.smart-counter {

    display: inline-flex;
    flex-wrap: nowrap;   /* 折り返さない */

    align-items: center;

    gap: 12px;

    padding: 3px 4px;

    background: #000000;

    border: 2px dashed #000000;

    font-family:
        "Arial Black",
        sans-serif;

    white-space: nowrap; /* 改行防止 */
}

.counter-group {
    display: flex;
    align-items: center;
}

.label {

    display: inline-block;
    margin-right: 2px;
    line-height: 1;
    font-size: 12px;
    font-weight: bold;

    color: #ffffff;

    letter-spacing: 0px;
}

.digit {

    display: inline-flex;

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

    width: 12px;
    height: 16px;

    margin-right: 0px;

    background: #000000;

    border: 1px solid #003300;

    color: #00ff00;

    font-size: 12px;
    font-weight: bold;

    box-shadow:
        inset 0 0 0 2px #00aa00,
        0 0 4px rgba(0,255,0,.5);
}

.counter-wrap {
    text-align: center;
}