.inner-header{
    width: 100%;
}

.head-img{
    width: 100%;
    height: 240px;
    background: url("background.png");
}

.head-img-container{
    width: 1200px;
    margin: auto;
    line-height: 240px;
    height: 240px;
}

.head-banner{
    width: 100%;
    background: #F5F7FC;
    padding: 5px 0px;
    font-size: 14px;
}

.banner-content{
    display: block;
    width: 1200px;
    margin: 0px auto;
}

.main{
    width: 1200px;
    margin: 15px auto;
    border: 1px solid #d0d5da;
    /*padding: 5px;*/
    box-sizing: border-box;
}

.main-title{
    height: 40px;
    background: #F1F1F1;
    /* padding: 5px; */
    font-size: 16px;
    line-height: 40px;
    padding-left: 10px;
    border-bottom: 1px solid #d0d5da;
}

.qx-level,.shi-level,.sheng-level{
    padding-left: 10px;
    padding-right: 10px;
    clear: both;
    margin: 30px 0px;
}

.level-inner{
    display: flex;
    margin-bottom: 30px;
}

.level-title{
    font-weight: bold;
    /*float: left;*/
    width: 120px;
    text-align: right;
    padding-right: 5px;
    padding-top: 15px;
}

.level-content{
    /*float: left;*/
    width: 1050px;
}

.main-btn{
    text-align: center;
    padding: 40px;
}

.main-btn button{
    background: #4E64DE;
    color: #ffffff;
    border: none;
    width: 290px;
    height: 55px;
    border-radius: 5px;
}

.border{
    border-bottom: 1px solid #d0d5da;
}

.level-content span{
    display: inline-block;
    background: rgb(241,243,242);
    padding: 10px 15px;
    margin: 5px;
    cursor: pointer;
    box-sizing: border-box;
    border: 1px solid rgba(241,243,242);
}

.level-content .selected{
    border: 1px solid rgb(137,151,234);
    background: rgb(225,227,251);
    color: rgb(60,85,219);
    position: relative;
}

.selectpng{
    background: url(selected.png);
    display: inline-block;
    width: 20px;
    height: 20px;
    position: absolute;
    bottom: -1px;
    right: -1px;
}

.top-title{
    color: #4E64DE;
    font-size: 22px;
    font-weight: bold;
}