body {
    font-family: Arial, sans-serif;
    background: #f4f4f4;
    margin: 0;
    padding: 0;
}

.container {
    width: 90%;
    max-width: 1000px;
    margin: 40px auto;
    background: #fff;
    padding: 30px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

h1, h2 {
    color: #333;
}

input, select, textarea, button {
    display: block;
    width: 100%;
    padding: 10px;
    margin: 15px 0;
}

button {
    background: #007bff;
    color: white;
    border: none;
    cursor: pointer;
}