yii2-swiftmailer/apps/advanced/frontend/web/css/site.css

body {
	padding-top: 70px;
}

.footer {
	border-top: 1px solid #ddd;
	margin-top: 30px;
	padding-top: 15px;
	padding-bottom: 30px;
}

.jumbotron {
	text-align: center;
	background-color: transparent;
}

.jumbotron .btn {
	font-size: 21px;
	padding: 14px 24px;
}

.not-set {
	color: #c55;
	font-style: italic;
}

/* add sorting icons to gridview sort links */
a.asc:after, a.desc:after {
	position: relative;
	top: 1px;
	display: inline-block;
	font-family: 'Glyphicons Halflings';
	font-style: normal;
	font-weight: normal;
	line-height: 1;
	padding-left: 5px;
}

a.asc:after {
	content: /*"\e113"*/ "\e151";
}

a.desc:after {
	content: /*"\e114"*/ "\e152";
}

.sort-numerical a.asc:after {
	content: "\e153";
}

.sort-numerical a.desc:after {
	content: "\e154";
}

.sort-ordinal a.asc:after {
	content: "\e155";
}

.sort-ordinal a.desc:after {
	content: "\e156";
}

.grid-view th {
    white-space: nowrap;
}

.hint-block {
	display: block;
	margin-top: 5px;
	color: #999;
}

.error-summary {
	color: #a94442;
	background: #fdf7f7;
	border-left: 3px solid #eed3d7;
	padding: 10px 20px;
	margin: 0 0 15px 0;
}