pre {
    position: relative;
}

.copy-code-button {
    position: absolute;
    right: calc(var(--std-padding) / 3);
    top: calc(var(--std-padding) / 3);
    display: inline-flex;
    align-items: center;
    gap: calc(var(--std-padding) / 3);

    padding: 0.35rem 0.55rem;
    font: inherit;
    font-size: 0.8rem;
    line-height: 1;
    color: var(--clr-suplight);
    background: var(--clr-really-dark);
    border: 1px solid var(--clr-dark);
    border-radius: calc(var(--bord-rad) / 3);
    cursor: pointer;

    opacity: 0;
    transform: translateY(-2px);
    transition:
        opacity 0.18s ease,
        transform 0.18s ease,
        background 0.18s ease,
        border-color 0.18s ease,
        color 0.18s ease;
    z-index: 2;
}

pre:hover .copy-code-button,
.copy-code-button:focus-visible {
    opacity: 1;
    transform: translateY(0);
}

.copy-code-button:hover {
    background: var(--clr-dark);
    color: var(--clr-suplight)
}

.copy-code-button:focus-visible {
    outline: 2px solid #58a6ff;
    outline-offset: 2px;
}

.copy-code-button svg {
    display: block;
    fill: currentColor;
}

.copy-code-button__text {
    min-width: 3.5ch;
}

.copy-code-button.is-copied {
    color: #3fb950;
    border-color: rgba(63, 185, 80, 0.35);
    background: rgba(63, 185, 80, 0.12);
}