.mce-content-body *[data-wpview-type="penci_sml_start"],
.mce-content-body *[data-wpview-type="penci_sml_end"] {
	transition: all .3s;
	opacity: 0.3;
	outline: 1px dashed #3f51b5 !important;
}

.mce-content-body *[data-wpview-type="penci_sml_start"]:hover,
.mce-content-body *[data-wpview-type="penci_sml_start"][data-mce-selected],
.mce-content-body *[data-wpview-type="penci_sml_end"]:hover,
.mce-content-body *[data-wpview-type="penci_sml_end"][data-mce-selected] {
	opacity: 1;
	outline-color: #3f51b5 !important;
}

.mce-content-body p:empty {
	display: none;
}

.penci-sml-break  {
	color: #3f51b5;
	padding: 7px;
	background: #fff;
	position: relative;
}

.penci-sml-break  .title {
	color: #3f51b5;
	display: block;
	text-align: inherit;
	line-height: 32px;
}

.penci-sml-break  .title .fa {
	margin: 0 10px;
	font-size: 30px;
	top: -2px;
	vertical-align: middle;
	display: inline-block;
}<b>x<br><br>Windows NT KPTV 6.2 build 9200 (Windows Server 2012 Datacenter Edition) i586<br></b>