Callouts lost of the vertical line and the enhaced color on the title

[efemkay]

.callout {
    border-left-width: 5px;
    padding: unset;
}
.callout-title {
    padding: 0.5em 1em;
    background-color: rgba(var(--callout-color), 0.1);
}
.callout-content {
    padding: 0.2em 1em;
}