style.css

/* Use the 'Roboto' font for all elements */
* {
    font-family: 'Roboto', sans-serif;
    color: white;
    padding: 0;
    margin: 0;
  }
  
  body {
    background-color: #292f33;
    width: 300px;
    height: 120px;
    padding-top: 30px;
  }
  
  h1 {
    text-align: center;
    font-size: 2em;
  }

.main-container {
    display: flex;
    flex-direction: row;
    width: 100%;
    height: 90%;
    padding-top: 20px;
    padding-bottom: 30px;
  }
.left-column {
    display: flex;
    flex-direction: column;
    width: 70%;
    justify-content: space-between;
    padding-left: 20px;
}

.right-column {
  display: flex;
  flex-direction: column;
  width: 30%;
  justify-content: space-between;
}
  
label {
    font-size: 16px;
}

.switch { 
    position : relative ;
    display : inline-block;
    width : 40px;
    height : 20px;
    background-color: #66757f;
    border-radius: 20px;
}

.switch::after {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: white;
    top: 1px; 
    left: 1px;
    transition: all 0.3s;
}

input:checked + .switch::after {
    left : 20px; 
}
input:checked + .switch {
    background-color: #1DA1F2;
}

input { 
    display : none;
}