.accent-bar {
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 6px 8px;
    margin-bottom: 12px;
    background: #fff;
    border-bottom: 1px solid #ddd;
}

.accent-bar .accent-bar-hint {
    flex-basis: 100%;
    width: 100%;
    margin: 0 0 2px;
    font-size: 12px;
    color: #777;
}

.accent-bar .accent-key {
    min-width: 34px;
    min-height: 34px;
    padding: 4px 8px;
    font-size: 16px;
    line-height: 1;
    color: #333;
    background: #f5f5f5;
    border: 1px solid #ccc;
    border-radius: 3px;
    cursor: pointer;
}

.accent-bar .accent-key:hover,
.accent-bar .accent-key:focus {
    background: #e6e6e6;
    border-color: #adadad;
}

.accent-bar .accent-key:focus-visible {
    outline: 2px solid #4a90d9;
    outline-offset: 1px;
}

.accent-bar .accent-key:active {
    background: #d4d4d4;
}