.filled {
    background: black;
    color: white;
    font-weight: bold;
    border-radius: 100%;
    filter: drop-shadow(4px 4px 8px rgba(0,0,0,0.5));
}

.empty {
    background: transparent;
    color: black;
    cursor: pointer;
}

.meter-cell:not(.filled):hover {
    background: oklch(0.882 0.059 254.128);

}