.banner{
    width: 100%;
    height: 500px;
}
.banner img{
    width: 100%;
    height: 500px;
}
.problem{
    width: 100%;
    overflow: hidden;
}
.problem-title{
    height:100px;
    line-height: 100px;
    text-align: center;
    font-size: 30px;
    color: #2c2c2c;
}
.problem-main{
    width:800px;
    height: 450px;
    background: url("../images/problem-bg.png") bottom center no-repeat ;
    margin: 0 auto;
    position: relative;
}
.problem-item{
    width: 120px;
    height: 120px;
    color: #2c2c2c;
    font-size: 16px;
    position: absolute;
}
.problem-item img{
    width: 70px;
    height: 70px;
    margin: 0 auto;
    display: block;
}
.problem-item p{
    width: 100%;
    line-height: 20px;
    text-align: center;
}
.problem-item-1{
    top:1%;
    left: 6%;
}
.problem-item-2{
    top: 30%;
    left: 1%;
 }
.problem-item-3{
    top:62%;
    left: 8%;
}
.problem-item-4{
    top:1%;
    right: 3%;
}
.problem-item-5{
    top:30%;
    right: 0;
}
.problem-item-6{
    top: 60%;
    right: 2%;
}
.company{
    width: 100%;
    overflow: hidden;
    background: #f0f0f0;
    text-align: center;
}
.company-title{
    height:120px;
    line-height: 120px;
    font-size: 30px;
    color: #323232;
}
.company-list{
    width:840px;
    display: inline-block;
    padding: 30px 0;
}
.company-list li{
    width:120px;
    margin: 10px 80px;
    float: left;
}
.company-list img{
    margin: 0 auto;
    display: block;
}
.company-list p{
    height: 30px;
    line-height: 30px;
    font-size: 14px;
    color: #323232;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
@media screen and (max-width: 414px){
    .container{

        width: 100%;
    }
}
/*案例教学、一对一辅导--------------------------*/
.advantage{
    width: 100%;
    height:660px;
    background: url("../images/bg1.png") no-repeat center;
}
.advantage-top{
    width:1280px;
    height: 264px;
    background: url("../images/bg1-radius.png") no-repeat;
    margin: 0 auto;
    text-align: center;
}
.advantage-top ul{
    width: 1278px;
    display: inline-block;
}
.advantage-top ul li{
    width: 426px;
    float: left;
}
.advantage-top-title{
    height: 100px;
    line-height: 100px;
    font-size: 30px;
    color: #fff;
}
.advantage-top img{
    width: 100px;
    height: 100px;
    display: block;
    margin: 0 auto;
}
.advantage-list{
    width: 1230px;
    overflow: hidden;
    margin: 0 auto;
    text-align: center;
}
.advantage-list>ul>li{
    width: 300px;
    float: left;
    margin: 0 55px;
}
.jt{
    border: 30px solid transparent;
    border-bottom-color: #fff;
    width: 0;
    height: 0;
    display: inline-block;
}
.advantage-list-main{
    padding: 0 40px;
    overflow: hidden;
    background: #fff;
    margin-top: -4px;
}
.advantage-list-main li{
    padding: 20px 0;
    overflow: hidden;
}
.advantage-list-right{
    width:68%;
    text-align: left;
}
.advantage-list-right div:first-child{
    font-size: 22px;
    color: #7f7f7f;
    line-height: 25px;
}
.advantage-list-right div:last-child{
    font-size: 16px;
    color: #7f7f7f;
    line-height: 25px;
}
/*成功案例展示********************************/
.success-case{
    width: 100%;
    height:900px;
    background: url("../images/bg2.png") no-repeat center;
}
.case-one{
    overflow: hidden;
    padding-top: 70px;
}
.case-one li{
    width: 370px;
    height: 236px;
    position: relative;
    margin-left: 40px;
    float: left;
}
.case-one li:first-child{
    margin: 0;
}
.case-two{
    overflow: hidden;
    padding-bottom: 70px;
}
.case-two li{
    width: 370px;
    height: 236px;
    position: relative;
    margin-left: 40px;
    float: left;
}
.case-two li:first-child{
    margin: 0;
}

.case-title{
    width: 350px;
    position: absolute;
    height: 236px;
    line-height: 236px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-align: center;
    font-size: 20px;
    color:#fff;
    top: 0;
    z-index: 1;
    padding: 0 10px;
    background: rgba(0, 0, 0, 0.33)
}
.case-title:hover{
    background: rgba(0, 0, 0, 0.1)
}
.case-main{
    width:800px;
    padding: 65px 0;
    text-align: center;
    color: #fff;
    margin: 0 auto;
}
.case-main-title{
    font-size: 35px;
    height: 50px;
    font-weight: bold;
    line-height: 50px;
}
.case-main-description{
    width: 100%;
    height: 90px;
    overflow: hidden;
    line-height: 30px;
    font-size: 16px;
    margin-top: 20px;
}

.case-list{
    display: none;
}
.m-case-title{
    display: none;
}
.contrast-top{
    display: none;
}
.m-contrast-box{
    display: none;
}
.m-case-more{
    display: none;
}
.curriculum{
    display: block;
}


@media screen and (max-width: 414px){
    .curriculum{
        display: none;
    }

    header{
        display: block;
    }
    .toggle {
        display: block;
        position: absolute;
        right: 15px;
        top: 0;
        line-height: 72px;
        font-size: 24px;
    }
    .mb-menu {
        width: 100%;
        position: fixed;
        top: 72px;
        background: #fff;
        z-index: 100;
        display: none;
        height: auto;
    }
    .banner {
        width: 100%;
        height:200px;
    }
    .banner img{
        width: 100%;
        height: 100%;
    }
    .problem-title {
        height: 50px;
        line-height: 50px;
        text-align: center;
        font-size: 20px;
    }
    .problem-main {
        /* width: 800px; */
        width: calc(100% - 30px);
        height: auto;
        overflow: hidden;
        background:none;
        margin: 0 auto;
        position: relative;
        padding: 0 15px;
    }
    .problem-item{
        width: 80px;
        height: 120px;
        color: #323232;
        font-size: 16px;
        position: absolute;
    }
    .problem-item img{
        width: 40px;
        height: 40px;
        margin: 0 auto;
        display: block;
    }
    .problem-item p{
        width: 100%;
        line-height: 20px;
        text-align: center;
        font-size: 14px;
    }
    .problem-item{
        width: calc(50% - 40px);
        height: 100px;
        float: left;
        position: relative;
        margin: 0 20px;
    }
    .problem-item-1{
        top:0;
        left:0;
    }
    .problem-item-2{
        top:0;
        left:0;
    }
    .problem-item-3{
        top:0;
        left:0;
    }
    .problem-item-4{
        top:0;
        right:0;
    }
    .problem-item-5{
        top:0;
        right:0;
    }
    .problem-item-6{
        top:0;
        right:0;
    }
    .company-title {
        height: 50px;
        line-height: 50px;
        font-size: 20px;
        color: #323232;
    }
    .company-list {
        width: 100%;
        display: inline-block;
        padding: 30px 0;
    }
    .company-list li {
        width: calc(100%/3 - 20px);
        margin: 0 10px;
        float: left;
    }
    .advantage{
        display: none;
    }
    .success-case{
        display: none;
    }
    /*全方位动力系统区别*/
    .contrast-top{
        display: block;
        width: 100%;
        height: 35px;
        line-height: 35px;
        font-size: 18px;
        color: #fff;
        text-align: center;
        background: #323232;
    }
    .m-contrast-box{
        width: calc(100% - 30px);
        padding: 0 15px;
        overflow: hidden;
        background: #f0f0f0;
        display: block;
    }
    .contrast-title{
        margin-top: 20px;
        overflow: hidden;
    }
    .contrast-title-item{
        width: 40%;
        height: 30px;
        font-size: 15px;
        line-height: 30px;
        background: #252525;
        border-radius: 15px;
        text-align: center;
        color: #fff;
        font-weight: bold;
    }
    .contrast-list{
        overflow: hidden;
    }
    .contrast-list li{
        margin: 20px 0;
        overflow: hidden;
    }
    .contrast-left{
        width: 40%;
        height: 50px;
        font-size: 14px;
        font-weight: bold;
        overflow: hidden;
    }
    .contrast-left p{
        height: 25px;
        line-height: 25px;
        text-align: center;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .contrast-vs{
        width: 20%;
        height: 50px;
        font-size: 15px;
        line-height: 50px;
        color:#d89510;
        text-align: center;
    }
    .contrast-right{
        width: 40%;
        height: 50px;
        font-size: 14px;
        overflow: hidden;
    }
    .contrast-right p{
        height: 25px;
        line-height: 25px;
        text-align: center;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .case-list{
        display: block;
        margin-top: 0;
    }
    .m-case-title{
        display: block;
        height: 50px;
        line-height: 50px;
        font-size: 18px;
        text-align: center;
        color: #323232;
    }
    .m-case-more{
        width: 80px;
        padding: 0 10px;
        margin: 15px auto;
        height: 30px;
        line-height: 30px;
        text-align: center;
        color: #fff;
        background: #323232;
        border-radius: 15px;
        display: block;
    }
}