#content_wrapper {
    margin-top:20px;
    margin-left:auto;
    margin-right:auto;
    margin-bottom: 100px;
    width: 80%;
    height: auto;
    font-size: 14px;
}
    .section_title {
        font-weight: bold;
        font-size: 18px;
    }
    #form_wrapper {
        width: 800px;
        margin-left: auto;
        margin-right: auto;
    }
    .row_wrap {
        width: 800px;
        margin-top: 40px;
        margin-bottom: 40px;
        height: 70px;
    }
    .row_wrap_b {
        width: 800px;
        margin-top: 40px;
        margin-bottom: 40px;
        height: 300px;
    }
        .half_wrap {
            width: 400px;
            height: 70px;
            float: left;
        }
            .form_field {
                font-size: 20px;
                width: 95%;
                height: 50px;
                border: solid 1px #cccccc;
                margin-left: auto;
                margin-right: auto;
                color: #999;
            }
            .form_field_b {
                font-size: 20px;
                width: 97%;
                height: 50px;
                border: solid 1px #cccccc;
                margin-left: auto;
                margin-right: auto;
                color: #999;
            }
            .form_field_large {
                font-size: 20px;
                width: 97%;
                height: 300px;
                border: solid 1px #cccccc;
                margin-left: auto;
                margin-right: auto;
                color: #999;
            }
            .form_button {
                font-size: 20px;
                width: 97%;
                height: 50px;
                background: #117692;
                margin-left: auto;
                margin-right: auto;
                color: #fff;
                border: none;
            }
            .form_label {
                font-size: 20px;
                font-weight: bold;
                color: #aaa;
            }
            .sub_label {
                font-size: 12px;
                font-weight: bold;
                margin-top:5px;
                color: #ccc;
            }
            .requ{
                color: #ff0000;
            }