html,body{
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
}
ul,ol,li{
    list-style: none;
}
.login-box{
    width: 500px;
    padding: 20px;
    border-radius: 5px;
    background-color: #fff;
    box-shadow: 1px 1px 1px #ddd;
    position: fixed;
    top: 50%;
    left: 53%;
    margin-top: -200px;
    margin-left: -250px;
    display: none;

    
}
.login-box .login-title{
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    color: #000;
    margin-bottom: 30px;
}
.login-box .login-item{
    position: relative;
    padding-left: 120px;
}
.login-box .login-form-title{
    width: 100px;
    height: 50px;
    line-height: 50px;
    text-align: right;
    font-size: 18px;
    position: absolute;
    left: 0;
    top: 0;
}
.login-box .login-form-input{
    width: 89%;
    height: 50px;
    font-size: 16px;
    padding-left: 1%;
    border: none;
    border-bottom: 1px solid #ddd;
    outline: none;
}
.login-btn{
    width: 100%;
    padding-top: 20px;
}
.login-btn .login-save{
    width: 240px;
    height: 44px;
    line-height: 44px;
    text-align: center;
    border-radius: 5px;
    background-color: #338d18;
    font-size: 16px;
    color: #fff;
    box-shadow: 1px 1px 1px #f1f1f1;
    cursor: pointer;
    margin: 20px auto;
}



.banben{
    padding-left: 40px;
}

.content{
    display: none;
}
.exam-main{
    display: none;
}

.container{
    width: 100%;
    height: 100%;
    
    overflow: hidden;
}
.container .content{
    width: 96%;
    height: 90%;
    border-radius: 10px;
    background-color: #fff;
    margin: 3% auto;
    position: relative;
}