csv-blocks/styles.css

div.csv-table-wrapper {
	max-height: 300px;
	overflow-y: auto;
}

.csv-table {
	border-collapse: collapse;
}

.csv-table thead td {
	font-weight: bold;
}

.csv-table td {
	border: 1px solid var(--background-modifier-border);
	padding: 4px 8px;
}

.csv-table-header {
	position: relative;
	padding-right: 28px !important;
}

.csv-copy-btn {
	position: absolute;
	right: 4px;
	top: 50%;
	transform: translateY(-50%);
	background: none;
	border: none;
	cursor: pointer;
	padding: 2px;
	border-radius: 4px;
	line-height: 0;
	color: var(--text-muted);
	opacity: 0;
	transition: opacity 0.15s ease;
}

.csv-table-header:hover .csv-copy-btn {
	opacity: 1;
}

.csv-copy-btn:hover {
	background: var(--background-modifier-hover);
	color: var(--text-normal);
}