body{
    margin: 0;
}
.login{
    width: 100vw;
    height: 100vh;
    background-image: url("https://oss.axiling.com/applets/ssoServer/bg.png");
    background-repeat: no-repeat;
    background-size: 100% 100%;
    position: relative;
}
.login .ding-box{
    position: absolute;
    left: 52%;
    top: 28%;
    width: 400px;
    height: 440px;
    background-color:#fff;
}
.login .ding-box .welcome{
    margin-top: 30px;
    margin-left: 30px;
    margin-bottom: 30px;
    width: 164px;
    height: 18px;
}
.login .ding-box .ding-ma{
    width: 100%;
    height: 358px;
    /*height: calc(440px-78px);*/
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}
.login .ding-box .ding-ma .title{
    font-size: 16px;
    color: #000000;
    position: relative;
    top: 10px;
}
.login .ding-box .ding-ma .ding-desc{
    font-size: 13px;
    color: #CCCCCC;
    font-weight: 300;
}
.login .ding-box .login-form {
    width: 260px;
    height: 280px;
    /*border: 1px #000 solid;*/
    /*position: relative;*/
    /*max-width: 200px;*/
    /*max-height: 200px;*/
    /*text-align: center;*/
/*    display: flex;*/
/*    justify-content: center;*/
/*// flex-direction: column;*/
}