* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 16px;
    color: #212529;
    background-color: #f8f9fa;
    line-height: 1.5;
}

body {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

table {
    border-collapse: collapse;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;

    thead {
        th {
            background-color: #212529;
            color:aliceblue;
            font-weight: 700;
            padding: 1rem;
            text-align: center;
        }
    }

    tbody {
        tr {
            border-bottom: 1px solid #dee2e6;

            &:nth-child(even) {
                background-color: rgba(0, 0, 0, 0.02);
            }
        }
    }

    td {
        padding: 0.75rem;
        text-align: center;
        font-family: monospace;
        font-size: 1.1rem;

        &.current {
            color: #000;
            background-color: rgba(0, 191, 255, 0.3);
            font-weight: 700;
            border: 2px solid #00bfff;
        }
    }
}