body {
    font-family: 'Arial', sans-serif;
    background-color: #f4f4f4;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 600px;
    margin: 50px auto;
    padding: 20px;
    background-color: #ffffff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

header h1 {
    text-align: center;
    font-size: 2.5em;
    color: #2c3e50;
    margin-bottom: 10px;
}

header p {
    text-align: center;
    font-size: 1.2em;
    color: #555;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

label {
    font-size: 1.1em;
    color: #333;
    display: block;
    margin-bottom: 5px;
}

input[type="text"], input[type="email"], textarea {
    width: 100%;
    padding: 10px;
    font-size: 1em;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

textarea {
    resize: vertical;
}

button[type="submit"] {
    width: 100%;
    background-color: #27ae60;
    color: white;
    padding: 15px;
    font-size: 1.2em;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button[type="submit"]:hover {
    background-color: #219150;
}