body {
    font-family: Arial, sans-serif;
    background: #f5f5f5;
    margin: 0;
    padding: 20px;
}
.wrapper {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}
h1 {
    margin-bottom: 10px;
}
textarea {
    width: 100%;
    height: 140px;
    margin: 10px 0;
    padding: 12px;
    font-size: 14px;
    box-sizing: border-box;
}
button {
    padding: 10px 16px;
    margin: 5px;
    cursor: pointer;
}
.buttons {
    margin: 10px 0 5px;
}
.content {
    text-align: left;
    margin-top: 40px;
}