;
	padding-bottom: 22px;
	border-bottom: 1px solid #f0f0f5;
}
.video_bright_name{
	font-size: 14px;
	line-height: 22px;
}
.video_bright_name a{
	color: #0e1133;
}
.video_bright_main{
	font-size: 14px;
	color: #6d6e75;
	margin-top: 10px;
	line-height: 24px;
}
.video_bright_time{
	font-size: 12px;
	color: #999999;
	margin-top: 10px;
}
.video_bright_reply{
	display: block;
	float: right;
	cursor: pointer;
}
.video_reply{
	width: 687px;
	margin-top: 20px;
	padding: 0px 15px;
	background-color: #f9f9f9;
}
.video_reply_list{
	padding: 15px 0px 20px;
}
.video_rli_right{
	width: 626px;
	float: right;
	padding-bottom: 22px;
	border-bottom: 1px solid #f0f0f5;
}
.video_rli_name{
	font-size: 14px;
	color: #0e1133;
	line-height: 22px;
}
.video_rli_name a{
	color: #0e1133;
	cursor: pointer;
}
.video_rli_main{
	font-size: 14px;
	color: #6d6e75;
	margin-top: 10px;
	line-height: 24px;
}
.video_rli_time{
	font-size: 12px;
	color: #999999;
	margin-top: 10px;
}
.video_rli_name span{
	font-size: 14px;
	color: #999999;
	padding: 0px 10px;
}
.video_replay_form{
	margin-top: 16px;
	
}
.video_replay_form_text{
	width: 554px;
	height: 26px;
	border: 1px solid #ced4da;
	border-radius: 4px;
	padding: 10px 16px;
	font-size: 14px;
	color: #6d6e75;
	float: left;
}
.video_replay_form_btn{
	width: 120px;
	height: 48px;
	float: right;
	background-color: #3370ff;
	line-height: 48px;
	text-align: center;
	cursor: pointer;
	border: none;
	font-size: 14px;
	color: #fff;
	border-radius: 4px;
}
.video_box_left_con2{
	padding: 40px;
	background: #fff;
	margin-top: 30px;
}
.video_replay_form2{
	width: 717px;
	float: right;
}
.video_replay_textarea{
	width: 687px;
	padding: 15px;
	border: none;
	background-color: #f6f6f7;
	font-size: 14px;
	color: #6d6e75;
}
.video_replay_textarea::-webkit-input-placeholder { /* Chrome/Opera/Safari */
    color: #ced4da;
  }
.video_replay_textarea:-ms-input-placeholder { /* IE 10+ */
    color: #7f7e7e;
  }
.video_replay_textarea:-moz-placeholder { /* Firefox 18- */
    color: #7f7e7e;
    opacity: 1;
  }
.video_replay_textarea::-moz-placeholder { /* Firefox 19+ */
   color: #7f7e7e;
   opacity: 1;
 }
 .video_replay_form_btn2{
 	width: 120px;
 	height: 48px;
 	float: left;
 	background-color: #3370ff;
 	line-height: 48px;
 	text-align: center;
 	cursor: pointer;
 	border: none;
 	font-size: 14px;
 	color: #fff;
 	border-radius: 4px;
	margin-top: 15px;
 }
 
 .video_box_right{
	 width: 320px;
	 float: right;
 }
 .video_box_right_title{
	 padding: 10px;
	 width: 300px;
	 height: 60px;
	 border: 1px solid #f0f0f5;
	 background: #fff;
	 border-top-left-radius: 8px;
	 border-top-right-radius: 8px;
 }
 .video_box_right_title2{
	width: 292px;
	height: 52px;
	background-color: #f6f6f7;
	border-radius: 8px;
	padding: 4px;
 }
.video_box_right_title2 li{
	width: 146px;
	float: left;
	font-size: 18px;
	color: #999999;
	line-height: 52px;
	text-align: center;
	cursor: pointer;
}
.video_box_right_title2 li.choice{
	background-color: #fff;
	color: #0e1133;
}
.video_box_right_con{
	padding: 30px 10px 20px;
	background: #fff;
	border-bottom-left-radius: 8px;
	border-bottom-right-radius: 8px;
}
.video_box_right_con .tab-item{
	display: none;
}
.video_box_right_con .show{
    display: block;
}
.video_box_right_list{
	padding: 14px;
	background: #fbfbfb;
	margin-bottom: 8px;
}
.video_box_rlist_img{
	width: 14px;
	float: left;
	margin-right: 6px;
}
.video_box_rlist_img img{
	margin-top: 5px;
}
.video_box_right_list p{
	width: 160px;
	float: left;
	font-size: 14px;
	color: #6d6e75;
	text-overflow: ellipsis;
	white-space: nowrap;
	overflow: hidden;
}
.video_box_right_list a{
	display: block;
	float: right;
	width: 60px;
	height: 28px;
	background-color: #f1f4fe;
	text-align: center;
	line-height: 28px;
	color: #3370ff;
	border-radius: 4px;
}