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no-repeat}.outline-tit{float:left;font-size:16px}.outline-cont{margin-left:120px}.outline-info{font-size:16px}.outline-time{float:right;line-height:20px;background:url(//static.nowcoder.com/images/img/course/outline-icon.png) 0 -36px no-repeat;padding-left:22px}.outline-brief{margin-top:5px;font-size:14px;color:#999}.course-infolist{font-size:16px;line-height:40px}.course-info-gray{background:#f7f7f7}.course-info-item{width:190px;text-align:center;float:left;border-right:1px solid #ddd}.course-info-main{margin-left:195px;padding-left:40px}.course-info-item i{display:inline-block;vertical-align:middle;width:20px;height:20px;margin-right:10px;background:url(//static.nowcoder.com/images/img/course/outline-icon.png) no-repeat}.course-info-item .course-icon-upload{background-position:0 3px}.course-info-item .course-icon-user{background-position:0 -80px}.course-info-item .course-icon-long{background-position:0 -122px}.course-info-item .course-icon-time{background-position:0 -38px}.layer-share-oprt{position:absolute;right:0;top:20px;color:#fff;margin-right:20px;font-size:12px;background:rgba(0,0,0,.3);padding:5px 10px;border-radius:4px}.layer-share-oprt:hover{color:#fff;background:rgba(0,0,0,.4)}.layer-share-oprt i{font-size:14px;margin-right:5px}