body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f4f4f4;
}

.container {
    text-align: center;
    background: #ffffff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 100%;
    color: #333333;
}

h1 {
    margin-bottom: 20px;
    font-size: 24px;
    color: #333333;
}

p {
    margin-bottom: 20px;
    font-size: 16px;
    color: #666666;
}

input {
    padding: 10px;
    font-size: 16px;
    margin-top: 10px;
    margin-bottom: 10px;
    width: calc(100% - 22px);
    border: 1px solid #dddddd;
    border-radius: 5px;
    box-sizing: border-box;
    color: #333333;
    background-color: #ffffff;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    margin-top: 20px;
    cursor: pointer;
    background-color: #333333;
    color: #ffffff;
    border: none;
    border-radius: 5px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #555555;
}

#results {
    margin-top: 20px;
    font-size: 18px;
    color: #333333;
}