body {
    font-family: Arial, sans-serif;
    background-color: #e8f5e9;
    margin: 0;
}

header {
    background-color: #074709;
    color: white;
    padding: 15px;
    text-align: center;
}

.container {
    max-width: 700px;
    margin: auto;
    padding: 20px;
}

.card {
    background: white;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

h2 {
    color: #5d795f;
    margin-top: 0;
}

.value {
    font-size: 24px;
    font-weight: bold;
}

button {
    padding: 10px 18px;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-right: 10px;
}

.on {
    background-color: #106c16;
    color: white;
}

.off {
    background-color: #e53935;
    color: white;
}

.status {
    margin-top: 10px;
    font-weight: bold;
}


table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

th, td {
    border-bottom: 1px solid #ccc;
    padding: 8px;
    text-align: center;
}

th {
    background-color: #c8e6c9;
}