Editing YM:Textbox/styles.css

/* Infoboxes */
.cd-textbox {
	padding: 14px;
	margin: 2em 0 1em 0;
	display: table;
	position:relative;
	width: 100%;
	clear:both;
}
.cd-textbox .icon-col.has-icon {
	display: table-cell;
	vertical-align: middle;
	width: 30px;
}
.cd-textbox .icon-col.has-icon::before {
	width: 35px;
	height: 100%;
	font-size: 1.6em;
	font-family: "fontawesome";
}
.cd-textbox .text-col {
	margin-left: 10px;
}
.boxheader {
	font-weight:bold;
	display: block;
}
.cd-textbox p {
	margin:0
}
.cd-textbox-note {
	border-left: solid 4px #2b80ea;
	background:#dfecfc;
}
.cd-textbox-note .icon-col.has-icon::before {
	content: "\f05a";
	color: #2b80ea;
}
.cd-textbox-tip {
	border-left: solid 4px #fdc300;
	background:#fff6d8;
}
.cd-textbox-tip .icon-col.has-icon::before {
	content: "\f0eb";
	color: #fdc300;
	font-size: 1.7em;
	margin-left: 5px;
}
.cd-textbox-warning {
	border-left: solid 4px #bd1d1d;
	background: #f5dcdc;
}
.cd-textbox-warning .icon-col.has-icon::before {
	content: "\f071";
	color: #bd1d1d;
}
.cd-textbox-important {
	border-left: solid 4px #f28c00;
	background: #fdeed9;
	margin-left: 2px;
}
.cd-textbox-important .icon-col.has-icon::before {
	content: "\f06a";
	color: #f28c00;
}
.cd-textbox-neutral {
	border-left: solid 4px #747474;
	background:#f1f3f9;
	padding:14px;
}
.cd-textbox-neutral .icon-col.has-icon::before{
	content: "\f0a9";
	color: #747474;
	left: 10px;
	top: 8px;
}
.cd-textbox-success {
	border-left: solid 4px #94c11f;
	background: #eff6dd;
}
.cd-textbox-success .icon-col.has-icon::before{
	content: "\f058";
	color: #94c11f;
}