body{
    font-family:arial;
    background:#0f172a;
    color:white;
    margin:0;
}

.container{
    width:90%;
    margin:auto;
    text-align:center;
}

.card{
    background:#1e293b;
    padding:20px;
    margin:20px;
    border-radius:10px;
}

button{
    padding:10px 20px;
    border:none;
    border-radius:5px;
    color:white;
    cursor:pointer;
}

.on{
    background:green;
}

.off{
    background:red;
}

table{
    width:100%;
    background:white;
    color:black;
}

th{
    background:#2563eb;
    color:white;
}

.login-box{
    width:300px;
    background:white;
    color:black;
    margin:100px auto;
    padding:20px;
    border-radius:10px;
}

input{
    width:100%;
    padding:10px;
    margin-top:10px;
}

.logout{
    color:white;
}