body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    padding-top: 50px;
}

.box {
    border: 1px solid #4a7bb0;
    padding: 20px 30px;
    text-align: left;
    width: 350px;
}

h2 {
    margin-top: 0;
    font-size: 20px;
}

button {
    margin-top: 10px;
    padding: 3px 8px;
    cursor: pointer;
}