Kraihlight.css

html {
  font-family: "Consolas";
  font-size: 11pt;
  background-color: #1A1A1A;
  color: #F9F9F9;
  padding: 0;
  margin: 0;
}

body {
	margin: 0;
  padding: 0.5ex 1.5ex;
}
body.console {}
body.normal {
	line-height: 3.2ex;
}

hr { margin: 0.5em 2em; }

a {
	color: inherit;
}

.line  { padding: 0.2ex 0; }
.time  { color: #726D73; }
.place { color: #899AB4; }

/* Nicks */

.sender[type=normal] { color: #D6B67F; font-weight: bold; margin-right: 1.5ex; }
.sender[type=myself] { color: #899AB4; font-weight: bold; margin-right: 1.5ex; }

/* Messages */

.message[type=privmsg] { color: #F9F9F9; }
.message[type=action] { color: inherit;}
.message[type=notice] { color: #726D73; }
.message[type=system] { color: #726D73; }
.message[type=error] { color: #726D73; font-weight: bold; }
.message[type=reply] { color: #F9F9F9; }
.message[type=error_reply] { color: #726D73; }
.message[type=dcc_send_send] { color: #726D73; }
.message[type=dcc_send_receive] { color: #726D73; }
.message[type=join] { color: #726D73; }
.message[type=part] { color: #726D73; }
.message[type=quit] { color: #726D73; }
.message[type=kick] { color: #726D73; }
.message[type=kill] { color: #726D73; }
.message[type=nick] { color: #726D73; }
.message[type=mode] { color: #726D73; }
.message[type=topic] { color: #726D73; }
.message[type=invite] { color: #726D73; font-style: italic; }
.message[type=wallops] { color: #726D73; }
.message[type=debug_send] { color: #726D73; }
.message[type=debug_receive] { color: #726D73; }

.highlight {
	color: #9FAC7F;
	font-weight: normal;
}

/* Special spans */

.url {
	word-break: break-all;
}
.address {
	text-decoration: underline; word-break: break-all;
}

/* Messages in main view, but not console */
body.normal .message[type=privmsg]          { padding-left: 22ex; display: block; }

body.normal .message[type=notice]           { padding-left: 22ex; display: block; }
body.normal .message[type=join]             { padding-left: 22ex; }
body.normal .message[type=part]             { padding-left: 22ex; }
body.normal .message[type=quit]             { padding-left: 22ex; }
body.normal .message[type=kick]             { padding-left: 22ex; }
body.normal .message[type=kill]             { padding-left: 22ex; }
body.normal .message[type=nick]             { padding-left: 22ex; }
body.normal .message[type=mode]             { padding-left: 22ex; }
body.normal .message[type=topic]            { padding-left: 22ex; }
body.normal .message[type=invite]           { padding-left: 22ex; }
body.normal .message[type=wallops]          { padding-left: 22ex; }

body.normal .message[type=system]           { padding-left: 22ex; }
body.normal .message[type=error]            { padding-left: 22ex; }
body.normal .message[type=reply]            { padding-left: 22ex; display: block; }
body.normal .message[type=error_reply]      { padding-left: 22ex; }
body.normal .message[type=dcc_send_send]    { padding-left: 22ex; }
body.normal .message[type=dcc_send_receive] { padding-left: 22ex; }

body.normal .message[type=debug_send]       { padding-left: 22ex; }
body.normal .message[type=debug_receive]    { padding-left: 22ex; }

/* Spans in line */

body.normal .time {
	display: block;
	float: right;
	padding-left: 1ex;
	visibility: hidden;
}
body.normal .line:hover .time {
	visibility: visible;
}

body.normal .sender[type=normal], body.normal .sender[type=myself] {
	display: block;
	float: left;
	padding-right: 0.3ex;
	text-align: right;
	width: 20ex;
}

body.normal div.line[type=action] .sender[type=normal], div.line[type=action] .sender[type=myself] {
	width: auto;
	padding-left: 19ex;
	margin-right: 1ex;
	color: #899AB4;
	background-color: transparent;
}

body.normal div.line[type=action] .sender[type=normal]::before, div.line[type=action] .sender[type=myself]::before {
	content: "•";
	padding-right: 1.5ex;
}

body.normal .line[highlight=true] > .sender[type=normal] {
	margin-left: -1ex;
	padding-left: 0.2ex;
	padding-right: 0.8ex;
	-webkit-border-top-right-radius: 3px;
	-webkit-border-bottom-right-radius: 3px;
	line-height:3ex;
	background-color: transparent;
	color: #D87D5F;
}

.line[highlight=true] {
  background-color: #222;
}

/* disable funky mirc colours */

.effect[color-number] { color: inherit; background-color: inherit; font-style: italic; }

Kraihlight.yaml

# All colors must be in the form of '#rrggbb' or '#rgb'.
# You cannot use color names.

log-view:
  nickname-format: '%n'
input-text:
  font-family: 'Consolas'
  font-size: 13.0
  background-color: '#1A1A1A'
  color: '#ffffff'
member-list:
  font-family: 'Consolas'
  font-size: 11.0
  color: '#726D73'
  background-color: '#1A1A1A'
  operator:
    color: '#899AB4'
  selected:
    color: '#9FAC7F'
    background:
      # gradient
      top-line-color: '#222'
      bottom-line-color: '#222'
      top-color: '#222'
      bottom-color: '#222'
server-tree:
  font-family: 'Consolas'
  font-size: 11.0
  background-color: '#1A1A1A'
  highlight:
    color: '#9FAC7F'
  newtalk:
    color: '#899AB4'
  unread:
    color: '#899AB4'
  normal:
    active:
      color: '#726D73'
    inactive:
      color: '#5E5960'
  selected:
    active:
      color: '#C0C0C0'
    inactive:
      color: '#7C767E'
    background:
      # gradient
      top-line-color: '#222'
      bottom-line-color: '#222'
      top-color: '#222'
      bottom-color: '#222'