.middle{
    background: url('../images/course/mid-bj.png') no-repeat bottom center;
    min-width: 1540px;
    height: auto;
    padding-top: 12px;
    padding-bottom: 130px;
}
.content{
    width: 1200px;
    border-radius: 20px;
    margin: 0 auto;
    background-color: #f7f4ef;
    padding-top: 80px;
    padding-bottom: 80px;
    color: #555555 !important;
}
.content-a{
    width: 100%;
    height: auto;
    display: flow-root;
}
.content-a.right{
    box-sizing: border-box;width: 100%;display: block;clear: both;position: relative;
}
.content-a.left{
    box-sizing: border-box;width: 100%;display: block;clear: both;position: relative;
}

.content-a.right .cont{
    width: 50%;float:right;text-align: left;
}
.content-a.right .cont h1{
    margin: 0;padding: 0;padding-left: 30px;margin-top: -5px;color:#deba59;
}
.content-a.right .cont dd{
    min-height: 70px;padding:0 30px;box-sizing: content-box;width: 100%;margin: 0;text-align: left;float: left; 
}
.content-a.left .cont{
    width: 50%;float:left;text-align: right;
}
.content-a.left .cont h1{
    margin: 0;padding: 0;padding-right: 30px;margin-top: -5px;color:#deba59;
}
.content-a.left .cont dd{
    min-height: 70px;padding:0 30px;box-sizing: content-box;width: 100%;margin: 0;text-align: right;float: right;
}
.content-a .clear{clear: both;}
.content-a .line{width: 4px;height:100%; position: absolute;left: 50%;top:0;background-color: #deba59;}
.content-a .circle{width: 24px;height:24px; position: absolute;left: 586px;top:0;;border-radius: 24px;background-color: #ffffff !important;border: 4px solid #deba59 !important;}
.content-a-l{
    width: 568px;
    min-height: 70px;
    text-align: right;
    margin-right: 20px;
    margin-top: -25px;
}
.content-a-l h1{
    color: #deba59;
}
.content-a-l dd{
    min-height: 70px;
    border-right: 4px solid #deba59;
    margin-right: -38px;
    margin-top: -30px;
    padding-top: 20px;
    padding-right: 35px;
}
.content-a-m{
    width: 24px;
    height: 24px;
    background-color: #ffffff !important;
    border: 4px solid #deba59 !important;
    border-radius: 24px;

}
.content-a-r{
    width: 588px;
    min-height: 70px;
}
.content-a-r h1 {
    margin-top: -39px;
    margin-left: 50px;
    color: #deba59;
}
.content-a-r dd {
    min-height: 70px;
    border-left: 4px solid #deba59;
    margin-top: -25px;
    margin-left: 15px;
    padding-top: 20px;
    padding-left: 34px;
}
.content-more{
    width: 400px;
    height: 45px;
    line-height: 45px;
    background-color: #d8ac61;
    color: #ffffff;
    text-align: center;
    cursor: pointer;
    position: relative;
    margin-top: 40px;
    left: 50%;
}
.content-more img{
    margin-right: 14px;
}