#regcontainer {
    width: 100%;
    height: auto;
    display: flex;
    margin: 0 auto;
    flex-direction: column; /* 设置弹性盒里面子div盒堆成成一列*/
    align-content: center;
    justify-content: center;
    background: white;
    overflow: hidden;
}
.regheader {
    width: 100%;
    text-align: center;
}

.regtable {
    margin: 0 auto;
}


.register {
    background: #f8f8f8;
}

.register #header {
    height: auto;
    padding: 15px 16px;
    justify-content: center;
    width: auto;
    display: flex;
    align-items: center;
    background: #417690;
    color: #ffc;
    overflow: hidden;
}

.register #header h1 {
    padding: 0;
    margin: 0 20px 0 0;
    font-size: 18px;
    font-weight: 300;
    color: #fff;
}

.register #header h1 a {
    color: #fff;
}

.register #content {
    padding: 20px 20px 0;
}

.register #container {
    background: #fff;
    border: 1px solid #eaeaea;
    border-radius: 4px;
    overflow: hidden;
    width: 28em;
    min-width: 300px;
    margin: 100px auto;
    position: relative;
    padding: 0;
}

.register #content-main {
    width: 100%;
}

.register .form-row {
    padding: 4px 0;
    float: left;
    width: 100%;
    border-bottom: none;
}

.register .form-row label {
    padding-right: 0.5em;
    line-height: 2em;
    font-size: 1em;
    clear: both;
    color: #333;
}

.register .form-row #id_username, .register .form-row #id_password, .form-row #id_name {
    clear: both;
    padding: 8px;
    width: 100%;
    -webkit-box-sizing: border-box;
       -moz-box-sizing: border-box;
            box-sizing: border-box;
}

.register .form-row #id_email, .register .form-row #id_mobilephone,
.register .form-row #id_contact_phone, .register .form-row #id_introduction {
    clear: both;
    padding: 8px;
    width: 100%;
    -webkit-box-sizing: border-box;
       -moz-box-sizing: border-box;
            box-sizing: border-box;
}


.register span.help {
    font-size: 10px;
    display: block;
}

.register .submit-row {
    clear: both;
    padding: 1em 0 0 9.4em;
    margin: 0;
    border: none;
    background: none;
    text-align: left;
}

.register .password-reset-link {
    text-align: center;
}


form {
    padding: 0;
    margin: 0;
}