*{
    padding: 0;
    margin: 0;
}
i{
    font-style:normal;
}
ul li{
    list-style: none;
}
a{
    text-decoration: none;
}
@media screen and (min-width: 1200px){
    .banner{
        width: 100%;
        height: 312px;
        background: url(../img/background.png) no-repeat center;
    }
    .banner_in{
        width: 1200px;
        height: 100%;
        margin: auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .banner_in div p{
        width: 180px;
        height: 46px;
        line-height: 46px;
        background: #3485ff;
        font-size: 22px;
        color: #fff;
        text-align: center;
        border-top-left-radius: 8px;
        border-top-right-radius: 8px;
        letter-spacing: 1px;
        margin: auto;
    }
    .banner_div{
        display: block;
        width: 260px;
        height: 130px;
        border: 3px solid #fff;
        border-radius: 8px;
        background: #fff;
        box-shadow: #b9dcff 0px 8px 8px;
    }
    .banner_div h3{
        font-weight: 500;
        letter-spacing: 1px;
        text-align: center;
        padding-top: 22px;
        font-size: 19px;
    }
    .banner_div a{
        display: block;
        width: 154px;
        height: 36px;
        line-height: 36px;
        border: 1px solid #0066ff;
        margin: auto;
        text-align: center;
        color: #0066ff;
        border-radius: 8px;
        margin-top: 26px;
        font-size: 18px;
        cursor: pointer;
    }
    .box_in{
        width: 1200px;
        margin: auto;
        padding-bottom: 50px;
    }
    .content{
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 24px;
    }
    .left p{
        font-size: 16px;
    }
    .left p span{   
        font-size: 16px;
        font-weight: bold;
    }
    .right ul{
        height: 34px;
        line-height: 34px;
        display: none;
        background: #eaedff url(../img/icon.png) no-repeat right 10px center;
        padding-right: 58px;
        border-top-left-radius: 30px;
        border-bottom-left-radius: 30px;
        border-top-right-radius: 6px;
        border-bottom-right-radius: 6px;
    }
    /* .cpa1,.sws1,.zj1,.cj1{
        display: none;
    } */
    .right ul li{
        padding-left: 40px;
        color: #84b6ff;
        cursor: pointer;
        font-size: 16px;
    }
    .active{
        background: #2042ed !important;
        color: #fff !important;
    }
    .course{
        display: flex;
        flex-wrap: wrap;
    }
    .course dl{
        width: 286px;
        height: 372px;
        box-shadow: #ccc 1px 1px 10px;
        margin-left: 14px;
        margin-top: 28px;
    }
    /* .course dl:nth-child(4n+1){
        margin-left: 0px !important;   
    } */
    .course dl dt img{
        width: 100%;
        display: block;
    }
    .course dl dd del{
        display: block;
        color: #606060;
        text-align: center; 
        font-size: 16px;
        padding-top: 10px;
    }
    .course dl dd p{
        color: #ff1c1c;
        text-align: center;
        font-size: 17px;
        font-weight: bold;
        padding-top: 10px;
        height: 50px;
    }
    .course dl dd p span{
        font-size: 22px;
        font-weight: bold;
    }
    .course dl dd i{
        display: flex;
        width: 90%;
        margin: auto;
        padding-top: 14px;
        border-top: 1px solid #f2f2f2;
        justify-content: space-between;

    }
    .course dl dd i a:nth-child(1){
        width: 42%;
        height: 34px;
        line-height: 34px;
        text-align: center;
        border: 1px solid #ff2e2e;
        border-radius: 30px;
        color: #ff2e2e;
        cursor: pointer;
        font-size: 16px;
    }
    .course dl dd i a:nth-child(2){
        width: 42%;
        height: 34px;
        line-height: 34px;
        text-align: center;
        border: 1px solid #ff2e2e;
        background: #ff2e2e;
        color: #fff;
        border-radius: 30px;
        font-size: 16px;
    }
    .act{
        color: #0068ff !important;
    }
}
@media screen and (max-width: 736px){
    .banner{
        width: 100%;
        height: 5rem;
        background: url(../img/background.png) no-repeat center;
    }
    .banner_in{
        width: 90%;
        height: 100%;
        margin: auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
    }
    .border{
        width: 47%;
    }
    .banner_in div p{
        width: 66%;
        height: 0.56rem;
        line-height: 0.56rem;
        background: #3485ff;
        font-size: 0.2rem;
        color: #fff;
        text-align: center;
        border-top-left-radius: 6px;
        border-top-right-radius: 6px;
        letter-spacing: 1px;
        margin: auto;
    }
    .banner_div{
        display: block;
        width: 100%;
        height: 1.4rem;
        border: 3px solid #fff;
        border-radius: 6px;
        background: #fff;
        box-shadow: #b9dcff 0px 8px 8px;
    }
    .banner_div h3{
        font-weight: 500;
        letter-spacing: 1px;
        text-align: center;
        padding-top: 0.2rem;
        font-size: 14px;
    }
    .banner_div a{
        display: block;
        width: 1.6rem;
        height: 0.48rem;
        line-height: 0.48rem;
        border: 1px solid #0066ff;
        margin: auto;
        text-align: center;
        color: #0066ff;
        border-radius: 6px;
        margin-top: 0.16rem;
        font-size: 0.18rem;
        cursor: pointer;
    }
    .box_in{
        width: 90%;
        margin: auto;
    }
    .content{
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 24px;
    }
    .left p{
        font-size: 0.16rem;
        white-space: nowrap;
    }
    .left p span{   
        font-size: 0.16rem;
        font-weight: bold;
    }
    .right ul{
        height: 0.4rem;
        line-height: 0.4rem;
        display: none;
        background: #eaedff url(../img/icon.png) no-repeat right 10px center;
        background-size: 0.3rem;
        border-top-left-radius: 30px;
        border-bottom-left-radius: 30px;
        border-top-right-radius: 6px;
        border-bottom-right-radius: 6px;
        max-width: 3.6rem;
        white-space: nowrap;
        overflow: scroll;
    }
    .right ul::-webkit-scrollbar{
        display: none; /* Chrome Safari */
    }
    /* .cpa1,.sws1,.zj1,.cj1{
        display: none;
    } */
    .right ul li{
        padding-left: 0.2rem;
        color: #84b6ff;
        cursor: pointer;
        font-size: 0.2rem;
    }
    .right ul li:last-child{
        padding-right: 0.6rem;
    }
    .active{
        background: #2042ed !important;
        color: #fff !important;
    }
    .course{
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
    .course dl{
        width: 48%;
        height: 100%;
        box-shadow: #ccc 1px 1px 10px;
        margin-top: 0.26rem;
        padding-bottom: 0.14rem;
    }
    /* .course dl:nth-child(4n+1){
        margin-left: 0px !important;   
    } */
    .course dl dt img{
        display: block;
        width: 100%;
    }
    .course dl dd del{
        display: block;
        color: #606060;
        text-align: center;
        font-size: 0.12rem;
        padding-top: 0.1rem;
    }
    .course dl dd p{
        color: #ff1c1c;
        text-align: center;
        font-size: 0.16rem;
        font-weight: bold;
        padding-top: 0.1rem;
        height: 0.7rem;
    }
    .course dl dd p span{
        font-size: 0.2rem;
        font-weight: bold;
    }
    .course dl dd i{
        display: flex;
        width: 90%;
        margin: auto;
        padding-top: 0.14rem;
        border-top: 1px solid #f2f2f2;
        justify-content: space-between;

    }
    .course dl dd i a:nth-child(1){
        width: 44%;
        height: 0.42rem;
        line-height: 0.42rem;
        text-align: center;
        border: 1px solid #ff2e2e;
        border-radius: 30px;
        color: #ff2e2e;
        font-size: 0.12rem;
        cursor: pointer;
    }
    .course dl dd i a:nth-child(2){
        width: 44%;
        height: 0.42rem;
        line-height: 0.42rem;
        text-align: center;
        border: 1px solid #ff2e2e;
        background: #ff2e2e;
        color: #fff;
        font-size: 0.12rem;
        border-radius: 30px;
    }
    .act{
        color: #0068ff !important;
    }
}
@media screen and (min-width: 760px) and (max-width: 1200px){
    .banner{
        width: 100%;
        height: 250px;
        background: url(../img/background.png) no-repeat center;
    }
    .banner_in{
        width: 90%;
        height: 100%;
        margin: auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .border{
        width: 23%;
    }
    .banner_in div p{
        width: 72%;
        background: #3485ff;
        font-size: 16px;
        color: #fff;
        text-align: center;
        border-top-left-radius: 8px;
        border-top-right-radius: 8px;
        margin: auto;
        padding: 6px 2px;
    }
    .banner_div{
        display: block;
        width: 100%;
        height: 100%;
        border: 3px solid #fff;
        border-radius: 8px;
        background: #fff;
        box-shadow: #b9dcff 0px 8px 8px;
        padding-bottom: 14px;
    }
    .banner_div h3{
        font-weight: 500;
        text-align: center;
        padding-top: 22px;
        font-size: 16px;
        white-space:nowrap;
    }
    .banner_div a{
        display: block;
        width: 64%;
        border: 1px solid #0066ff;
        margin: auto;
        text-align: center;
        color: #0066ff;
        border-radius: 8px;
        margin-top: 18px;
        font-size: 18px;
        cursor: pointer;
        padding: 2px 0px;
    }
    .box_in{
        width: 90%;
        margin: auto;
    }
    .content{
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 24px;
    }
    .left p{
        font-size: 16px;
    }
    .left p span{   
        font-size: 16px;
        font-weight: bold;
    }
    .right ul{
        height: 30px;
        line-height: 30px;
        display: none;
        background: #eaedff url(../img/icon.png) no-repeat right 10px center;
        background-size: 20px;
        padding-right: 40px;
        border-top-left-radius: 30px;
        border-bottom-left-radius: 30px;
        border-top-right-radius: 6px;
        border-bottom-right-radius: 6px;
    }
    /* .cpa1,.sws1,.zj1,.cj1{
        display: none;
    } */
    .right ul li{
        padding-left: 10px;
        color: #84b6ff;
        cursor: pointer;
        font-size: 14px;
    }
    .active{
        background: #2042ed !important;
        color: #fff !important;
    }
    .course{
        display: flex;
        flex-wrap: wrap;
    }
    .course dl{
        width: 31%;
        height: 100%;
        box-shadow: #ccc 1px 1px 10px;
        margin-left: 14px;
        margin-top: 28px;
    }
    /* .course dl:nth-child(4n+1){
        margin-left: 0px !important;   
    } */
    .course dl dt img{
        width: 100%;
    }
    .course dl dd del{
        display: block;
        color: #606060;
        text-align: center; 
        font-size: 16px;
        padding-top: 10px;
    }
    .course dl dd p{
        color: #ff1c1c;
        text-align: center;
        font-size: 16px;
        font-weight: bold;
        padding-top: 6px;
        height: 50px;
    }
    .course dl dd p span{
        font-size: 20px;
        font-weight: bold;
    }
    .course dl dd i{
        display: flex;
        width: 90%;
        margin: auto;
        padding: 14px 0px;
        border-top: 1px solid #f2f2f2;
        justify-content: space-between;

    }
    .course dl dd i a:nth-child(1){
        width: 46%;
        padding: 6px 0;
        text-align: center;
        border: 1px solid #ff2e2e;
        border-radius: 30px;
        color: #ff2e2e;
        cursor: pointer;
        font-size: 16px;
    }
    .course dl dd i a:nth-child(2){
        width: 46%;
        padding: 6px 0;
        text-align: center;
        border: 1px solid #ff2e2e;
        background: #ff2e2e;
        color: #fff;
        border-radius: 30px;
        font-size: 16px;
    }
    .act{
        color: #0068ff !important;
    }
}