textual-irc-custom-config.css

#topicBar,
.time {
	display: none;
}

.sender {
	width: 6rem;
	border-right: 1px solid #333;
	background: transparent;
}
.sender:hover {
	overflow: visible;
}

.line:not(.coalesced) .message,
.line:not(.coalesced) .sender {
	margin-top: 1.25rem;
}

.line {
	line-height: 1;
}

#mark {
	margin: 1.5rem 0 0;
	border-color: #666;
}

div.line.text:hover .message,
div.line.text:hover .sender,
div.line.text:hover .time,
body[data-view-type="server"] .line:hover .message,
body[data-view-type="server"] .line:hover .time {
	background: #222222;
}

div.line.text:hover,
body[data-view-type="server"] .line:hover {
	outline: none;
}

#body {
	padding-bottom: 1rem;
}

div.line[data-line-type="action"] .sender {
	padding-right: 0;
}

div.line[data-command="-100"],
div.line[data-command^="3"],
div.line[data-command="join"],
div.line[data-command="part"],
div.line[data-command="nick"],
div.line[data-command="mode"],
div.line[data-command="quit"] {
	font-size: 0.9em;
}

div.line[data-command="-100"] .sender,
div.line[data-command^="3"] .sender,
div.line[data-command="join"] .sender,
div.line[data-command="part"] .sender,
div.line[data-command="nick"] .sender,
div.line[data-command="mode"] .sender,
div.line[data-command="quit"] .sender {
	border-right-color: transparent;
}

div.line[data-command="join"],
div.line[data-command="part"],
div.line[data-command="quit"] {
	display: none;
}

div[data-command="join"]:last-of-type,
div[data-command="part"]:last-of-type,
div[data-command="quit"]:last-of-type {
	display: flex!important;
}

div.line.text[data-highlight="true"] {
	border:0;
}