#responsive-form{max-width:100%;padding:20px;background-color:#f9f9f9;border-radius:10px;box-shadow:0 4px 8px rgba(0,0,0,0.1)}.form-row{display:flex;flex-wrap:wrap;margin-bottom:15px}.column-half,.column-full{padding:10px}.column-half{width:50%}.column-full{width:100%}input[type="text"],input[type="email"],textarea{width:100%;padding:10px;font-size:16px;border-radius:6px;border:1px solid #ccc;box-sizing:border-box;background-color:#fff;transition:border-color 0.3s ease}input[type="text"]:focus,input[type="email"]:focus,textarea:focus{border-color:#0073aa;outline:none}textarea{height:150px;resize:vertical}label{display:block;font-size:14px;margin-bottom:5px;color:#333}button,input[type="submit"]{background-color:#ca492a;color:white;padding:12px 20px;border:none;border-radius:6px;cursor:pointer;font-size:16px;transition:background-color 0.3s ease;width:100%;text-align:center}button:hover,input[type="submit"]:hover{background-color:#005a87}@media screen and (max-width:768px){.column-half{width:100%}}