body {
    font-family: "Segoe UI", sans-serif;
    background-color: #0d1117;
    color: #e6edf3;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
    margin: 0;
    padding: 2rem;
}

option {
    background-color: #161b22;
}

option:hover {
    background-color: #58a6ff;
}

.container {
    background-color: #161b22;
    border: 1px solid #30363d;
    border-radius: 10px;
    padding: 2rem;
    max-width: 800px;
    width: 100%;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
}

h1 {
    text-align: center;
    margin-bottom: 1rem;
    color: #58a6ff;
}

label {
    display: block;
    margin-top: 1rem;
}

textarea {
    width: 100%;
    height: 100px;
    border-radius: 5px;
    border: none;
    background-color: #0d1117;
    color: #e6edf3;
    padding: 10px;
    font-family: monospace;
    resize: vertical;
    font-size: 16px;
}

select,
button {
    margin-top: 1rem;
    padding: 10px;
    font-size: 16px;
    border-radius: 5px;
    border: none;
}

select {
    background-color: #21262d;
    color: #e6edf3;
    width: 100%;
}

button {
    background-color: #238636;
    color: white;
    cursor: pointer;
    width: 100%;
    margin-top: 15px;
    font-weight: bold;
    transition: background-color 0.2s;
}

button:hover {
    background-color: #2ea043;
}

pre {
    background-color: #0d1117;
    border: 1px solid #30363d;
    border-radius: 5px;
    padding: 10px;
    white-space: pre-wrap;
    word-break: break-word;
    overflow-y: auto;
    font-size: 14px;
}