body {
    font-family: Arial, sans-serif;
    background-color: #012840;
    color: #0F8C8C;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

.container {
    background-color: #021826;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    height: 40vh;
    position: relative;
    z-index: 1;
}

h1 {
    text-align: center;
    color: #0F8C8C;
}

h2 {
    margin-top: 0;
}

.input-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
}

label {
    flex: 1 0 100%;
}

input {
    flex: 1;
    background-color: #011C26;
    border: 1px solid #025959;
    color: #0F8C8C;
    padding: 0.5rem;
    border-radius: 4px;
}

button {
    flex: 0 0 auto;
    background-color: #025959;
    color: #0F8C8C;
    border: none;
    padding: 0.5rem 1rem;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #0F8C8C;
    color: #021826;
}

.output-container {
    background-color: #011C26;
    padding: 1rem;
    border-radius: 4px;
    min-height: 100px;
}

pre {
    white-space: pre-wrap;
    word-wrap: break-word;
    margin: 0;
}

.error-message {
    color: #FF6B6B;
    margin-top: 1rem;
    text-align: center;
}

@media (max-width: 480px) {
    .container {
        padding: 1rem;
    }

    .input-container {
        flex-direction: column;
    }

    input, button {
        width: 100%;
    }
}