.containToCenter {padding: 0;margin: 60px auto 0 auto;}
.containToCenter::after{content:'';display:block;clear:both;}
.courseImgListModeContain{width: 570px;/* height: 410px; */float:left;background-color:white;border-radius: 4px;overflow:hidden;position:relative;}
.mater_course_contain {margin: 0 0 30px 0;overflow: hidden;}
.mater_course_contain:nth-child(odd) {margin: 0 60px  30px 0;}

.courseImgListModeContain:hover{cursor:pointer;}
.big_container {width: 100%;overflow: hidden;}
.big_container_top{width:100%;height: 250px;background-size:100% 100% !important;background-repeat:no-repeat !important;background-position:center !important;transition: all 1.4s;-moz-transition: all 1.4s;-webkit-transition: all 1.4s;-o-transition: all 1.4s;/* margin: 0 0 3px 0; *//* border-radius: 4px; *//* border-top-left-radius: 4px; *//* border-top-right-radius: 4px; */}
.big_container_bottom{width:100%;padding: 0 13px;color: #999;font-size: 12px;margin: 0;}
.big_container_bottom_label{overflow:hidden;height:20px}
.big_container_bottom_categroy{overflow:hidden;height: 20px;line-height: 20px;}
.big_container_bottom_soft{overflow:hidden;height: 20px;line-height: 20px;}
.big_container_bottom_difficult{overflow:hidden;height:20px}
span.courseListBiaoqian{margin:0 5px}
.big_container_bottom_title{font-size: 14px;color: #111;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;-o-text-overflow:ellipsis;margin: 8px 0 12px 0;font-weight: bold;}
.outCourseImgListModeContain{width:100%}
.big_container_view{height: 28px;overflow:hidden;padding: 0px;color:#a3a3a3;font-size: 12px;width: 300px;padding: 0 9px;/* margin: 26px 0 0 0px; */}
.big_container_bottom_coursePeople{width:33%;height:28px;float:left;line-height:28px}
.big_container_bottom_coursePeople span{height:28px;display:inline-block;line-height:28px;float:left}
.big_container_bottom_coursePeopleem{width: 24px;height: 24px;display:inline-block;float:left;background: url(../img/desIcons.png) -304px -816px no-repeat;background-size:904px 1050px;}
.big_container_bottom_update{width:33%;height:28px;float:left;line-height:28px}
.big_container_bottom_update span{height:28px;display:inline-block;line-height:28px;float:left}
.big_container_bottom_updateem{width: 24px;height: 24px;display:inline-block;float:left;background: url(../img/desIcons.png) -388px -815px no-repeat;background-size:904px 1050px;}
.big_container_bottom_courseGood{width:33%;height:28px;float:left;line-height:28px}
.big_container_bottom_courseGoodem{width:28px;height:28px;display:inline-block;float:left;background: url(../img/desIcons.png) -262px -644px no-repeat;cursor:pointer;background-size:904px 1050px;}
.big_container_bottom_courseGoodemUn{width: 24px;height: 24px;display:inline-block;float:left;background: url(../img/desIcons.png) -332px -816px no-repeat;cursor:initial;background-size:904px 1050px;}
.big_container_bottom_courseStar{width:33%;height:28px;float:left;line-height:28px}
.big_container_bottom_courseStarem{width:28px;height:28px;display:inline-block;float:left;background: url(../img/desIcons.png) -306px -643px no-repeat;cursor:pointer;background-size:904px 1050px;}
.big_container_bottom_courseStaremUn{width: 24px;height: 24px;display:inline-block;float:left;background: url(../img/desIcons.png) -361px -816px no-repeat;cursor:pointer;background-size:904px 1050px;}
.autoCenterImg{width:1200px;margin:0 auto}
.all-sort-list .item .New_isLinkForGray{color:#a3a3a3}
.Text_mask{width:100%;height:460px;background:url("../img/new_work_img.jpg");position:absolute;top:0;left:0;display:none;font-size:16px;color:#333}
.Text_mask p{padding-left:50px;padding-right:50px}
.subjectCourse{width:100%;height: 265px;margin: 0px 0;background-color: white;padding: 20px 0 0px;}
.basicModal{width: 240px;height: 152px;padding: 0px 20px 10px 0;float:left;}
.basicModal_bac{width:100%;height:100%;border-radius: 20px;cursor:pointer;}
.carouselInnerImg_imgs{width:1200px;height:156px;margin:0 auto}
.carousel-indicators1{position:absolute;bottom:10px;z-index:15;list-style:none}
.carousel-indicators1 .active{width:10px;height:10px;margin:0px 5px;background-color:#9E9E9E}
.carousel-indicators1 li{display:inline-block;width:10px;height:10px;margin:0px 5px;text-indent:-999px;cursor:pointer;background-color:#000\9;background-color:rgba(0,0,0,0);border:1px solid #9E9E9E;border-radius:10px}

.big_container_top:hover{transform:scale(1.1);-moz-transform:scale(1.1);-webkit-transform:scale(1.1);-o-transform:scale(1.1);-ms-transform:scale(1.1)}

.courseImgList_text_contain {width: 1200px;margin: 0px auto 0px;position: relative;top: 208px;}
.courseImgList_text_contain::after {
        content:'';
    display:block;
    clear:both;
}
.courseImgList_text {width: 120px;float: left;height: 37px;text-align: center;cursor: pointer;font-size: 24px;font-weight: bold;}
    .courseImgList_text:hover {
    background: url(../img/desIcons.png) -304px -956px no-repeat;
    background-size: 904px 1050px;
    }
.courseImgList_text_active {background: url(../img/desIcons.png) -304px -956px no-repeat;background-size: 904px 1050px;}
.courseImgList_text2 {margin: 0 0 0 60px;}
.big_container_bottom_intro {height: 66px;overflow: hidden;}
.big_container_seq {position: absolute;top: -1px;left: -1px;color: white;background: url(../img/desIcons.png) -452px -759px no-repeat;background-size: 904px 1050px;width: 105px;height: 43px;text-align: center;line-height: 43px;font-size: 20px;font-weight: bold;}
 
@media screen and (min-width: 1600px){		
    .courseImgListModeContain{width: 660px;}
    .big_container_top{height: 289px;}
    .search_nav{width: 1380px;}
}