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

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    box-sizing: border-box;
}

.input-section {
    display: flex;
    gap: 10px;
}

input {
    flex: 1;
    padding: 10px;
    font-size: 18px;
}

button {
    padding: 10px 20px;
    font-size: 18px;
    cursor: pointer;
}

.output-section {
    margin-top: 20px;
    background-color: white;
    padding: 20px;
    border-radius: 10px;
}