body {
    font-family: Arial, sans-serif;
    background: #111;
    color: #eee;
    text-align: center;
    padding-top: 80px;
}

.actions {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    margin: 12px 0;
}

button {
    padding: 15px 30px;
    font-size: 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    background: #4CAF50;
    color: white;
}

button:hover {
    background: #45a049;
}

.state {
    min-width: 120px;
    font-weight: 700;
    text-align: left;
}

.state.online {
    color: #51d17a;
}

.state.offline {
    color: #ff7f7f;
}

.state.unknown {
    color: #c6c6c6;
}

#status {
    margin-top: 16px;
    color: #9ad1ff;
}