* {
    box-sizing: border-box;
}

body {
    margin: 0;

    min-height: 100vh;

    display: flex;
    align-items: center;
    justify-content: center;

    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;

    background: #f4f4f4;
    color: #222;
}

.container {
    width: min(600px, 90%);

    padding: 40px;

    background: white;

    border-radius: 16px;

    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.08);

    text-align: center;
}

h1 {
    margin: 0 0 30px;

    font-size: 28px;
}

.value {
    margin-bottom: 30px;

    font-size: 72px;
    font-weight: 700;

    line-height: 1;
}

input[type="range"] {
    width: 100%;

    cursor: pointer;
}

.range-labels {
    display: flex;
    justify-content: space-between;

    margin-top: 8px;

    font-size: 14px;

    color: #777;
}

.status {
    margin-top: 30px;

    font-size: 14px;

    color: #777;
}