body{
font-family:sans-serif;
background:#111;
color:white;
margin:0;
}

.container{
max-width:400px;
margin:auto;
padding:25px;
}

h2{
text-align:center;
margin-bottom:30px;
}

.row{
display:flex;
align-items:center;
justify-content:space-between;
padding:18px;
background:#1b1b1b;
border-radius:14px;
margin-bottom:15px;
}

.label{
font-size:18px;
}

.switch{
position:relative;
display:inline-block;
width:70px;
height:38px;
}

.switch input{
opacity:0;
width:0;
height:0;
}

.slider{
position:absolute;
cursor:pointer;
top:0;
left:0;
right:0;
bottom:0;
background:#444;
transition:.3s;
border-radius:34px;
}

.slider:before{
position:absolute;
content:"";
height:30px;
width:30px;
left:4px;
bottom:4px;
background:white;
transition:.3s;
border-radius:50%;
}

input:checked + .slider{
background:#00c853;
}

input:checked + .slider:before{
transform:translateX(32px);
}