vendure/docs/src/css/code-blocks.css

/* Styling of GraphQL code blocks */
.graphql-code-block {
    background-color: var(--ifm-pre-background);
    border-radius: var(--ifm-pre-border-radius);
    padding: var(--ifm-pre-padding);
    color: var(--ifm-pre-color);
    font: var(--ifm-code-font-size) / var(--ifm-pre-line-height) var(--ifm-font-family-monospace);
}

.graphql-code-line {
}

.graphql-code-line:not(.top-level) {
    margin-left: 24px;
}
.graphql-code-line.comment {
    color: var(--color-graphql-comment);
}
.graphql-code-identifier {
    color: var(--color-graphql-identifier);
    margin-right: 6px;
}