body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f0f0f0;
}

.container {
    text-align: center;
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 90%;
    max-width: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

h1 {
    font-size: 1.5em;
    margin-bottom: 20px;
    color: #333;
}

input[type="range"] {
    width: 100%;
    margin: 20px 0;
}

button {
    background-color: #ff0015;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #b30000;
}

p {
    font-size: 1.2em;
    color: #333;
    margin-top: 20px;
}

@media (max-width: 600px) {
    .container {
        width: 95%;
        padding: 15px;
    }

    h1 {
        font-size: 1.2em;
    }

    button {
        font-size: 0.9em;
        padding: 8px 16px;
    }

    p {
        font-size: 1em;
    }
}