@charset "utf-8";
/* 禁用iPhone中Safari的字号自动调整 */
html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;	
}
/* 去除iPhone中默认的input样式 */
/* input,.btn{-webkit-appearance:none;   resize: none;} */
/* 取消链接高亮  */
div,ul,li,ol,h1,h2,h3,h4,h5,h6,input,textarea,select,p,dl,dt,dd,a,img,button,form,table,th,tr,td,tbody,article, 
aside, details,figcaption,figure,footer,header,hgroup, menu,nav,section{ -webkit-tap-highlight-color:rgba(0, 0, 0, 0); 
	font-family: "Microsoft YaHei", "Hiragino Sans GB", tahoma, sans-serif; }
/* 设置HTML5元素为块 */
article, aside, details,figcaption,figure,footer,header,hgroup, menu,nav,section {
display: block;
}
/* 图片自适应 */
img {
    max-width: 100%;
    height: auto;
    width:auto\9; /* ie8 */
    -ms-interpolation-mode:bicubic;/*为了照顾ie图片缩放失真*/
}
*:focus {
    outline:none;
}
/* 清零 */
div,ul,li,ol,h1,h2,h3,h4,h5,h6,textarea,select,p,dl,dt,dd,a,img,button,form,table,th,tr,td,tbody,article, 
aside, details,figcaption,figure,footer,header,hgroup, menu,nav,section{margin:0; padding:0; border:none;}
em,i{font-style:normal;}
strong{font-weight: normal;}
.clearfix:after{content:""; display:block; visibility:hidden; height:0; clear:both;}
.clearfix{zoom:1;}
a{text-decoration:none; color:#333; font-family:"Microsoft YaHei", "Hiragino Sans GB", tahoma, sans-serif;}
a:hover{color:#333; text-decoration:none;}

ul,ol,li{list-style:none;}
h1,h2,h3,h4,h5,h6{ font-size:100%; font-weight: normal; font-family:"Microsoft YaHei", "Hiragino Sans GB", tahoma, sans-serif;}
fieldset,img{border: none;}
table {
    border-collapse:collapse;
    border-spacing:0;
}
caption, th {
    text-align:left;
}
q:before,
q:after {
    content:"";
}
input:password {
    ime-mode:disabled;
}



*{box-sizing:border-box;}

img{display: block;}
/*a{  
    width: 100%;
    height: 100%;
    display: block;
}*/
.area_in{
    width: 1200px;
    margin: 0 auto;
}

/* 课程块 */
.course_in{
    width: 220px;
    height: 215px;
    background: #fff;
    border: 1px #ebebeb solid;
    margin-right: 25px;
    position:relative;
    float: left;
}
.course_in:hover{
    box-shadow: 2px 2px 10px #ccc;
}
.course_in a{
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
}
.course_img{
    width: 220px;
    height: 150px;
}
.course_in .pic_hov{
    width: 218px;
    height: 150px;
    background: rgba(0,0,0,.3);
    position: absolute;
    left: 0;
    top: 0;
    display: none;
}

.course_title{
    font-size: 16px;
    line-height: 30px;
    padding-left: 10px;
    margin-top: 6px;
}
.course_title:hover{
    color: #ff3d3d;
}
.course_teacher{
    font-size: 12px;
    color: #777;
    padding-left: 10px;
}
.course_money{
    color: #ff3b3b;
    font-size: 18px;
    line-height: 18px;
    position: absolute;
    right: 8px;
    bottom: 10px;
}

.sidebar div{
    position: fixed;
    right: -70px;
    width: 115px;
    height: 45px;
    line-height: 45px;
    text-align: center;
    border: 1px #ccc solid;
    padding-left: 40px;
    margin-bottom: 7px;
    cursor: pointer;
}
.sidebar div.sidebar_weixin{
    padding: 0;
}
.sidebar .sidebar_weixin .small{
    background: url(img/sidebar_weixin.png) no-repeat #ff3d3d left center;
    border-color: #ff3d3d;
    bottom: 350px;
    padding: 0;
}
.sidebar .sidebar_weixin .big{
    width: 115px;
    height: 160px;
    border: none;
    background: #ff3d3d;
    color: #fff;
    padding: 0;
    right: 0;
    bottom: 350px;
    display: none;
}
.sidebar .sidebar_weixin .big img{
    width: 115px;
    height: 115px;
    border: 1px solid #ff3d3d;
}
.sidebar .sidebar_feed{
    background: url(img/sidebar_feed.png) no-repeat #ececec left center;
    bottom: 300px;
}
.sidebar .sidebar_zixun{
    background: url(img/sidebar_zixun.png) no-repeat #ececec left center;
    bottom: 250px;
}
.sidebar .sidebar_back{
    background: url(img/sidebar_back.png) no-repeat #ececec left center;
    bottom: 200px;
}