body {
    text-align: center;
    font-family: Arial, sans-serif;
}

header {
    background-color: #f2f2f2;
    padding: 20px;
}

.container {
    margin-top: 50px;
}

h2 {
    margin-bottom: 20px;
}

input[type="range"] {
    width: 200px;
    margin-bottom: 20px;
}

button {
    padding: 10px 20px;
    background-color: #4caf50;
    color: white;
    border: none;
    cursor: pointer;
}
footer{
    padding-top: 20%;
}