css
.form-valid { background-color: #ff628d; color: white; }
js – regex
$(document).ready(function () { // add h5-class to validate fields $.h5Validate.addPatterns({ 'codfiscale': /^([A-Za-z]{6}[0-9lmnpqrstuvLMNPQRSTUV]{2}[abcdehlmprstABCDEHLMPRST]{1}[0-9lmnpqrstuvLMNPQRSTUV]{2}[A-Za-z]{1}[0-9lmnpqrstuvLMNPQRSTUV]{3}[A-Za-z]{1})|([0-9]{11})$/, 'partitaiva': /^[0-9]{11}$/ 'phone': /(^1-[2-9]\d{2}-\d{3}-\d{4}$)|(^\d{2}-\d{2}-\d{3}-\d{4}$)/, 'datesql': /^[012][019][0-9][0-9]-[01][0-9]-[0123][0-9]$/, 'zip5': /^[0-9]{5}$/, 'zip9': /(^\d{9}$)|(^\d{5}-\d{4}$)$/, 'int': /^[0-9]*$/, 'alphanum': /^[A-Za-z0-9]+$/, 'alpha': /^[A-Za-z]+$/ }); $('#form_id').h5Validate({ errorClass:'form-valid' }); });