/*第一部分*/
.main_common{padding:0 70px;}
.main_lists .pic{margin-top:38px;padding: 5px;border:1px solid #dadada;margin-right: 48px; }
.main_lists .pic img{width:100%}
.main_lists  .course_intrduce{margin-top:38px; margin-left: -40px;}
.main_lists  .course_intrduce h2{font-size: 22px;font-family: "Microsoft YaHei";color:#1f0619; line-height:25px; }
.main_lists  .course_intrduce ul{margin-top:30px;}
.main_lists  .course_intrduce ul li{font-size:16px;line-height: 32px;color:#868484;font-family: "Microsoft YaHei";}
.main_section .course_intrducewenzi .col{display:inline-block;height: 20px; width: 11px; background: #67cafd;margin-right: 11px;}
.main_section .course_intrducewenzi p{display:inline-block;font-size:22px;line-height: 62px;font-family: "Microsoft YaHei";color:#252525; }
.main_section .course_intrducewenzi .course_resourcewenzi p {
    display: inline-block;
    font-size: 16px;
    color: #7e7d7d;
    line-height: 30px;
    padding-bottom: 10px;
    width: 100%;
	font-family: "Microsoft YaHei";
}
.main_section .course_intrducewenzi{margin-top:40px;}
.main_section .course_resourcewenzi .onesetion{font-size:16px;color:#7e7d7d;}
.main_section .course_resourcewenzi .onesetion .p{ width: 100%;
    height: auto;
    word-wrap:break-word;
    word-break:break-all;
    overflow: hidden;
}
.main_section .course_resourcewenzi .twosetion{margin-top:30px;font-size:16px;color:#7e7d7d;}
/*课程介绍后面的小点*/
.main_section .course_intrducewenzi .dots{display: inline-block; float:right; width: 80%; background: url('../images/dot.jpg') repeat-x; background-position:0px 11px;margin-top: 20px;}
.main_section .course_intrducewenzi .dots::before{ display: inline-block; width: 2px;height: 2px;content: "";border: 3px solid #67cafd;margin-right: 14px;}
/*数字教材资源*/
.data_resoure .dots{width: 80% !important;}
.try_read{margin-top:80px;}
.try_read .line{background: url('../images/bottom_dots.jpg') no-repeat center center;font:normal normal normal 22px "Arial", Helvetica, Arial, Verdana, sans-serif;text-align: center;margin-bottom: 10px;}
.try_read .video{height: 400px;width: 80%;margin: 0 auto;border: 1px solid #505457;border-radius: 5px;}
.try_read .video{margin-bottom: 70px;}
/*加入课程按钮*/
.course_relativeBtn{
         display: flex;
         justify-content: flex-end;
         gap: 16px;
         padding-top: 10px;
        }
.main_common .joinCourse{font-family: "Microsoft YaHei";height: 40px;width:125px;background:#36b9fc;font-size: 18px;line-height: 40px;color:#fff;float:right; bottom:-25px;right: 70px;border-radius:10px;border:none; }
.main_common .col-md-6{position:relative;}
@media (max-width:480px){ 
.main_common .joinCourse{height: 30px;width:100px;background:#36b9fc;font-size: 12px;line-height: 30px;color:#fff;float:right; bottom:-40px;right: 30px;border-radius:10px;border:none; }
.main_common .col-md-6{position:relative;}
.course_relativeBtn{padding-right: 15px;}
}
@media screen and (min-width:770px) and (max-width:913px){
.main_common .joinCourse {
    height: 30px;
    width: 100px;
    background: #36b9fc;
    font-size: 12px;
    line-height: 30px;
    color: #fff;
    float: right;
    position: absolute;
    bottom: -45px;
    right: 2px;
    border-radius: 10px;
    border: none;
}
}
/*响应式布局*/
@media (max-width:769px){
    .main_common .joinCourse{height: 30px;width:100px;background:#36b9fc;font-size: 12px;line-height: 30px;color:#fff;float:right; bottom:-30px;right: 30px;border-radius:10px;border:none; }
    .main_lists .course_intrduce h2 {font-size: 20px;}
    .main_lists .course_intrduce ul { margin-top: 10px;}
    .main_section .course_intrducewenzi .dots {width: 60%;}
    .data_resoure .dots{width:60% !important;}

}
@media (max-width:564px) and (min-width:421px){
    .main_common {padding: 0px;}
    .main_lists .course_intrduce {margin-left: 0px;}
    .main_section .course_intrducewenzi .dots {width: 50%;}
    .data_resoure .dots{width:50% !important;}
}
@media (max-width:480px){
    .main_common {padding: 0px;}
    .main_lists .course_intrduce {margin-left: 0px;}
    .main_section .course_intrducewenzi .dots {width: 40%;}
    .data_resoure .dots{width:40% !important;}
    .main_lists .pic{margin-right: 0px;}
    /* 试阅读 */
    .main_common .testRead {
        background: #ff9f3c;
        bottom: -45px!important;
        right: 150px;
    }
    .wenzimain {
        margin-top: 55px!important;
       
    }
}

@media (max-width:320px){
    .main_lists .course_intrduce h2 {font-size: 18px;}
}