@charset "utf-8";
/* CSS Document */
/*html {-webkit-filter: grayscale(100%);filter:progid:DXImageTransform.Microsoft.BasicImage(graysale=1);}*/
*{ margin:0; padding:0;}
a{ text-decoration:none; color:#000;}
a:link{ text-decoration:none}
a:hover{ text-decoration:underline}
img{ border:none}
body{ font-size:14px;  line-height:20px; color:#333;font-family:"Microsoft YaHei"; background:#f9f9f9;}
ul{ list-style:none; }
.clear{ clear:both;}

/* container\footer */
.row{margin-left: -13px;margin-right: -13px;}
.footer{height: 100px;line-height: 100px;text-align: center;background: #383838;color:#fff;font-size: 12px;margin-top: 60px;}

/* head */
.head{height: 99px; border-bottom: 1px solid #e9e9e9;background: #fff;}
.head_wrap{width: 1200px; margin: 0 auto;overflow: hidden;}
.head_wrap h6{float: left;padding-top:19.5px;}
.head_wrap h6 img{width:220px;height:60px;vertical-align: middle;}
.head_wrap span{float: right;padding-top:32px;}
.head_wrap span img{height:35px;}

/* main-intro */
.main{width: 1200px; margin: 0 auto;}
.grid{border: 1px solid #f3f3f3;background: #fff;padding: 25px;
border-radius:10px; -moz-border-radius:10px; -webkit-border-radius:10px;-khtml-border-radius:10px;margin-top: 25px;overflow: hidden;}
.course_tu{float: left;position: relative;height: 266px;}
.course_tu img{width: 470px;height: 266px;}
.course_tu span{position: absolute;background:url(../images/dragon_logo.png) no-repeat;width: 50px;height:50px;display: block;right: 0;bottom: 0;margin: 0 5px 5px 0;}
.course_con{float:right;width: 653px;position: relative;}
.course_title{overflow : hidden;width:480px;line-height: 50px;font-size: 30px;font-weight: normal;margin-bottom: 10px;color:#333;
text-overflow:ellipsis;display:box;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
.grid .course_con h3{font-weight: normal;font-size:18px;color:#585858;line-height: 35px;background: none;padding:0;color: #666;}
.course_con ul{line-height: 28px;color:#999;}
.course_con ul .light{color:#ea4e2d;}
.isbn_tu{position: absolute;right: 0;bottom: 0;height: 92px;}
.isbn_tu img{margin-left: 20px;}
.course_con input{position: absolute;right: 0;top: 10px;width: 152px;height: 38px;line-height: 38px;
border: 1px solid #cfcfcf;cursor: pointer;background: #fff;
border-radius:5px; -moz-border-radius:5px; -webkit-border-radius:5px;-khtml-border-radius:5px;}
.course_con input:hover{background: #238bb1;color:#fff;}
.intro_text{line-height: 25px; margin-top:25px;color: #666;}
.intro_text a{color: #238bb1;}

/* main-teacher */
.grid_left{width: 530px;float: left;height:280px;margin: 25px 15px 0 15px;}
.grid h3{font-weight: normal;
font-size: 18px;}
.grid h3 span{display:inline-block;border-bottom:2px solid #238bb1;line-height: 35px;}
.teacher_intro{overflow: hidden;margin-top: 25px;}
.teacher{float: left;width: 176px;text-align: center;}
.teacher dt img{width: 92px;height:92px;border-radius: 50%;}
.teacher dd{line-height: 26px;margin-top: 10px;}
.teacher dd h4{font-weight: normal;font-size: 14px;}
.teacher dd h5{font-weight: normal;font-size: 12px;}
.more{cursor: pointer;float: right;line-height: 35px;color:#999;}
.teacher_detail{overflow: hidden;margin-bottom: 50px;}
.teacher_detail dl{float: left;}
.teacher_text{float: right;width: 430px;text-indent: 2em;line-height: 26px;}

/* main-copyright\contact */
.copyright_list{margin-top: 20px;}
.copyright_list td,.contact td{line-height: 28px;}
.copyright_list td span{width: 60px;display: inline-block;}
.copyright_phra{text-indent: 2em;line-height: 28px;}
.contact{margin:63px 0; }

/* main-book */
#about_book_tags {overflow:hidden;}
#about_book_tags li {float: left;font-size: 18px;line-height: 35px;border-bottom: 2px solid #fff;}
#about_book_tags li a {color: #999;text-decoration:none}
#tab_line{margin-right: 20px;}
#about_book_tags li.selectTag a { color: #333; }
#about_book_tags li.selectTag {border-bottom: 2px solid #238bb1;}
.about_book_con{padding-top: 25px;position: relative;}
.about_book_con dl{overflow: hidden;float: left;margin-right:25px;}
.about_book_con dl dt,.book_list dt{float: left;margin-right:22px;}
.about_book_con dl dt img,.book_list dt img{width:95px; }
.about_book_con dl dd,.book_list dd{float: left;}
.about_book_con dl dd h6,.book_list dd h6{font-size: 14px;font-weight: normal;}
.about_book_con dl dd p,.book_list dd p{font-size: 12px;line-height: 28px;}
.about_book_con .more{float: none;position: absolute;top:-33px;right:0;}
#about_book .more{text-align: left;padding-left: 110px;}
#course_book{overflow: hidden;}
.course_book_list{min-width: 630px;}
.book_list{float: left;padding: 0 10px;margin-bottom: 20px;}

/* main-use_intro\course_total */
.use_intro{float: left;margin-top: 40px;width: 286px;text-align: center;}
.use_intro dt{margin-bottom: 20px;}
.use_intro dd{font-size: 12px;}
.use_intro dd span{font-size:16px;color:#ff0026;}
.course_total{float: left;margin-top: 40px;width: 190px;text-align: center;font-size: 12px;}
.course_total dd{margin-top: 30px;margin-bottom: 20px;}

/*newCss:width: 280px; updateTime:2017.06.30; Author:whw*/
.book_list{width:280px;}
.course_con a {background: #fff none repeat scroll 0 0;border: 1px solid #238bb1;border-radius: 5px;color:#238bb1;
cursor: pointer;height: 25px;line-height: 25px;position: absolute;right: 0;top: 12px;text-align: center;
text-indent: 1em;letter-spacing: 1em;word-spacing: 1em;width:120px;}

.course_con a:hover{
    text-decoration: none;
}

.fulltext{visibility:hidden;}
ul,ol{list-style-position:inside;}
#hutia1{width:1010px;margin:25px auto 0 auto;}

.course_teachers{position:relative;}
.course_teachers_content{display:block;font-size: 18px;color: #111}
.course_con .course_expanded{
	display:block;position:absolute;bottom:1px;right:0;border:0;color:#238bb1;cursor:pointer;background:#fff;padding-left:40px;
    background: #fff;
    filter: progid:DXImageTransform.Microsoft.Alpha(style=3,opacity=80,finishOpacity=100,startX=0,finishX=40,startY=0,finishY=0); 
    background: -webkit-linear-gradient(left, transparent, #fff 55%);
	background: -o-linear-gradient(right, transparent, #fff 55%);
	background: -moz-linear-gradient(right, transparent, #fff 55%);
	background: linear-gradient(to right, transparent, #fff 55%);
}
.yz{position: absolute;right: 250px;top: 20px}
.barCode{width: 135px;height: 80px;}
.qrCode{height: 80px;margin-left: 40px;}

.join-mask form {margin-left: -257px;left: 50%;}
#ycb{position: absolute;width: 69px;height: 33px;top:10px;left:410px;}
#ylk{position: absolute;left: -20px;top: -14px;width: 70px;height: 70px;float: left;}
.bzdw{margin-top: 10px;width: 400px;}