* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f9;
    color: #333;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 20px;
}

.menu, main {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

button {
    padding: 12px 24px;
    background-color: #0078ff;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 18px;
}

button:hover {
    background-color: #005fcc;
}

#email-container {
    background: white;
    padding: 20px;
    border-radius: 8px;
    min-height: 200px;
    width: 80%;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}