styles.css

body {
    font-family: 'Arial', sans-serif;
    background-color: #2c3e50;
    color: #ecf0f1;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    background: #34495e;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    max-width: 600px;
    width: 100%;
    text-align: center;
}

h1 {
    margin-bottom: 20px;
}

.input-section, .output-section {
    margin-bottom: 20px;
}

input {
    padding: 10px;
    font-size: 16px;
    border-radius: 4px;
    border: none;
    width: calc(100% - 22px);
    margin-bottom: 10px;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 4px;
    border: none;
    background-color: #e74c3c;
    color: #ecf0f1;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #c0392b;
}

#outputBinary {
    margin: 20px 0;
    font-size: 18px;
    font-weight: bold;
}

.status-ok {
    color: #2ecc71;
}

.status-error {
    color: #e74c3c;
    font-weight: bold;
}

.status-title {
    font-weight: bold;
    margin-right: 5px;
}

.status-error-symbol {
    color: black;
    font-weight: bold;
}