body {font-family: "Segoe UI", sans-serif;margin: 0;padding: 0;background-color: #f5f5f5;}.call-header{background-color: #8D5301;padding: 20px;text-align: center;}.call-header h1{color: #fff;font-size: 30px;}.call-container {max-width: 800px;margin: 20px auto;padding: 20px;background-color: #fff;border-radius: 8px;box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);}.call-container h1, h2 {margin-top: 0;font-size: 22px !important;}p {margin-bottom: 20px;}.button {display:...