.span {
    background: lightgray;
    font-size: 1em;
    border: 1px solid white;
    display: inline-block;
    position: relative;
    padding-inline: 0.2em;
    border-radius: 4px;
}

.spanSimple {
    padding-inline-start: 0.2em;
    position: relative;
    display: inline-block;
}

.tooltip {
    --background: lightsalmon;
    --arrow-width: 0.6em;
    --arrow-height: 0.4em;
    display: none;
    position: absolute;
    left: calc(100% + var(--arrow-width));
    top: -5000%;
    bottom: -5000%;
    margin: auto 0;
    width: max-content;
    height: max-content;
    background: var(--background);
    padding: 0.5em;
    border-radius: 0.7em;
    z-index: 1;
}

.span:is(:focus, :hover) > .tooltip {
    display: initial;
}

.tooltip::before {
    content: "";
    border-style: solid;
    top: 0;
    bottom: 0;
    margin: auto 0;
    height: max-content;
    border-width: var(--arrow-height) var(--arrow-width) var(--arrow-height) 0;
    border-color: transparent var(--background) transparent transparent;
    position: absolute;
    left: calc(var(--arrow-width) * -1 + 1px);
}

.img {
    display: inline-block;
    width: 1em;
    height: 1em;
    margin-inline-end: 0.2em;
    transform: translateY(0.1em);
}

.base {
    color: darkgreen;
}

.produced {
    color: darkgoldenrod;
}

.unknown {
    color: inherit;
}

.strong {
    font-weight: 600;
    margin-block: 1em 0.4em;
}

.strong:first-child {
    margin-block-start: 0;
}

.usedBy {
    max-width: 20em;
}

.leftClick {
    height: 1em;
    transform: translateY(0.1em);
}

.rightClick {
    height: 1em;
    transform: scaleX(-1) translateY(0.1em);
}

.clickBtn {
    fill: red;
}

@media (prefers-color-scheme: dark) {
    .span {
        border-color: #111111;
        background-color: #444;
    }

    .base {
        color: lightgreen;
    }

    .produced {
        color: lightsalmon;
    }

    .unknown {
        color: lightgray;
    }

    .tooltip {
        --background: darkred;
    }
}