xK/xP/public/xP.css

body {
	margin: 0;
	padding: 0;
	font-family: sans-serif;
}

.xP {
	height: 100vh;
	display: flex;
	flex-direction: column;
	overflow: hidden;
}

.title, .status {
	background: #f8f8f8;
	border-bottom: 1px solid #ccc;
	padding: .05rem .3rem;
}

.middle {
	flex: auto;
	display: flex;
	flex-direction: row;
	overflow: hidden;
}

.list {
	overflow-y: auto;
	border-right: 1px solid #ccc;
	min-width: 10rem;
}
.item {
	padding: .05rem .3rem;
	cursor: default;
}
.item.active {
	font-weight: bold;
}

/* Only Firefox currently supports align-content: safe end, thus this. */
.buffer-container {
	flex: auto;
	display: flex;
	flex-direction: column;
	overflow: hidden;
}
.filler {
	flex: auto;
}
.buffer {
	display: grid;
	grid-template-columns: max-content auto;
	overflow-y: auto;
}

.date {
	padding: .3rem;
	grid-column: span 2;
	font-weight: bold;
}
.time {
	padding: .1rem .3rem;
	background: #f8f8f8;
	color: #bbb;
	border-right: 1px solid #ccc;
}
.mark {
	padding-right: .3rem;
	text-align: center;
	display: inline-block;
	min-width: 2rem;
}
.mark.error {
	color: red;
}
.mark.join {
	color: green;
}
.mark.part {
	color: red;
}
.mark.action {
	color: darkred;
}
.content {
	padding: .1rem .3rem;
	white-space: pre-wrap;
}
.content .b {
	font-weight: bold;
}
.content .i {
	font-style: italic;
}
.content .u {
	text-decoration: underline;
}
.content .s {
	text-decoration: line-through;
}
.content .m {
	font-family: monospace;
}

.status {
	border-top: 2px solid #fff;
}

textarea {
	padding: .05rem .3rem;
	font-family: inherit;
}