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

header {
    text-align: center;
    padding: 20px;
}

main {
    padding: 20px;
}

form {
    display: flex;
    flex-direction: column;
    align-items: center;
}

textarea {
    width: 100%;
    max-width: 600px;
    height: 100px;
    margin-bottom: 10px;
}

input[type="password"], button {
    width: 100%;
    max-width: 200px;
    margin-bottom: 10px;
}

.message {
    border: 1px solid #ccc;
    padding: 10px;
    margin: 10px 0;
    border-radius: 5px;
    background-color: #fff;
}

small {
    display: block;
    color: gray;
    font-size: 0.8em;
}

@media (max-width: 600px) {
    textarea {
        width: 90%;
    }
}