.webform-submission-form {background-color: #eee; max-width: 800px;}
.webform-submission-form input[type=text],
.webform-submission-form input[type=tel],
.webform-submission-form input[type=date],
.webform-submission-form input[type=email]{width: 100%; max-width: 560px !important; background-color: #fff}